1 Thu Jul 4 07:58:01 2002 J"orn Rennecke <joern.rennecke@superh.com>
3 * sh.md (mshfhi_b, mshflo_b, mshfhi_l, mshflo_l, mshfhi_w): Add DONE.
6 Thu Jul 4 07:36:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
8 * simplify-rtx.c (simplify_subreg): Reduce problem of finding
9 vector mode subregs of constants to finding integer mode
11 * cse.c (cse_insn): Use simplify_gen_subreg.
12 * convert.c (convert_to_integer): Don't strip a NOP_EXPR
13 From a vector mode expression of different size than the
16 2002-07-03 Eric Christopher <echristo@redhat.com>
18 * config/mips/linux.h: Add #undef for SUBTARGET_CPP_SPEC.
19 * config/mips/mips.h: Remove deprecated -m<processor> options
20 and cc1_cpu_spec associated.
21 (CONSTANT_ADDRESS_P): Fix last patch.
22 (ASM_DECLARE_FUNCTION_NAME): Declare. Fix comment.
23 * config/mips/mips.md (bungt, bunge, sungt_df, sungt_sf, sunge_df,
26 2002-07-03 Stan Shebs <shebs@apple.com>
28 * config/darwin.h (APPLE_CC): Remove, not meaningful in FSF GCC.
29 (STRINGIFY_THIS, REALLY_STRINGIFY): Remove.
30 (CPP_SPEC): Remove insertion of APPLE_CC definition.
32 2002-07-03 Roger Sayle <roger@eyesopen.com>
34 * combine.c (struct_undo): Change types of recorded substitutions
35 to be either "int" or "rtx", instead of "unsigned int" and "rtx".
36 (do_SUBST_INT): Change types of the substitution from unsigned int
37 to int, to avoid compilation warning from SUBST_INT's only caller.
39 (make_extraction): Add cast to avoid compilation warning.
40 (force_to_mode): Remove cast to avoid compilation warning.
42 2002-07-03 Eric Botcazou <ebotcazou@multimania.com>
43 Jeff Law <law@redhat.com>
45 * i386.md (length_immediate attribute): Fix typo.
46 (length_address attribute): Likewise.
47 (modrm attribute): Set it to 0 for immediate call instructions.
48 (jcc_1 pattern): Set modrm attribute to 0.
49 (jcc_2 pattern ): Likewise.
50 (jump pattern): Likewise.
51 (doloop_end_internal pattern): Explicitly set length.
52 (leave pattern): Fix typo.
53 (leave_rex64 pattern): Likewise.
55 2002-07-03 David Edelsohn <edelsohn@gnu.org>
57 * config/rs6000/rs6000.md (fix_truncdfsi2_internal): Ignore DImode
60 (floatdidf2, fix_truncdfdi2): Same.
61 (floatdisf2, floatditf2, fix_trunctfdi2): Same.
63 (floatsitf2, fix_trunctfsi2): SImode in GPR.
64 (ctrdi): Remove FPR alternative and splitter.
66 2002-07-03 Will Cohen <wcohen@redhat.com>
68 * config/i386/i386.c (x86_integer_DFmode_moves): Disable for PPro.
70 Wed Jul 3 10:24:16 2002 J"orn Rennecke <joern.rennecke@superh.com>
72 * optabs.c (expand_vector_binop): Don't store using a SUBREG smaller
73 than UNITS_PER_WORD, unless this is little endian and the first unit
74 in this word. Let extract_bit_field decide how to load an element.
75 Force arguments to matching mode.
76 (expand_vector_unop): Likewise.
78 * simplify-rtx.c (simplify_subreg): Don't assume that all vectors
79 consist of word_mode elements.
80 * c-typeck.c (build_binary_op): Allow vector types for BIT_AND_EXPR,
81 BIT_ANDTC_EXPR, BIT_IOR_EXPR and BIT_XOR_EXPR.
82 (build_unary_op): Allow vector types for BIT_NOT_EPR.
83 * emit-rtl.c (gen_lowpart_common): Use simplify_gen_subreg for
85 * optabs.c (expand_vector_binop): Try to perform operation in
86 smaller vector modes with same inner size. Add handling of AND, IOR
87 and XOR. Reject expansion to inner-mode sized scalars when using
88 OPTAB_DIRECT. Use simplify_gen_subreg on constants.
89 (expand_vector_unop): Try to perform operation in smaller vector
90 modes with same inner size. Add handling of one's complement.
91 When there is no vector negate operation, try a vector subtract
92 operation. Use simplify_gen_subreg on constants.
93 * simplify-rtx.c (simplify_subreg): Add capability to convert vector
94 constants into smaller vectors with same inner mode, and to
95 integer CONST_DOUBLEs.
97 2002-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
99 * c-parse.in (parsing_iso_function_signature): New variable.
100 (extdef_1): New, copied from...
101 (extdef): ... here. Reset parsing_iso_function_signature.
102 (old_style_parm_decls): Reset parsing_iso_function_signature.
103 (old_style_parm_decls_1): New, copied from old_style_parm_decls.
104 Warn about ISO C style function definitions.
105 (nested_function, notype_nested_function): Reset
106 parsing_iso_function_signature.
107 (parmlist_2): Set parsing_iso_function_signature.
109 * doc/invoke.texi (-Wtraditional): Document new behavior.
111 2002-07-02 Chris Demetriou <cgd@broadcom.com>
113 * config.gcc (mips*el-*-*): Use tm_defines to set
114 TARGET_ENDIAN_DEFAULT, rather than including mips/little.h.
115 * config/mips/little.h: Remove.
117 2002-07-02 Devang Patel <dpatel@apple.com>
119 * objc/objc-act.c (adjust_type_for_id_default): Do not allow an
120 object as parameter. Prevent something like 'NSObject' to be
121 used as the type for a method argument.
123 2002-07-03 Neil Booth <neil@daikokuya.co.uk>
125 * cpptrad.c: Update comment.
127 2002-07-02 Neil Booth <neil@daikokuya.co.uk>
129 * doc/cpp.texi: Update for traditional preprocessing changes.
130 * goc/cppopts.texi: Similarly.
132 2002-07-02 Ziemowit Laski <zlaski@apple.com>
134 * c-parse.in (designator): Enable designated initializers if ObjC.
135 (objcmessageexpr): Remove references to objc_receiver_context.
136 * objc/objc-act.h (objc_receiver_context): Remove decl.
137 * objc/objc-act.c (objc_receiver_context): Remove.
138 (lookup_objc_ivar): Test objc_method_context instead of
139 objc_receiver_context.
141 Tue Jul 2 18:45:45 2002 J"orn Rennecke <joern.rennecke@superh.com>
143 * sh.c (print_operand, case 'N'): Allow zero vector.
144 (arith_reg_or_0_operand): Likewise.
145 (zero_vec_operand): Check for CONST_VECTOR, not PARALLEL.
146 * sh.h (CONST_COSTS): 0 has 0 cost. Check OUTER_CODE for
147 IOR, XOR, PLUS and SET and take their respective constant
149 (PREDICATE_CODES, arith_reg_or_0_operand): Can be CONST_VECTOR.
150 * sh.md (subdi3, subdi3_media): Allow zero operand.
151 (movv8qi_i+3): Only vector that is not split is the zero vector.
152 Fix operand 3 to simplify_subreg.
153 (movv2si_i): Split alternative 1.
154 (mshfhi_l_di_rev+1): New splitter.
156 2002-07-02 Neil Booth <neil@daikokuya.co.uk>
159 * cppinit.c (cpp_handle_option): Suppress warnings with an
160 implicit "-w" for "-M" and "-MM".
161 * doc/cppopts.texi: Update.
163 2002-07-01 Roger Sayle <roger@eyesopen.com>
165 * config/sh/sh.c (sh_media_init_builtins): Change use of poisoned
166 identifier "bzero" to "memset". Pass extra NULL_TREE argument to
169 2002-07-02 Alan Modra <amodra@bigpond.net.au>
171 * README.Portability: Fix typos.
173 2002-07-01 Hans-Peter Nilsson <hp@axis.com>
176 * config/cris/cris.h (LEGITIMIZE_RELOAD_ADDRESS): Correct number
177 of indirections for register inside sign-extended mem part.
179 2002-07-01 Roger Sayle <roger@eyesopen.com>
181 * tree.h: Modify builtin_function interface to take an extra
182 argument ATTRS, which is a tree representing an attribute list.
184 * c-decl.c (builtin_function): Accept additional parameter.
185 * objc/objc-act.c (builtin_function): Likewise.
186 * f/com.c (builtin_function): Likewise.
187 * java/decl.c (builtin_function): Likewise.
188 * ada/utils.c (builtin_function): Likewise.
189 * cp/decl.c (builtin_function): Likewise.
190 (builtin_function_1): Likewise.
192 * c-common.c (c_common_nodes_and_builtins): Pass an additional
193 NULL_TREE argument to builtin_function. (builtin_function_2):
195 * cp/call.c (build_java_interface_fn_ref): Likewise.
196 * objc/objc-act.c (synth_module_prologue): Likewise.
197 * java/decl.c (java_init_decl_processing): Likewise.
198 * f/com.c (ffe_com_init_0): Likewise.
200 * config/alpha/alpha.c (alpha_init_builtins): Pass an additional
201 NULL_TREE argument to builtin_function.
202 * config/arm/arm.c (def_builtin): Likewise.
203 * config/c4x/c4x.c (c4x_init_builtins): Likewise.
204 * config/i386/i386.c (def_builtin): Likewise.
205 * config/ia64/ia64.c (def_builtin): Likewise.
206 * config/rs6000/rs6000.c (def_builtin): Likewise.
208 2002-07-01 Zack Weinberg <zack@codesourcery.com>
210 * config/ip2k/t-ip2k: Remove LIBGCC1, CROSS_LIBGCC1, and LIBGCC1_TEST.
211 * config/mips/t-isa3264: Likewise.
212 * config/mmix/t-mmix: Likewise.
214 2002-07-01 John David Anglin <dave@hiauly1.hia.nrc.ca>
216 * emit-rtl.c (init_emit_once): Add missing cast to HOST_WIDE_INT.
218 2002-07-01 Roger Sayle <roger@eyesopen.com>
221 * fold-const.c (fold) [COND_EXPR]: Simplify A ? 0 : 1 to !A,
222 A ? B : 0 to A && B and A ? B : 1 into !A || B if both A and
225 2002-07-01 Nathanael Nerode <neroden@gcc.gnu.org>
227 * config/mmix/t-mmix: Eliminate last reference to LIBGCC1_TEST.
229 2002-07-01 Matt Kraai <kraai@alumni.cmu.edu>
231 * README.Portability (Function prototypes): Give an example of
232 declaring and defining a function with no arguments.
234 * README.Portability (Function prototypes): Document new
235 variable-argument function macros.
237 Mon Jul 1 19:55:17 2002 J"orn Rennecke <joern.rennecke@superh.com>
239 * sh.c (langhooks.h): Include.
240 (sh_init_builtins, sh_media_init_builtins): New functions.
241 (sh_expand_builtin, arith_reg_dest,and_operand): Likewise.
242 (mextr_bit_offset, extend_reg_operand, zero_vec_operand): Likewise.
243 (sh_rep_vec, sh_1el_vec, sh_const_vec): Likewise.
244 (builtin_description): New struct tag.
245 (signature_args, bdesc): New arrays.
246 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Undef / define.
247 (print_operand): Add 'N' modifier.
248 * sh.h (VECTOR_MODE_SUPPORTED_P): Add SHmedia vector modes.
249 (EXTRA_CONSTRAINT_U, EXTRA_CONSTRAINT_W): New macros.
250 (EXTRA_CONSTRAINT): Add 'U' and 'W' cases.
251 (CONST_COSTS): Add special case for SHmedia AND.
252 (PREDICATE_CODES): Add and_operand, arith_reg_dest,
253 extend_reg_operand, extend_reg_or_0_operand, mextr_bit_offset,
254 sh_const_vec, sh_1el_vec, sh_rep_vec, zero_vec_operand.
255 target_operand can also be const or unspec.
256 * sh.md (UNSPEC_INIT_TRAMP, UNSPEC_FCOSA UNSPEC_FSRRA): New constants.
257 (UNSPEC_FSINA, UNSPEC_NSB, UNSPEC_ALLOCO): Likewise.
258 (attribute type): Add new types.
259 (anddi3): Add splitter.
260 (movdi_const_16bit+1): Add code to handle vector constants and
261 bitmasks efficiently.
262 (shori_media): Have generator function made.
263 (movv8qi, movv8qi_i, movv8qi_i+1, movv8qi_i+2): New patterns.
264 (movv8qi_i+3, movv2hi, movv2hi_i, movv4hi, movv4hi_i): Likewise.
265 (movv2si, movv2si_i, absv2si2, absv4hi2, addv2si3, addv4hi3): Likewise.
266 (ssaddv2si3, usaddv8qi3, ssaddv4hi3, negcmpeqv8qi): Likewise.
267 (negcmpeqv2si, negcmpeqv4hi, negcmpgtuv8qi, negcmpgtv2si): Likewise.
268 (negcmpgtv4hi, mcmv, mcnvs_lw, mcnvs_wb, mcnvs_wub): Likewise.
269 (mextr_rl, mextr_lr, mextr1, mextr2, mextr3, mextr4, mextr5): Likewise.
270 (mextr6, mextr7, mmacfx_wl, mmacfx_wl_i, mmacnfx_wl): Likewise.
271 (mmacnfx_wl_i, mulv2si3, mulv4hi3, mmulfx_l, mmulfx_w): Likewise.
272 (mmulfxrp_w, mmulhi_wl, mmullo_wl, mmul23_wl, mmul01_wl): Likewise.
273 (mmulsum_wq, mmulsum_wq_i, mperm_w, mperm_w_little): LIkewise.
274 (mperm_w_big, mperm_w0, msad_ubq, msad_ubq_i, mshalds_l): Likewise.
275 (mshalds_w, ashrv2si3, ashrv4hi3, mshards_q, mshfhi_b): Likewise.
276 (mshflo_b, mshf4_b, mshf0_b, mshfhi_l, mshflo_l, mshf4_l): Likewsie.
277 (mshf0_l, mshfhi_w, mshflo_w, mshf4_w, mshf0_w, mshfhi_l_di): Likewise.
278 (mshfhi_l_di_rev, mshflo_l_di, mshflo_l_di_rev): Likewise.
279 (mshflo_l_di_x, mshflo_l_di_x_rev, ashlv2si3, ashlv4hi3): Likewise.
280 (lshrv2si3, lshrv4hi3, subv2si3, subv4hi3, sssubv2si3): Likewise.
281 (ussubv8qi3, sssubv4hi3, fcosa_s, fsina_s, fipr, fsrra_s): Likewise.
284 (fpu_switch+1, fpu_switch+2): Remove constraint.
286 2002-07-01 Aldy Hernandez <aldyh@redhat.com>
288 * tree.c (build_function_type_list): Update function comment.
289 Rename first argument to return_type.
291 2002-07-01 Neil Booth <neil@daikokuya.co.uk>
293 * Makefile.in: Remove all trace of tradcpp.c, tradcpp.h,
294 tradcif.y and related files.
296 2002-07-01 Neil Booth <neil@daikokuya.co.uk>
298 * cpptrad.c (skip_whitespace): Pass pointer to prior char.
300 2002-07-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
302 * mips.h (FUNCTION_ARG_REGNO_P): Fix parentheses.
304 2002-06-30 Devang Patel <dpatel@apple.com>
306 * objc/objc-act.c (finish_file): Avoid finish_objc() if
309 Fri Jun 28 17:22:37 2002 Denis Chertykov <denisc@overta.ru>
310 Frank Ch. Eigler <fche@redhat.com>
311 Matthew Green <mrg@redhat.com>
312 Richard Henderson <rtl@redhat.com>
313 Dave Hudson <dave.hudson@ubicom.com>
314 Jeff Johnston <jjohnstn@redhat.com>
315 Alan Lehotsky <apl@alum.mit.edu>
316 Bernd Schmidt <bernds@redhat.com>
317 Graham Stott <grahams@redhat.com>
319 * doc/extend.texi: Add ip2k port to description of attribute
321 * doc/install.texi (Specific): Add ip2k description.
322 * doc/install-old.texi (Configurations): Add ip2k to possible
324 * doc/md.texi: Document ip2k constraints.
325 * config/ip2k/crt0.S: New file.
326 * config/ip2k/ip2k-protos.h: New file.
327 * config/ip2k/ip2k.c: New file.
328 * config/ip2k/ip2k.h: New file.
329 * config/ip2k/ip2k.md: New file.
330 * config/ip2k/libgcc.S: New file.
331 * config/ip2k/t-ip2k: New file.
333 2002-06-30 Hans-Peter Nilsson <hp@bitrange.com>
335 * config/mmix/mmix.md ("return"): New pattern.
336 * config/mmix/mmix.h (TARGET_MASK_USE_RETURN_INSN)
337 (TARGET_USE_RETURN_INSN): New macros.
338 (TARGET_DEFAULT): Include TARGET_MASK_USE_RETURN_INSN.
339 (TARGET_SWITCHES): Add -msingle-exit and -mno-single-exit.
340 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Fix spacing.
341 (MMIX_POP_ARGUMENT): New macro.
342 (mmix_target_asm_function_prologue): When no epilogue is executed,
343 just emit a blank line. Use MMIX_POP_ARGUMENT with final POP insn.
344 (mmix_print_operand) <case '.'>: New case.
345 (mmix_print_operand_punct_valid_p): Match '.'.
346 (mmix_use_simple_return): New function.
347 * config/mmix/mmix-protos.h (mmix_use_simple_return): Prototype.
348 * doc/invoke.texi (Option Summary) <MMIX Summary>: Add
349 -msingle-exit, -mno-single-exit.
350 (MMIX Options): Ditto.
352 2002-06-30 Aldy Hernandez <aldyh@redhat.com>
354 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Fix typos.
356 2002-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
358 * gengtype.c (oprintf): Move VA_CLOSE after all fixedarg uses.
360 2002-06-30 Alan Modra <amodra@bigpond.net.au>
362 * unroll.c (loop_iterations): Handle EQ loops.
364 2002-06-29 David Edelsohn <edelsohn@gnu.org>
366 * config/rs6000/rs6000.md (ctrdi): Allocate pseudo for FPR
367 constraint in define_expand, not splitter.
370 2002-06-29 Aldy Hernandez <aldyh@redhat.com>
372 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
373 build_function_type_list instead of build_function_type.
375 * config/ia64/ia64.c (ia64_init_builtins): Same.
377 * config/alpha/alpha.c (alpha_init_builtins): Same.
379 * config/rs6000/rs6000.c (altivec_init_builtins): Same.
381 * config/arm/arm.c (arm_init_builtins): Same.
383 * tree.h: Add build_function_type_list prototype.
385 * tree.c (build_function_type_list): New.
387 2002-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
389 * collect2.c (scan_prog_file): Fix typo in message.
391 2002-06-28 Aaron Lehmann <aaronl@vitelus.com>
393 * fold-cont.c: Remove unused CHARMASK.
395 2002-06-29 Neil Booth <neil@daikokuya.co.uk>
398 * cppmain.c (scan_translation_unit_trad): Simplify.
399 * cppmacro.c (cpp_scan_nooutput): Handle traditional case.
401 2002-06-29 Neil Booth <neil@daikokuya.demon.co.uk>
403 * config/i386/crtdll.h: Define EXTRA_OS_CPP_BUILTINS.
404 Don't use CPP_PREDEFINES.
405 * config/i386/cygwin.h (EXTRA_OS_CPP_BUILTINS): New.
406 Used TARGET_OS_CPP_BUILTINS in preference to CPP_PREDEFINES.
407 * config/i386/djgpp.h, config/i386/i386-coff.h,
408 config/i386/i386-interix.h, config/i386/i386-interix3.h,
409 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mingw32.h,
410 config/i386/openbsd.h, config/i386/ptx4-i.h, config/i386/sysv3.h,
411 config/i386/uwin.h: Similarly.
413 2002-06-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
415 * c4x.h: (TARGET_CPU_CPP_BUILTINS): Check flag_inline_functions and
416 flag_inline_trees to enable inlining.
418 2002-06-28 Phil Edwards <pme@gcc.gnu.org>
420 * configure.in (gcc_gxx_include_dir): Change to match versioned
421 C++ headers if --enable-version-specific-runtime-libs is used.
422 * configure: Regenerate.
424 2002-06-28 Jan Hubicka <jh@suse.cz>
426 * gcse.c (gcse_emit_move_after): Use gen_move_insn to produce the move.
428 2002-06-28 Stephen Clarke <stephen.clarke@superh.com>
430 * combine.c (combine_simplify_rtx): Pass the mode of the
431 shift count, not the shift operation when trying to simplify
432 a shift on a SHIFT_COUNT_TRUNCATED target.
434 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
436 * config/m68hc11/m68hc11.md ("*addsi3"): Use 'o' constraint to
437 avoid the auto increment addressing modes.
438 ("*subsi3"): Likewise.
439 (split for add/sub on address): For 68HC12 push the value on
440 the stack and do the operation with a pop.
442 2002-06-28 Neil Booth <neil@daikokuya.co.uk>
444 * cpplib.c (_cpp_handle_directive): Move #define-specific
445 code to the #define handler...
446 (do_define): ...here.
447 (lex_macro_node): No longer a need to check for comments here.
449 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
451 * config/m68hc11/m68hc11.h (OPTIMIZATION_OPTIONS): Define.
452 * config/m68hc11/m68hc11-protos.h (m68hc11_optimization_options):
454 * config/m68hc11/m68hc11.c (m68hc11_optimization_options): New,
455 do not reorder basic blocks at the end when optimizing for size.
457 2002-06-28 Stephane Carrez <stcarrez@nerim.fr>
459 * config/m68hc11/m68hc11.c (autoinc_mode): New function.
460 (m68hc11_make_autoinc_notes): New function.
461 (m68hc11_split_move): Be very cautious when spliting a move with
462 auto increment/decrement modes because this may result in incompatible
463 directions; add REG_INC notes to the resulting insn for CSE reg.
465 2002-06-28 Stephane Carrez <Stephane.Carrez@nerim.fr>
467 * config/m68hc11/m68hc11.c (register_indirect_p): For 68HC12 a constant
468 can be a valid address.
470 2002-06-28 Aldy Hernandez <aldyh@redhat.com>
472 * config/rs6000/rs6000.c: Remove unusued variables from last
475 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
478 * config/rs6000/rs6000.c (rs6000_override_options): Move
479 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
481 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
483 * config/rs6000/rs6000.c (altivec_expand_builtin): Move
484 lvx/stv/dst builtins...
485 (altivec_expand_ld_builtin): ...to here.
486 (altivec_expand_st_builtin): ...here.
487 (altivec_expand_dst_builtin): ...and here (respectively).
489 2002-06-28 Bob Wilson <bob.wilson@acm.org>
491 * config/xtensa/xtensa.h (RETURN_IN_MEMORY): Update comment.
493 2001-06-08 Bernd Schmidt <bernds@redhat.com>
495 * emit-rtl.c (gen_lowpart_common): Don't create paradoxical FLOAT_MODE
497 * recog.c (general_operand, register_operand): Disallow them.
499 2002-06-28 Neil Booth <neil@daikokuya.co.uk>
502 * cpplib.c (_cpp_handle_directive): Do traditional
503 preparation after setting state.angled_headers.
504 * cpptrad.c (scan_out_logical_line): Fix potential
507 2002-06-27 Aldy Hernandez <aldyh@redhat.com>
509 * config/rs6000/rs6000.c (rs6000_override_options): Move
510 *SUBTARGET_OVERRIDE_OPTIONS before the -m options.
512 2002-06-27 Bob Wilson <bob.wilson@acm.org>
514 * config/xtensa/xtensa.md: Give "*xxx" names to all unnamed insn's.
515 (*lsiu, *ssiu, movstrsi_internal, zero_cost_loop_start,
516 zero_cost_loop_end): Remove unnecessary "parallel" from insns.
518 2002-06-27 Roger Sayle <roger@eyesopen.com>
520 * config/d30v/d30v.h: Remove commented out STACK_REGS #defines.
521 * config/stormy16/stormy16.h: Likewise.
523 * config/stormy16/stormy16.h (CUMULATIVE_ARGS): Replace typedef
526 2002-06-26 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
528 * doc/install.texi (Binaries): Add Sinix/Reliant Unix. Move
529 Hitachi entry. Make punctuation more consistent.
531 2002-06-27 Matt Kraai <kraai@alumni.cmu.edu>
533 * doc/install.texi: Change ` bit' to `-bit'.
534 * doc/md.texi: Change `-bits' to `-bit'.
535 * doc/tm.texi: Change `-bits' to ` bits'.
537 2002-06-27 Daniel Berlin <dberlin@dberlin.org>
539 * gcse.c (hoist_code): Rewrite to only get list of dominated
540 blocks once per BB. Also fix reversed test (by removing need for
543 2002-06-27 Neil Booth <neil@daikokuya.co.uk>
545 * cpphash.h (_cpp_set_trad_context): Remove.
546 * cpplib.c (prepare_directive_trad): Do nothing for #define.
547 (cpp_push_buffer, _cpp_pop_buffer): Don't call _cpp_set_trad_context.
548 * cpptrad.c: Update comments.
549 (_cpp_read_logical_line_trad): Let scan_logical_line handle
550 updating the current context.
551 (scan_logical_line): Update the current context.
552 (_cpp_create_trad_definition): Similarly.
553 (_cpp_set_trad_context): Remove.
555 2002-06-27 Neil Booth <neil@daikokuya.co.uk>
558 * c-lex.c (cb_def_pragma): Don't try to spell CPP_EOF.
560 2002-06-26 Bob Wilson <bob.wilson@acm.org>
562 * config/xtensa/xtensa-protos.h (xtensa_return_addr): Declare.
563 config/xtensa/xtensa.c (xtensa_return_addr): New function.
564 config/xtensa/xtensa.h (RETURN_ADDR_RTX): Use xtensa_return_addr.
565 config/xtensa/xtensa.md (fix_return_addr): New pattern.
567 2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
569 * mips.c (coprocessor_operand, coprocessor2_operand,
570 symbolic_operand): Move prototypes from here...
571 * mips-protos.h (coprocessor_operand, coprocessor2_operand,
572 symbolic_operand): ...to here.
574 Wed Jun 26 16:32:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
576 * config/sh/crt1.asm: remove _stack label definition
579 2002-06-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
581 * varasm.c: Include real.h before output.h.
583 2002-06-26 Aldy Hernandez <aldyh@redhat.com>
585 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Revert change to
586 check for TARGET_ALTIVEC.
588 2002-06-26 Nathanael Nerode <neroden@gcc.gnu.org>
590 * config.gcc (vax-*-vms*): Make obselete.
592 2002-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
594 * gcc.c (warn_std): Delete.
596 2002-06-25 Loren J. Rittle <ljrittle@acm.org>
598 * doc/extend.texi: Fix formatting of last checkin.
600 2002-06-25 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
602 * config/alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Remove leading
603 underscore from __IEEE_FP and __IEEE_FP_INEXACT.
605 2002-06-25 Aldy Hernandez <aldyh@redhat.com>
607 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
608 discrepancies from motorola's documentation.
610 Tue Jun 25 21:51:13 2002 J"orn Rennecke <joern.rennecke@superh.com>
612 * optabs.c (expand_vector_binop, expand_vector_unop): Don't assume
613 GET_MODE_UNIT_SIZE (mode) == UNITS_PER_WORD.
615 * config/sh/lib1funcs.asm (udivdi3): Make first divide step
616 produce a 32 bit result before normalization, then normalize with a
617 left shift. Compute approximative error of 2nd reciprocal
618 approximation in 2's complement. Fix mask generation from upper
619 longword of second divide stage result.
620 For large divisor, fix shift count used to truncate first stage
621 divide result; make decision if to adjust upwards based on comparison
622 of higher parts of normalized values.
623 (udivdi): Likewise. Undo normalization of result for large divisor
626 2002-06-25 David S. Miller <davem@redhat.com>
628 * config/sparc/sparc.md: Change \\{t,n} to \{t,n}.
630 2002-06-25 Neil Booth <neil@daikokuya.co.uk>
632 * cpplib.c (do_include_common): Revert to correct line number
634 * cpptrad.c (scan_out_logical_line): Treat null directive as
635 white space. Invlidate MI optimization for non-whitespace
636 text outside a directive.
638 2002-06-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
640 * Makefile.in (SHELL): Set to @SHELL@.
641 * fixinc/Makefile.in (SHELL): Likewise.
643 * mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2,
644 fixuns_truncsfsi2, fixuns_truncsfdi2): Avoid automatic aggregate
647 2002-06-24 Jeff Law <law@redhat.com>
649 * flow.c (propagate_one_insn): When removing an insn
650 with a REG_LIBCALL note but not the entire libcall sequence,
651 delete the associated REG_RETVAL note.
653 Mon Jun 24 21:05:09 2002 J"orn Rennecke <joern.rennecke@superh.com>
655 * lib1funcs.asm (sdivsi3): Add optimized SH64 implementations.
656 (udivsi3): Likewise. Rewrite SH1 implementation.
657 (udivdi3, divdi3, umoddi3, moddi3): New SHmedia functions.
658 * sh.md (R20_REG, R21_REG, R22_REG, R23_REG, FR23_REG): New constants.
659 (udivsi3_i1_media, divsi3_i1_media): Fix clobber list.
660 * config/sh/t-sh64 (LIB1ASMFUNCS): (_udivdi3, _divdi3, _umoddi3): Add.
663 * lib1funcs.asm (ic_invalidate): Add data cache line writeback.
665 * sh.h (FUNCTION_ARG_ADVANCE): Take SHCOMPACT_FORCE_ON_STACK
666 arguments into account for stack_regs.
668 2002-06-24 Matt Kraai <kraai@alumni.cmu.edu>
670 * doc/extend.texi: Change `@dots{}' to `/* @r{@dots{}} */'
673 2002-06-24 Art Haas <ahaas@neosoft.com>
675 * doc/extend.texi (Other Builtins): Change `...' to `@dots{}'.
676 * doc/tm.texi (Frame Layout): Likewise.
678 2002-06-20 Steve Ellcey <sje@cup.hp.com>
679 * gcc/config.gcc (ia64*-*-hpux*): Set use_collect2 to no.
680 Set float_format to i128.
682 2002-06-24 David S. Miller <davem@redhat.com>
684 * config/sparc/sparc.c (INIT_TARGET_OPTABS): If ARCH64, set the
685 32-bit ABI libfuncs to NULL.
687 * config/sparc/sparc.md: Use define_insn_and_split. Use braced
688 strings instead of quoted strings for code blocks.
690 * expmed.c (expand_divmod): Do not set optab1/optab2 to the shift
691 optabs if op1 is const0_rtx.
693 * Makefile.in (GTFILES): Add basic-block.h
694 * basic-block.h (label_value_list, tail_recursion_label_list):
697 2002-06-24 Neil Booth <neil@daikokuya.co.uk>
699 * cpptrad.c (scan_out_logical_line): Check recursing only when
700 we know we have a macro invocation in the function-like case.
701 Only call _cpp_handle_directive if we know we have a good
702 directive, or we want to reject a bad directive.
704 2002-06-24 Alan Modra <amodra@bigpond.net.au>
706 * doloop.c (doloop_valid_p): Correct comment.
707 (doloop_modify_runtime <abs_inc != 1>): Simplify.
708 (doloop_modify_runtime <do-while>): Don't emit code when NE.
710 Thu Jun 20 00:26:53 2002 Denis Chertykov <denisc@overta.ru>
712 * config.gcc: Add support for ip2k.
714 2002-06-23 Jan Hubicka <jh@suse.cz>
715 Jeff Law <law@redhat.com>
717 * function.h (struct emit_status): Clarify potential contents
718 of regno_reg_rtx array.
719 * integrate.c (copy_rtx_and_substitute): Update comments. Make
720 sure entry in regno_reg_rtx is a REG before checking REG_POINTER.
722 * reg-stack.c (convert_regs_exit): Push the registers to stack in
725 2002-06-22 Ulrich Weigand <uweigand@de.ibm.com>
728 * function.c (assign_stack_temp_for_type): Do not return
729 the same MEM rtx for multiple uses of a stack slot.
731 2002-06-22 David S. Miller <davem@redhat.com>
733 PR target/6841 target/6770 target/6719
734 * config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Return
735 NO_REGS for constant X when CLASS is GENERAL_OR_FP_REGS or
736 GENERAL_OR_EXTRA_FP_REGS.
738 2002-06-22 Neil Booth <neil@daikokuya.co.uk>
740 * cpptrad.c (struct fun_macro): Add line number.
741 (scan_out_logical_line): Set it, and use it to report unterminated
744 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
746 * genautomata.c (copy_node, VLA_PTR_CREATE, VLA_PTR_EXPAND,
747 VLA_PTR_ADD, VLA_HWINT_CREATE, VLA_HWINT_EXPAND, VLA_HWINT_ADD,
748 DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL, DECL_PRESENCE,
749 DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV, REGEXP_UNIT,
750 REGEXP_RESERV, REGEXP_SEQUENCE, REGEXP_REPEAT, REGEXP_ALLOF,
751 REGEXP_ONEOF, check_name): Const-ify.
753 2002-06-21 Matt Thomas <matt@3am-software.com>
755 * config/vax/vax.c (vax_output_function_prologue): Use
756 REGISTER_PREFIX. Fix some indentation.
757 * config/vax/vax.h (FUNCTION_PROFILER): Use reg_names[].
758 (VAX_ISTREAM_SYNC): Define.
759 (INITIALIZE_TRAMPOLINE): Use VAX_ISTREAM_SYNC. Move the
760 i-stream sync to the end.
761 (REGISTER_PREFIX): Define as "".
762 (ASM_OUTPUT_MI_THUNK): Use REGISTER_PREFIX.
764 2002-06-21 Jason Thorpe <thorpej@wasabisystems.com>
766 * config.gcc (ns32k-*-netbsd*): Remove from list of obsolete
769 2002-06-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
771 * tree.c (tree_node_kind, tree_node_counts, tree_node_sizes,
772 tree_node_kind_names): Wrap in GATHER_STATISTICS macro.
774 2002-06-21 Matt Thomas <matt@3am-software.com>
776 * config/vax/netbsd.h: Adjust a comment.
777 (TARGET_DEFAULT): Redefine as 0.
779 2002-06-21 Richard Henderson <rth@redhat.com>
781 * bb-reorder.c (make_reorder_chain_1): Search harder for the
782 vax casesi fallthru edge.
783 * cfglayout.c (cleanup_unconditional_jumps): Use
784 redirect_edge_succ_nodup. Do not delete ADDR_VEC insns as dead.
785 * cfgrtl.c (force_nonfallthru_and_redirect): Place redirection
786 block after ADDR_VEC.
788 2002-06-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
790 * config/sparc/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
792 2002-06-21 Neil Booth <neil@daikokuya.co.uk>
794 * cpperror.c (cpp_error): For traditional CPP, default to
795 diagnostics on pfile->line.
796 * cpplib.c (prepare_directive_trad): Set line number for
797 diagnostics for #define too.
798 * cpptrad.c (skip_whitespace): Skip comments properly.
799 (_cpp_expansions_different_trad): Initialize quote2.
801 2002-06-21 Hans-Peter Nilsson <hp@bitrange.com>
803 * config/mmix/mmix.md: Change GNU CC to GCC in file header comment.
804 * config/mmix/mmix.h: Ditto.
805 * config/mmix/mmix-protos.h: Ditto.
806 * config/mmix/mmix.c: Ditto. Fix typo in comment.
807 * config/mmix/mmix-modes.def: Change GNU CC to GCC in file header
808 comment. Comment extra CC modes.
810 2002-06-20 Jan Hubicka <jh@suse.cz>
812 * cfglayout.c (scope_to_insns_initialize): Call set_block_levels.
813 (scope_to_insns_finalize): Do not call set_block_levels; handle
815 (choose_inner_scope): New.
816 * rtl.h (choose_inner_scope): Declare.
818 2002-06-20 John David Anglin <dave@hiauly1.hia.nrc.ca>
820 * pa-protos.h (pa_asm_output_mi_thunk): Change third argument to
822 * pa.c (pa_asm_output_mi_thunk): Likewise.
823 (n_deferred_plabels): Change type to size_t.
824 (output_deferred_plabels, output_call): Use size_t instead of int.
826 2002-06-20 Richard Henderson <rth@redhat.com>
829 * config/m68k/m68k.md (zero_extendsidi2): Create expander; duplicate
830 pattern and adjust constraints for coldfire.
832 2002-06-20 Richard Henderson <rth@redhat.com>
834 * explow.c (probe_stack_range): Use gen_rtx_fmt_ee.
836 2002-06-20 Chris Demetriou <cgd@broadcom.com>
838 * config.gcc (mipsisa64-*-elf*, mipsisa64el-*-elf*): New targets.
840 2002-06-20 Chris Demetriou <cgd@broadcom.com>
842 * config/mips/mips.h (ISA_HAS_FP4): Fix comment to reflect use.
844 2002-06-20 Stan Shebs <shebs@apple.com>
846 * dominance.c: Include errors.h instead of error.h.
848 2002-06-20 Neil Booth <neil@daikokuya.co.uk>
850 * cppexp.c (cpp_interpret_integer): Don't force traditional
851 numbers to be unsigned.
852 * cpplib.c (prepare_directive_trad): Set line number for
854 * cpptrad.c (scan_out_logical_line): Continue scanning out
856 * gcc.c (trad_capable_cpp): Use cc1 always.
858 2002-06-20 Jeffrey Law <law@redhat.com>
860 * i386.h (TARGET_DEFAULT): Do not turn on frame pointer
861 elimination in leaf functions by default yet.
863 2002-06-20 Richard Sandiford <rsandifo@redhat.com>
865 * combine.c (make_extraction): Reapply to the argument of an ASHIFT.
867 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
869 * config/sparc/t-crtfm (crtfastmath.o): Prefix with $(T) for
871 * config/sparc/t-sol2-64 (EXTRA_MULTILIB_PARTS): Add crtfastmath.o.
874 Thu Jun 20 19:42:21 CEST 2002 Jan Hubicka <jh@suse.cz>
875 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
877 Mon Jun 10 20:42:34 CEST 2002 Jan Hubicka <jh@suse.cz>
879 * basic-block.h: Do not include et-forest.h
880 (dominance_info): Declare as struct dominance-info.
881 * cfglayout.c (cleanup_unconditional_jumps): Remove the edge before
883 * dominance.c (struct dominance_info): Define.
884 (BB_NODE, SET_BB_NODE): New macros.
885 (bb_hash_func, bb_eq_func): Kill.
886 (calculate_dominace_info, free_dominacne_info, set_immediate_dominator,
887 nearest_common_dominator, dominated_by_p, recount_dominator,
888 add_to_dominance_info, delete_from_dominance_info): update for new
890 (get_dominated_by, redirect_immediate_dominators): Rewrite using
892 * ifcvt.c (process_double_test_block, merge_if_block, find_cond_trap,
893 find_if_case_1, find_if_case_2): Remove killed blocks from dominance
896 * et-forest.h: Update copyright; revamp all function to operate on
898 (et_forest_value): Kill.
899 (et_forest_enumerate_sons, et_forest_node_value): New.
900 * et-forest.c: Update copyright.
901 * et-forest.h: Update copyright; revamp all function to operate on
903 (et_forest_value): Kill.
904 (et_forest_enumerate_sons, et_forest_node_value): New.
906 Thu Jun 6 22:43:43 CEST 2002 Jan Hubicka <jh@suse.cz>
908 * basic-block.h: Inlude et-forest.h
909 (basic_block_def): Kill dominator.
910 (dominance_info): New type.
911 (loops): Use dominace_info.
912 (dominace handling functions): Take dominace_info as argument
914 (create_preheader): Likewise.
915 * cfg.c (entry_exit_blocks): Kill dominator.
916 (dump_flow_info): Do not dump dominators.
917 * cfglayout.c (cleanup_unconditonal_jumps): Delete deleted block from
919 * cfgloop.c (flow_pre_header_find): Use dominacne_info.
920 (flow_loops_pre_header_scan, make_forwarder_block,
921 canonicale_loop_headers, flow_loops_find): Likewise.
922 * dominance.c: Include error.h
923 (idoms_to_doms): Kill.
924 (bb_hash_func, bb_eq_func): New static functions.
925 (debug_dominace_info): New global function.
926 (calculate_dominance_info): Use new et forest structure.
927 (free_dominace_info, get_immediate_dominator, set_immediate_dominator,
928 get_dominated_by, redirect_immediate_dominators,
929 nearest_common_dominator, dominated_by_p, verify_dominators,
930 recount_dominator, iterate_fix_dominators, add_to_dominace_info,
931 delete_from_dominance_info): New global functions.
932 * gcse.c (domnators): CHange to dominance_info.
933 (alloc_hoist_mem): Do not alloc dominators
934 (free_code_hoist_mem): Use free_dominance_info.
935 (compute_code_hoist_data): Use dominance_info.
936 (hoist_code): Likewise.
937 * ifcvt.c (post_dominators): Likewise.
938 (find_if_case_2, if_convert): Likewise.
939 * predict.c (process_note_predictions, process_note_prediction,
940 estimate-probability): Likewise.
941 * sched-rgn.c (find_rgns, init_regions): Likewise.
942 * ssa-dce.c (find_all_control_dependences, fint_control_depemndence,
943 find_pdom, delete_insn_bb, ssa_eliminate_dead_code): Likewise.
944 * ssa.c (compute_dominance_frontiers_1, rename_block, rename_registers,
945 find_evaluations, convert_to_ssa): Likewise.
946 * ssa.h (compute_dominance_frontiers): Likewise.
948 Thu Jun 6 22:57:34 CEST 2002 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
950 * Makefile.in (et-forest.c): Add.
951 * et-forest.c: New file.
952 * at-forest.h: New file.
954 2002-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
956 * c-decl.c (c_decode_option): Use ARRAY_SIZE in lieu of explicit
957 array size calculation.
958 * gengtype.c (NUM_BASE_FILES, create_file, write_gc_root):
961 * diagnostic.c (diagnostic_kind_text): Const-ify.
962 * gengtype.c (lang_names): Likewise.
964 Thu Jun 20 17:25:29 CEST 2002 JAn HUbicka <jh@suse.cz>
966 * combine.c (subst): Be prepared for simplify_subreg to return VOIDmode.
968 2002-06-20 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
970 * config/sol2.h: New file.
971 * config.gcc (i?86-*-solaris2*): Include it before i386/sol2.h.
972 (sparc64-wrs-vxworks*): Include it before sparc/sol2.h.
973 (sparc-*-chorusos*): Likewise.
974 (sparc-*-elf*): Likewise.
975 (sparc-*-rtems*, sparc-*-rtemself*): Likewise.
976 (sparc64-*-solaris2*, sparcv9-*-solaris2*): Likewise.
977 (sparc-hal-solaris2*): Likewise.
978 (sparc-*-solaris2*): Likewise.
979 (sparclite-*-elf*): Likewise.
980 (sparc86x-*-elf*): Likewise.
981 (sparc64-*-elf*): Likewise.
983 * config/i386/sol2.h (PREFERRED_DEBUGGING_TYPE): Moved to
985 (ASM_SPEC): Override config/sol2.h version for now.
986 Removed obsolete GAS_REJECTS_MINUS_S variant.
987 (WINT_TYPE, WINT_TYPE_SIZE): Moved to config/sol2.h.
988 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
989 (TARGET_OS_CPP_BUILTINS): Likewise.
991 (CPP_SPEC): Simplified using new CPP_SUBTARGET_SPEC.
992 (LIB_SPEC, ENDFILE_SPEC, STARTFILE_SPEC, LINK_SPEC): Moved to
994 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
995 (ASM_CPU_SPEC): Define.
996 (SUBTARGET_EXTRA_SPECS): Define.
998 * config/sparc/sol2-bi.h (LONG_DOUBLE_TYPE_SIZE): Removed, already
999 in config/sparc/sol2.h.
1000 (ASM_SPEC): Moved to config/sol2.h.
1001 (CPP_CPU_SPEC): Simplified.
1002 (STARTFILE_SPEC32): Likewise, renamed to STARTFILE_ARCH32_SPEC for
1004 (STARTFILE_SPEC64): Renamed to STARTFILE_ARCH64_SPEC.
1005 (STARTFILE_ARCH_SPEC): Use new names STARTFILE_ARCH32_SPEC,
1006 STARTFILE_ARCH64_SPEC.
1007 (STARTFILE_SPEC): Moved to config/sol2.h
1008 (SUBTARGET_EXTRA_SPECS): Add startfile_arch.
1009 (LINK_ARCH32_SPEC): Moved to config/sol2.h.
1010 (LINK_ARCH64_SPEC): Simplified.
1011 (LINK_ARCH_SPEC): Redefined config/sol2.h version for 64-bit support.
1012 (LINK_SPEC): Moved to config/sol2.h
1014 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Moved to
1016 Use BITS_PER_WORD for size.
1017 (WINT_TYPE, WINT_TYPE_SIZE): Likewise.
1018 (HANDLE_PRAGMA_REDEFINE_EXTNAME): Likewise.
1019 (CPP_PREDEFINES): Removed OS-specific part handled by
1020 TARGET_OS_CPP_BUILTINS.
1021 (CPP_SUBTARGET_SPEC): Moved to config/sol2.h.
1022 (CPLUSPLUS_CPP_SPEC): Removed, handled by TARGET_OS_CPP_BUILTINS.
1023 (ASM_SPEC): Moved to config/sol2.h.
1024 (PREFERRED_DEBUGGING_TYPE): Likewise.
1025 (STARTFILE_SPEC, LIB_SPEC, LINK_SPEC): Likewise.
1026 (SWITCH_TAKES_ARG, STDC_0_IN_SYSTEM_HEADERS): Likewise.
1027 (TARGET_DEFAULT): Reordered to match config/sparc/sol2-bi.h version.
1028 (TRANSFER_FROM_TRAMPOLINE): Moved to config/sol2.h
1030 * config.gcc (i?86-*-solaris2*): Removed obsolete gas support.
1031 * config/i386/sol2gas.h: Removed.
1033 Thu Jun 20 12:14:01 CEST 2002 Jan Hubicka <jh@suse.cz>
1035 * i386.md (xorqi_1_slp, xorqi_2_slp): New patterns.
1037 2002-06-16 Aldy Hernandez <aldyh@redhat.com>
1039 * gcc.c-torture/execute/simd-1.c: New.
1041 * gcc.dg/simd-1.c: New.
1043 * doc/extend.texi (Vector Extensions): Document that we can
1044 specify simd types not specifically supported by the hardware.
1045 Document that simd types can be used as function arguments.
1046 Document that signness does make a difference in SIMD types.
1047 Misc cleanups and revisions to the vector extensions section.
1049 * simplify-rtx.c (simplify_subreg): Simplify subregs of vector
1052 * expr.c (vector_mode_valid_p): New.
1054 * expr.h: Add vector_mode_valid_p.
1056 * defaults.h (VECTOR_MODE_SUPPORTED_P): Set default.
1058 * c-common.c (type_for_mode): Always build vector nodes regardless
1059 of VECTOR_MODE_SUPPORTED_P.
1060 (handle_mode_attribute): Error if we can't emulate a nonexisting
1062 (handle_vector_size_attribute): Same.
1064 * optabs.c (expand_binop): Open-code vector operations.
1065 (expand_unop): Open-code vector unops.
1066 (expand_vector_binop): New.
1067 (expand_vector_unop): New.
1069 * c-typeck.c (build_binary_op): Allow vectors in binops.
1070 Allow vectors in conditional operatiors.
1071 (build_unary_op): Allow vectors in unary minus.
1073 * config/rs6000/rs6000.h (ALTIVEC_VECTOR_MODE): Conditionalize on
1076 2002-05-20 Richard Henderson <rth@redhat.com>
1078 * c-common.c (c_common_get_alias_set): Correctly handle characters.
1079 Rearrange order of expressions; don't handle vectors here.
1080 * alias.c (get_alias_set): Let vectors match their components.
1082 2002-06-19 Chris Demetriou <cgd@broadcom.com>
1084 * config/mips/mips.c (mips_emit_prefetch): Use hints which
1085 match desired locality.
1087 2002-06-19 Dhananjay R. Deshpande <dhananjayd@kpit.com>
1089 * config/h8300/h8300.c (TARGET_INSERT_ATTRIBUTES): Define.
1090 (h8300_insert_attributes): New.
1092 2002-06-19 Akim Demaille <akim@epita.fr>
1094 * c-parse.in (initelt: identifier ':' initval): Add an empty
1095 action to fix a type clash.
1096 (aliasdecl, classdef): Add the missing closing `;'.
1098 * gengtype-yacc.y (typedef_struct): Add an empty action to preevnt
1099 $$ = $1 type clashes.
1101 2002-06-19 Eric Christopher <echristo@redhat.com>
1103 * config/mips/mips.c (symbol_operand): New function.
1104 (mips_emit_prefetch): Ditto.
1105 * config/mips/mips-protos.h: Define.
1106 * config/mips/mips.h (ISA_HAS_PREFETCH): Define.
1107 (CONSTANT_ADDRESS_P): Adjust, use TARGET_GAS.
1108 (LEGITIMIZE_ADDRESS): Ditto.
1109 * config/mips/mips.md (prefetch, prefetch_si_address,
1110 prefetch_si, prefetch_di_address, prefetch_di): New patterns.
1112 2002-06-19 Eric Christopher <echristo@redhat.com>
1114 * config/fp-bit.h: Add unordered defines for gofast.
1116 2002-06-19 Vladimir Makarov <vmakarov@redhat.com>
1118 * genautomata.c (DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON,
1119 DECL_EXCL, DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV,
1120 DECL_INSN_RESERV, REGEXP_UNIT, REGEXP_RESERV, REGEXP_SEQUENCE,
1121 REGEXP_REPEAT, REGEXP_ALLOF, REGEXP_ONEOF): New macros with
1122 checking and without it.
1123 (decl_name, decl_mode_check_failed, regexp_name,
1124 regexp_mode_check_failed): New functions.
1125 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1126 gen_presence_set, gen_absence_set, gen_automaton,
1127 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1128 gen_regexp_sequence, gen_reserv, gen_insn_reserv,
1129 automaton_decl_hash, automaton_decl_eq_p): Use the macros.
1130 (find_automaton_decl): Ditto. Set up mode of work_automaton_decl.
1131 (insn_decl_hash, insn_decl_hash, insn_decl_eq_p): Use the macros.
1132 (find_insn_decl): Ditto. Set up mode of work_insn_decl.
1133 (decl_hash, decl_eq_p): Use the macros.
1134 (find_decl): Ditto. Set up mode of work_decl.
1135 (process_excls, process_presence_absence, process_decls,
1136 check_automaton_usage, process_regexp, process_regexp_decls,
1137 check_usage, loop_in_regexp, check_loops_in_regexps,
1138 process_regexp_cycles, add_advance_cycle_insn_decl,
1139 initiate_states, initiate_excl_sets,
1140 initiate_presence_absence_sets, copy_insn_regexp, transform_1,
1141 transform_2): Use the macros.
1142 (transform_3): Ditto. Check mode before making transformations of
1144 (regexp_transform_func, transform_insn_regexps,
1145 process_unit_to_form_the_same_automaton_unit_lists,
1146 form_the_same_automaton_unit_lists_from_regexp,
1147 form_the_same_automaton_unit_lists,
1148 process_seq_for_forming_states, process_alts_for_forming_states,
1149 create_alt_states, form_ainsn_with_same_reservs, make_automaton,
1150 form_arcs_marked_by_insn, NDFA_to_DFA, set_new_cycle_flags,
1151 estimate_one_automaton_bound, compare_max_occ_cycle_nums,
1152 units_to_automata_heuristic_distr, create_ainsns,
1153 units_to_automata_distr, create_automata): Use the macros.
1154 (form_regexp): Ditto. Fix typo in access to fields of ALLOF.
1155 (longest_path_length, min_issue_delay_pass_states,
1156 output_dead_lock_vect, output_tables, output_insn_code_cases,
1157 output_internal_insn_latency_func, output_print_reservation_func,
1158 output_description, output_automaton_units, generate): Use the
1160 (make_insn_alts_attr): Ditto. Check case when there are not
1161 alternatives in the reservation.
1162 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr,
1163 make_bypass_attr, form_important_insn_automata_lists,
1164 expand_automata): Use the macros.
1166 2002-06-20 Tim Josling <tej@melbpc.org.au>
1168 * Makefile.in: Clean up code to check for misspecified languages
1169 in enable-languages.
1171 2002-06-19 Andrew Pinski <pinskia@physics.uc.edu>
1173 * cpptrad.c (_cpp_replacement_text_len): initialize len.
1175 2002-06-19 Jason Merrill <jason@redhat.com>
1177 * Makefile.in (unstrap, restrap): New targets.
1178 (bootstrap): Mention restrap.
1180 2002-06-19 Matt Kraai <kraai@alumni.cmu.edu>
1182 * except.c (ehl_free): Remove.
1184 * doc/tm.texi (TARGET_CPU_CPP_BUILTINS): Correct misnamings of
1185 builtin_define and builtin_define_std.
1187 2002-06-19 Ian Dall <ian@sibyl.beware.dropbear.id.au>
1189 * config/ns32k/ns32k.md: Give "*xxx" names to all unnamed insn's.
1190 (sCOND): Restrict operand class so that gcc knows how to reload them.
1191 (bitfield_set): Merge two unnamed insn's using alternatives.
1192 (call_value): Remove constraint on unused uperand.
1193 (udivmodhi4, udivmodsi4, udivmoddihi4_internal): Remove.
1194 (udivmoddiqi4_internal, udivmoddihi4, udivmoddiqi4): Remove.
1196 * longlong.h (count_trailing_zeros): Escape newline and beautify.
1198 2002-06-19 Mark Mitchell <mark@codesourcery.com>
1200 * Makefile.in (QMTEST_DIR): Simplify definition.
1202 2002-06-19 Nick Clifton <nickc@cambridge.redhat.com>
1204 * config/d30v/d30v.h (CUMULATIVE_ARGS): Replace typedef with
1207 2002-06-19 Neil Booth <neil@daikokuya.co.uk>
1209 * cpphash.h (struct cpp_reader): Make date and time strings.
1210 (_cpp_builtin_macro_text, _cpp_copy_replacement_text,
1211 _cpp_replacement_text_len): New.
1212 * cppinit.c (cpp_create_reader): Update.
1213 (init_builtins): Register appropriate builtins for -traditional-cpp.
1214 * cppmacro.c (new_number_token): Remove.
1215 (_cpp_builtin_macro_text): New.
1216 (builtin_macro): Use it.
1217 (cpp_macro_definition): Update to handle traditional macros.
1218 * cppmain.c (cb_line_change): Don't do column positioning for
1220 * cpptrad.c (enum ls): Rename ls_fun_macro to ls_fun_open. New
1222 (skip_whitespace): Fix.
1223 (maybe_start_funlike): Don't set state.parsing_args.
1224 (scan_out_logical_line): Remove duplicate error. Use lex_state
1225 rather than state.parsing_args.
1226 (push_replacement_text): Handle builtins.
1227 (_cpp_replacement_text_len, _cpp_copy_replacement_text): New.
1229 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
1230 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1232 * config/fp-bit.c (_fpmul_parts, _fpdiv_parts): Mark with
1233 attribute __always_inline__.
1235 2002-06-18 Bob Wilson <bob.wilson@acm.org>
1237 * config/xtensa/xtensa.h (FUNCTION_PROFILER): Respect flag_pic
1238 when generating the call to _mcount.
1239 (NO_PROFILE_COUNTERS): Define.
1241 2002-06-18 Richard Henderson <rth@redhat.com>
1243 * print-rtl.c (print_rtx): Adjust NOTE argument numbers for
1246 Tue Jun 18 20:53:32 2002 J"orn Rennecke <joern.rennecke@superh.com>
1248 * t-sh (MULTILIB_EXCEPTIONS): Set to ml.
1249 config/sh/t-linux (MULTILIB_EXCEPTIONS): Clear.
1250 * config/sh/t-netbsd (MULTILIB_EXCEPTIONS): Likewise.
1251 * config/sh/t-sh64 (MULTILIB_EXCEPTIONS): Likewise.
1253 * sh-protos.h (sh_pr_interrupt): Declare.
1254 * sh.c (sh_pr_interrupt): New function.
1255 (print_operand, calc_live_regs, sh_expand_prologue): Use it.
1256 (sh_hard_regno_rename_ok): Likewise.
1257 * sh.h (NORMAL_MODE): FP_MODE_NONE for interupt handlers.
1259 2002-06-18 Vladimir Makarov <vmakarov@redhat.com>
1261 * rtl.def (DEFINE_AUTOMATON): Add description of new options
1262 `time' and `v'. Fix incorrect description of option `w'.
1264 * doc/md.texi: Ditto.
1266 * genautomata.c (TIME_OPTION, V_OPTION): New macros.
1267 (gen_automata_option): Process the new options.
1268 (transform_2, transform_3): Initialize some variables.
1269 (initiate_automaton_gen): Use the new macros.
1271 2002-06-18 Richard Sandiford <rsandifo@redhat.com>
1273 * config/mips/mips-protos.h (mips_initial_elimination_offset): Declare.
1274 (mips_set_return_address, mips_restore_gp): Declare.
1275 * config/mips/mips.h (struct mips_frame_info): Move to mips.c
1276 (current_frame_info): Remove.
1277 (INITIAL_ELIMINATION_OFFSET): Use mips_initial_elimination_offset.
1278 * config/mips/mips.c: Remove uses of current_frame_info.
1279 (struct mips_frame_info): Moved from mips.h. Remove 'insns_len'.
1280 (struct machine_function): Add 'frame' and 'insns_len'.
1281 (current_frame_info, zero_frame_info): Remove.
1282 (mips_restore_gp, mips_set_return_address): New.
1283 (mips_initial_elimination_offset): New.
1284 * config/mips/mips.md (exception_receiver): Use mips_restore_gp.
1285 (eh_return define_split): Use mips_set_return_address.
1287 2002-06-18 Neil Booth <neil@daikokuya.demon.co.uk>
1289 * cpplib.c (dtable): Update.
1290 (end_directive): Decrement expansion prevention count.
1291 Clear state.in_expression.
1292 (prepare_directive_trad): Set state.in_expression.
1293 Increment expansion prevention count.
1294 * cpptrad.c (enum ls): New.
1295 (_cpp_overlay_buffer): Set overlaid_buffer.
1296 (_cpp_remove_overlay): Use overlaid_buffer.
1297 (_cpp_read_logcial_line_trad): Update buffer when it might
1299 (scan_out_logical_line): Handle state transitions for assertions
1300 and defined() in #if, and for funlike invocations including the
1301 directive case. Handle '<' and '>' as a quote mechanism in
1302 #include. Warn about unterminated macro invocations.
1303 * cpphash.h (struct lexer_state): New member in_expression.
1304 (struct cpp_reader): New member overlaid buffer.
1306 2002-06-18 Hans-Peter Nilsson <hp@axis.com>
1308 * config/cris/arit.c (do_31div, __Udiv, __Umod): Mark prototype
1311 2002-06-18 Alan Modra <amodra@bigpond.net.au>
1313 * config/ia64/ia64.md (doloop_end_internal): Correct rtl.
1315 * doloop.c (doloop_optimize): Extract pattern from insn.
1317 2002-06-17 Matt Kraai <kraai@alumni.cmu.edu>
1319 * doc/extend.texi (Function Attributes): Remove `,...' from @var.
1321 2002-06-17 Jeff Law <law@redhat.com>
1323 * libgcc2.c: Do not include symcat.h or machmode.h.
1325 2002-06-17 Richard Henderson <rth@redhat.com>
1328 * expmed.c (make_tree): Handle SIGN_EXTEND/ZERO_EXTEND.
1330 2002-06-17 Tom Tromey <tromey@redhat.com>
1332 * dwarfout.c: Include function.h.
1334 2002-06-17 Andreas Schwab <schwab@suse.de>
1336 * print-rtl.c (print_rtx): Print space before vector, not after.
1337 (debug_rtx): Clear sawclose before printing.
1338 (debug_rtx_list): Print newline after each list element.
1339 (debug_rtx_range): Likewise.
1341 2002-06-17 Richard Henderson <rth@redhat.com>
1343 * function.h (struct function) [funcdef_no]: Rename profile_label_no.
1344 (current_function_funcdef_no): Similarly.
1345 * function.c (funcdef_no): Similarly.
1346 (prepare_function_start): Set current_function_funcdef_no.
1347 (expand_function_start): Don't set current_function_profile_label_no.
1348 * dwarf2out.h (current_funcdef_number): Remove.
1349 * dwarf2out.c (current_funcdef_number): Remove. Replace with
1350 current_function_funcdef_no throughout.
1351 * dwarfout.c, vmsdbgout.c: Similarly.
1352 * except.c (sjlj_funcdef_number): Remove.
1353 (sjlj_emit_function_enter): Use current_function_funcdef_no instead.
1354 (output_function_exception_table): Likewise.
1355 * final.c (profile_function): Use current_function_funcdef_no
1356 instead of current_function_profile_label_no.
1358 2002-06-17 Vladimir Makarov <vmakarov@redhat.com>
1360 * sched-ebb.c (init_ready_list): Check INSN_P first.
1362 Mon Jun 17 17:26:15 2002 J"orn Rennecke <joern.rennecke@superh.com>
1364 * sh.md (divsi3): Update way how to find insns in a sequence.
1366 * reload1.c (merge_assigned_reloads): Don't change reloads
1367 other than RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
1368 to RELOAD_OTHER when there are conflicting input reloads.
1370 2002-06-17 Richard Earnshaw (rearnsha@arm.com)
1372 * function.c (epilogue_done): Correctly build a sequence of insns for
1375 2002-06-17 Nick Clifton <nickc@cambridge.redhat.com>
1377 * config/fr30/fr30.h (CUMULATIVE_ARGS): Replace typedef with
1380 * config/m32r/m32r.md: Replace gen_sequence with get_insns.
1382 2002-06-16 Richard Henderson <rth@redhat.com>
1384 * config/i386/i386.h (BIGGEST_FIELD_ALIGNMENT): Define instead
1385 of ADJUST_FIELD_ALIGN if IN_TARGET_LIBS.
1387 2002-06-16 Richard Henderson <rth@redhat.com>
1390 * regclass.c (globalize_reg): Update regs_invalidated_by_call.
1392 2002-06-16 Neil Booth <neil@daikokuya.demon.co.uk>
1394 * config.gcc: Add i386/sysv4-cpp.h; remove i386-aout.h from vxworks.
1395 * config/i386/i386-aout.h, config/i386/i386elf.h,
1396 config/i386/sysv4.h: Remove CPP_PREDEFINES.
1397 * config/i386/linux64.h, config/i386/i386elf.h, config/i386/mach.h,
1398 config/i386/netware.h, config/i386/rtemself.h, config/i386/sco5.h,
1399 config/i386/sol2.h, config/i386/vsta.h, config/i386/vxi386.h,
1400 config/i386/win32.h: Use TARGET_OS_CPP_BUILTINS rather than
1401 CPP_PREDEFINES and part of CPP_SPEC.
1402 * config/i386/sysv4-cpp.h: New.
1404 2002-06-16 Richard Henderson <rth@redhat.com>
1407 * dwarf2out.c (modified_type_die): Don't assign the qualified die
1408 to the unqualified type.
1410 Sun Jun 16 22:16:10 CEST 2002 Jan Hubicka <jh@suse.cz>
1412 * i386-protos.h (x86_field_alignment): Declare.
1413 * i386.c (x86_field_alignment): Define.
1414 * i386.h (ADJUST_FIELD_ALIGNMENT): New.
1415 (BIGGEST_FIELD_ALIGNMENT): Kill.
1417 2002-06-16 Richard Henderson <rth@redhat.com>
1419 * vax.md (casesi): Use emit_jump_insn. Tidy expander pattern.
1421 2002-06-16 Richard Henderson <rth@redhat.com>
1423 * c-common.c (flag_ms_extensions): Move from c++ front end.
1424 * c-common.h (flag_ms_extensions): Declare.
1425 * c-decl.c (c_decode_option): Add -fms-extensions.
1426 (grokfield): Don't accept anonymous structures in ISO C mode;
1427 accept only unnamed anonymous structures in GNU C mode; accept
1428 Plan 9 extensions in MS mode.
1429 * c-parse.in (SAVE_EXT_FLAGS, RESTORE_EXT_FLAGS): Rename from
1430 SAVE/RESTORE_WARN_FLAGS; add flag_iso frobbing; update all callers.
1431 (extension): Clear flag_iso.
1432 * doc/invoke.texi (C Dialect Options): Add -fms-extensions.
1434 2002-06-16 Hans-Peter Nilsson <hp@axis.com>
1437 * reorg.c (make_return_insns) [DELAY_SLOTS_FOR_EPILOGUE]: Exit
1438 early if current_function_epilogue_delay_list is non-empty.
1439 * config/cris/cris.md ("return"): Add sanity check asserting that
1440 current_function_epilogue_delay_list is empty.
1442 2002-06-16 Jeff Law <law@redhat.com>
1444 * emit-rtl.c (gen_rtx_REG): Temporarily turn off automatic
1445 sharing of hard registers.
1447 * toplev.c (rest_of_compilation): Remove redundant conditional.
1449 * toplev.c (rest_of_compilation): Perform a simpler, less costly
1450 cleanup of the CFG when not optimizing.
1452 2002-06-16 Alan Modra <amodra@bigpond.net.au>
1454 * gcc.c (main): Correct startfile_prefix_spec check.
1456 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
1458 * config.gcc: Revert rth's patch of 2002-05-18. Instead,
1459 include both darwin.o and rs6000-c.o.
1461 2002-06-15 Roger Sayle <roger@eyesopen.com>
1463 * expr.c (compare_from_rtx): Call simplify_relational_operation
1464 on all comparisons, not just those between integer constants,
1465 with the correct (possibly unsigned) comparison code.
1466 (do_compare_rtx_and_jump): Likewise.
1468 2002-06-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
1470 * Makefile.in (tm_defines): New configuration variable.
1471 (cs-config.h, cs-hconfig.h, cs-tconfig.h): Rename DEFINES to XM_DEFINES.
1472 Pass tm_defines in TM_DEFINES.
1473 (cs-tm_p.h): Rename DEFINES to XM_DEFINES. Pass TM_DEFINES.
1474 * config.gcc (tm_defines): New configuration variable.
1475 (hppa*-*-* | parisc*-*-*): Use tm_defines instead of pa-700.h and
1476 pa-7100.h headers. Change hppa1* scheduling default to 7100LC.
1477 * configure.in: Substitute tm_defines.
1478 * configure: Rebuilt.
1479 * mkconfig.sh: Rename DEFINES to XM_DEFINES. Output TM_DEFINES.
1480 * doc/install.texi: Update.
1481 * pa/pa-700.h: Delete file.
1482 * pa/pa-7100.h: Delete file.
1484 2002-06-15 Roger Sayle <roger@eyesopen.com>
1486 * fold-const.c (comparison_to_compcode): New function to convert
1487 an comparison TREE CODE into a bit-based representation.
1488 (compcode_to_comparison): New function to convert from this bit
1489 based representation back to a comparison TREE CODE.
1490 (fold_truthop): Simplify (x<y) && (x==y) and related composite
1493 2002-06-15 Aldy Hernandez <aldyh@redhat.com>
1495 * tm.texi (MEMBER_TYPE_FORCES_BLK): Document MODE argument.
1497 * stor-layout.c (compute_record_mode): Remove check for
1498 FUNCTION_ARG_REG_LITTLE_ENDIAN and VOIDmode when checking for
1499 MEMBER_TYPE_FORCES_BLK. Pass new mode field to
1500 MEMBER_TYPE_FORCES_BLK.
1502 * config/ia64/hpux.h (MEMBER_TYPE_FORCES_BLK): Same.
1504 * config/c4x/c4x.h (MEMBER_TYPE_FORCES_BLK): Same.
1506 2002-06-14 Jeff Sturm <jsturm@one-point.com>
1508 * config/sparc/sparc.h (DYNAMIC_CHAIN_ADDRESS): Add SPARC_STACK_BIAS.
1510 2002-06-14 Steve Ellcey <sje@cup.hp.com>
1512 * configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
1513 USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
1514 * configure, config.in: Regenerate.
1516 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
1518 * loop.c (check_final_value): Use v->always_executed
1519 instead of v->always_computable.
1520 * unroll.c (final_giv_value): Don't calculate the final
1521 value as a function of the biv if the giv is not computed
1522 for every loop iteration.
1524 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
1526 * loop.c (for_each_insn_in_loop): Fix formatting and comments.
1528 2002-06-14 Eric Botcazou <ebotcazou@multimania.com>
1531 * convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
1532 the truncation down when the target type is signed.
1533 [trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
1534 * fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
1535 the conversion if the target type is a smaller type.
1537 2002-06-14 Richard Henderson <rth@redhat.com>
1539 * fold-const.c (fold) [compare ops]: Move X>=C / X<C transfomation
1540 earlier. Re-factor comparisons vs extrema.
1542 2002-06-14 Richard Henderson <rth@redhat.com>
1544 * config/alpha/alpha.md (builtin_zapnot): Fix op2 mode.
1546 2002-06-14 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
1548 * rtl.h (SCHED_GROUP_P): Disallow CODE_LABEL, BARRIER and NOTE.
1549 * sched-deps.c (add_dependence): Likewise.
1550 (group_leader): Likewise.
1551 * sched-rgn.c (init_ready_list): Likewise.
1552 * doc/rtl.texi: Adjust accordingly.
1554 2002-06-13 Jeffrey Law <law@redhat.com>
1556 * gcse.c (delete_null_pointer_checks_1): Inform caller if any
1557 null pointer checks were eliminated. Update prototype.
1558 (delete_null_pointer_checks): Similarly.
1559 * rtl.h (delete_null_pointer_checks): Update prototype.
1560 * toplev.c (rest_of_compilation): Only run cleanup_cfg if
1561 delete_null_pointer_checks deletes one or more null
1562 pointer checks. Do not run cleanup_cfg before gcse, the
1563 CFG is accurate and optimized at that point..
1565 * rs6000.c (rs6000_frame_related): Avoid unwanted sharing
1568 2002-06-14 Ulrich Weigand <uweigand@de.ibm.com>
1570 * Makefile.in (libgcc.mk): Depend on specs.
1572 Fri Jun 14 12:15:11 2002 J"orn Rennecke <joern.rennecke@superh.com>
1574 * sh.md (mulsi3): Update way how to find insns in a sequence.
1576 Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
1578 * sh.h: Define HARD_REGNO_RENAME_OK
1579 * sh.c: sh_hard_regno_rename_ok: New. If current function has
1580 interrupt_handler attribute, only registers saved on stack are OK.
1581 * sh-protos.h: Declare sh_hard_regno_rename_ok.
1583 2002-06-14 Kaz Kojima <kkojima@gcc.gnu.org>
1585 * config/sh/sh.md (jump): Emit jump insn.
1586 (call_pcrel): Get pattern of the result of gen_call_site.
1587 (call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
1589 2002-06-14 Neil Booth <neil@daikokuya.demon.co.uk>
1591 * cpphash.h (struct cpp_buffer): Remove saved_line_base.
1592 * cpptrad.c: Update comments.
1593 (skip_whitespace, copy_comment): Take a new parameter.
1594 (skip_escaped_newlines): Don't duplicate escaped newline test.
1595 (copy_comment): Different location for CUR, decide here how
1596 to copy / replace the comment.
1597 (skip_whitespace): Copy whitespace.
1598 (_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
1599 (scan_out_logical_line): Let copy comment handle keeping or
1601 (scan_parameters, _cpp_create_trad_definition): Update.
1603 2002-06-13 Alan Lehotsky <apl@alum.mit.edu>
1605 * reload.c (get_secondary_mem,find_reloads_address,
1606 find_reloads_address_1): Pass reference to MEM to find_reloads_address
1607 so that LEGITIMIZE_RELOAD_ADDRESS will be called.
1609 2002-06-13 Jessica Han <jessica@cup.hp.com>
1611 * defaults.h (TARGET_VTABLE_ENTRY_ALIGN): New.
1612 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
1613 * doc/tm.texi: Document them.
1614 * config/ia64/ia64.h (TARGET_VTABLE_ENTRY_ALIGN): New.
1615 (TARGET_VTABLE_DATA_ENTRY_DISTANCE): New.
1616 (TARGET_VTABLE_USES_DESCRIPTORS): 4 word descriptors for 32-bit mode.
1617 (ASM_OUTPUT_FDESC): Likewise.
1619 2002-06-13 Eric Christopher <echristo@redhat.com>
1621 * diagnostic.c (output_format): Fix thinko.
1623 Thu Jun 13 22:34:33 2002 J"orn Rennecke <joern.rennecke@superh.com>
1625 * config/sh/coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Don't define.
1626 (DWARF2_UNWIND_INFO): Define to 0.
1628 * config/sh/sh.c (calc_live_regs): Don't use initial_value
1629 optimization for PR_MEDIA_REG.
1631 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
1633 * cpphash.h (_cpp_lex_identifier_trad): Remove.
1634 * cpplib.c (end_directive): Don't skip, always remove overlay
1636 (prepare_directive_trad): Handle NULL pfile->directive.
1637 (_cpp_handle_directive): Always call prepare_directive_trad
1639 * cppmain.c (check_multiline_token): Rename account_for_newlines,
1641 (scan_translation_unit_trad): Use it.
1642 * cpptrad.c (skip_comment): Rename copy_comment, copy comment to
1643 output, get escaped newline in comment close correct.
1644 (check_output_buffer, skip_whitespace): Update.
1645 (_cpp_lex_identifier_trad): Remove.
1646 (scan_out_logical_line): Handle -C and comments in directives
1649 Thu Jun 13 20:18:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
1651 * config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
1652 * config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
1653 * sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
1654 (SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
1655 (SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
1656 (SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
1657 (SELECT_SH5_COMPACT_NOFPU): Likewise.
1658 (TARGET_SWITCHES): Use them.
1659 (TARGET_CPU_DEFAULT): Define if not already defined.
1660 (TARGET_DEFAULT): Use it.
1661 (LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
1662 * config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
1663 * config/sh/t-monolib: New file.
1665 2002-06-13 Roger Sayle <roger@eyesopen.com>
1667 * toplev.c (rest_of_compilation): Simplify (and correct) the
1668 logic of the first delete-null-pointer-checks pass.
1670 Thu Jun 13 18:24:17 CEST 2002 Jan Hubicka <jh@suse.cz>
1672 * i386.c (ix86_expand_movstr): Fix pasto.
1674 Thu Jun 13 18:18:17 CEST 2002 Jan Hubicka <jh@suse.cz>
1676 * reload.c (find_valid_class): Fix thinko in my previous patch.
1678 2002-06-13 Ulrich Weigand <uweigand@de.ibm.com>
1680 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): New macro.
1681 * config/s390/linux.h (TARGET_OS_CPP_BUILTINS): New macro.
1682 (CPP_PREDEFINES, CPP_SPEC, CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): Remove.
1683 (EXTRA_SPECS): Remove cpp_arch31 and cpp_arch64.
1685 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
1687 * tree-inline.c (expand_call_inline): Don' mess with _DECL
1690 2002-06-13 Gabriel Dos Reis <gdr@codesourcery.com>
1692 * diagnostic.c (output_format): Recognize "%H" as a format
1693 specifier for a location_t.
1694 (text_specifies_location): New function.
1695 (diagnostic_set_info): Use it.
1697 2002-06-13 Jeffrey Law <law@redhat.com>
1699 * emit-rtl.c (static_regno_reg_rtx): Define.
1700 (init_emit_once): Initialize static_regno_reg_rtx.
1701 (init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
1702 of building new hard reg objects once per function.
1703 (gen_rtx_REG): Try to share hard regs.
1704 * regclass.c (init_fake_stack_mems): New function broken out from
1706 * rtl.h (init_fake_stack_mems): Declare.
1707 * toplev.c (lang_independent_init): Call init_regs before
1708 init_emit_once. Call init_fake_stack_mems after init_emit_once.
1710 * i386.md (extenddfxf2, extenddftf2): Fix typo/thinko.
1712 * alias.c (argument_registers): Remove.
1713 (init_alias_once): Initialize static_reg_base_value here. Remove
1714 initialization of argument_registers.
1715 (init_alias_once_per_function): Remove.
1716 (init_alias_analysis): Copy all the entries from static_reg_base_value
1717 into new_reg_base_value all at once.
1718 * rtl.h (init_alias_once_per_function): Remove declaration.
1719 * function.c (prepare_function_start): Do not call
1720 init_alias_once_per_function.
1722 * caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
1723 starting a sequence and emitting an INSN.
1725 2002-06-13 Richard Sandiford <rsandifo@redhat.com>
1727 * config/mips/r3900.h (MIPS_CPU_STRING_DEFAULT): Make lower case.
1729 2002-06-13 David S. Miller <davem@redhat.com>
1731 * expmed.c (init_expmed): Remove duplicate init of 'reg'.
1733 2002-06-13 Neil Booth <neil@daikokuya.demon.co.uk>
1735 * cpplib.c (end_directive): Handle line skipping. Only remove
1736 the rest of the line if the directive was valid.
1737 * cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
1738 expanding a traditional macro.
1739 * cpptrad.c (recursive_macro): New.
1740 (read_logical_line_trad): Handle skipping.
1741 (scan_out_logical_line): Continue after a successful directive.
1742 Don't expand macros whilst skipping, or if recursing.
1743 (_cpp_create_trad_definition): scan_out_logical_line now sets
1744 the output current position.
1746 2002-06-12 Eric Christopher <echristo@redhat.com>
1748 From Chris Demetriou <cgd@broadcom.com>
1749 * config/mips/mips.h (ISA_HAS_FP4): Add ISA_MIPS64 and fix
1751 (ISA_HAS_MADD_MSUB): Ditto.
1752 (ISA_HAS_NMADD_NMSUB): Ditto.
1754 2002-06-12 Eric Christopher <echristo@redhat.com>
1756 * config.gcc: Consolidate little endian handling and
1757 little/big endian targets.
1758 * config/mips/elfl.h: Remove file.
1759 * config/mips/elfl64.h: Ditto.
1760 * config/mips/ecoffl.h: Ditto.
1761 * config/mips/r3900.h (SUBTARGET_CPP_SPEC): Remove.
1763 2002-06-12 Geoffrey Keating <geoffk@redhat.com>
1765 * gengtype.h (xvasprintf): New prototype.
1766 (xasprintf): New prototype.
1768 (get_output_file): Return an outf_p.
1769 (header_file): Is now an outf_p.
1770 (base_files): Now are outf_p.
1772 * gengtype.c: Replace all output FILE * with outf_p; use oprintf
1773 rather than stdio operations. Use xasprintf in a few places,
1777 (struct filemap): Delete.
1779 (output_files): New.
1781 (create_file): Create an outf_p. Add parameter to indicate output
1782 file name, change all callers.
1783 (open_base_files): Create gtype-desc.c here.
1784 (get_output_file_with_visibility): Rewrite.
1785 (get_output_file_name): Just look at 'name' field in struct outf.
1786 (close_output_files): Rewrite.
1788 2002-06-12 Jason Thorpe <thorpej@wasabisystems.com>
1790 * config/vax/vax.h (MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
1791 (MASK_G_FLOAT): Define.
1792 (TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT): Use them.
1793 (TARGET_SWITCHES): Likewise.
1794 (TARGET_DEFAULT): Likewise.
1796 2002-06-12 Daniel Jacobowitz <drow@mvista.com>
1798 * config/mips/elf.h (DWARF2_DEBUG_INFO): Define.
1799 * config/mips/mips.c (mips_output_filename): Don't print a
1800 ".file" directive if we are using DWARF-2.
1801 (mips_output_function_prologue): Do not emit source file
1802 name for TARGET_GAS.
1804 Wed Jun 12 16:45:13 CEST 2002 Jan Hubicka <jh@suse.cz>
1806 * i386.md (shift patterns): Use (TARGET_SHIFT1 || optimize_size) to
1807 decide whether emit the short opcode.
1808 * i386.h (x86_shift1): Declare.
1809 (TARGET_SHIFT1): New macro.
1810 * i386.c (x86_shift1): New global variable.
1812 * toplev.c (rest_of_compilation): Call find_basic_block pre-loop
1813 unconditionally; make loop to rebuild CFG; kill unnecesary
1814 find_basic_block calls; kill compute_bb_for_insn call.
1815 * cfgbuild.c (find_basic_blocks): Kill compute_bb_for_insn call.
1816 * haifa-sched.c (sched_init): Likewise.
1817 * ssa-ccp.c (ssa_const_prop): Likewise.
1818 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
1820 2002-06-11 David S. Miller <davem@redhat.com>
1822 * emit-rtl.c (emit_*_scope): Only access INSN_SCOPE if
1825 2002-06-11 Richard Henderson <rth@redhat.com>
1827 * c-common.c (builtin_define_type_max): New.
1828 (cb_register_builtins): Define __SCHAR_MAX__, __SHRT_MAX__,
1829 __INT_MAX__, __LONG_MAX__, __LONG_LONG_MAX__, __CHAR_BIT__.
1831 From Joseph S. Myers:
1832 * glimits.h: Rewrite to expect the double underscore definitions
1835 * config/alpha/unicosmk.h, config/avr/avr.h, config/h8300/h8300.h,
1836 config/i386/linux64.h, config/ia64/aix.h, config/ia64/hpux.h,
1837 config/ia64/ia64.h, config/m68hc11/m68hc11.h, config/m68hc11/m68hc12.h,
1838 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
1839 config/pa/pa.h, config/rs6000/aix43.h, config/rs6000/aix51.h,
1840 config/rs6000/linux64.h, config/s390/linux.h, config/sh/sh.h,
1841 config/stormy16/stormy16.h: Don't define any of __SHRT_MAX__,
1842 __INT_MAX__, __LONG_MAX__, or __LONG_LONG_MAX__.
1844 2002-06-11 Richard Henderson <rth@redhat.com>
1846 * config/alpha/alpha.c (ALPHA_BUILTIN_THREAD_POINTER): New.
1847 (ALPHA_BUILTIN_SET_THREAD_POINTER): New.
1848 (code_for_builtns): Update.
1849 (alpha_init_builtins): Add __builtin_thread_pointer and
1850 __builtin_set_thread_pointer.
1851 (alpha_expand_builtin): Handle void builtins.
1852 * doc/extend.texi (Alpha Built-in Functions): Update.
1854 2002-06-11 Hans-Peter Nilsson <hp@axis.com>
1857 * config/cris/cris.md ("sleu"): Set attribute "cc" to "none".
1859 2002-06-11 Zack Weinberg <zack@codesourcery.com>
1861 * config.gcc: Make the name of the extra-modes file adjustable
1863 (s390x, strongarm, xscale stanzas): Use this facility.
1864 * configure.in: Update to match.
1865 * configure: Regenerate.
1867 2002-06-11 Aldy Hernandez <aldyh@redhat.com>
1869 * config/rs6000/rs6000.c (rs6000_emit_minmax): Treat unsigned
1870 max/mins as unsigned GE compares.
1872 2002-06-11 Jason Thorpe <thorpej@wasabisystems.com>
1874 * config.gcc (vax-*-bsd*): Add vax/bsd.h to ${tm_file}.
1875 * config/vax/bsd.h: New file.
1876 * config/vax/netbsd.h: Add missing notice.
1877 (CPP_PREDEFINES): Remove.
1878 (TARGET_OS_CPP_BUILTINS): Define.
1879 (CPP_SPEC): Use NETBSD_CPP_SPEC.
1880 * config/vax/openbsd.h: Update copyright years.
1881 (CPP_PREDEFINES): Remove.
1882 (TARGET_OS_CPP_BUILTINS): Define.
1883 * config/vax/ultrix.h: Likewise.
1884 * config/vax/vaxv.h: Likewise.
1885 * config/vax/vms.h: Likewise.
1886 * config/vax/vax.h (TARGET_CPU_CPP_BUILTINS): Define.
1887 (CPP_PREDEFINES, CPP_SPEC): Remove.
1889 Wed Jun 12 01:50:28 CEST 2002 Jan Hubicka <jh@suse.cz>
1891 * i386.md (addqi_1_slp, subqi_1_slp
1892 (andqi_ext0, testqi_ext0): Remove unnecesary check.
1893 (addhi*, addqi*): Simplify "dec" condition.
1894 (testsi to testqi splitters): Remove TARGET_PROMOTE_QImode check.
1895 (and, or, xor to QImode splitters): New.
1898 (xorqi_ext_1): Rename to xorqi_ext_2; bring to sync with and versions.
1899 (andqi_ext_1_rex64): New.
1903 (rotrqi3*_slp): New.
1904 (rotlqi3*_slp): New.
1906 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
1908 * config.gcc (powerpc*-*-*, rs6000-*-*-*): Don't bother including
1910 * config/rs6000/vxppc.h (CPP_ENDIAN_BIG_SPEC): Delete.
1911 (CPP_ENDIAN_LITTLE_SPEC): Delete.
1912 * config/rs6000/sysv4le.h (CPP_ENDIAN_DEFAULT_SPEC): Delete.
1913 * config/rs6000/sysv4.h (CPP_SYSV_SPEC): Delete _SOFT_FLOAT setting,
1914 __LONG_DOUBLE_128__ setting, _CALL_* setting.
1915 (CPP_DEFAULT_SPEC): Delete.
1916 (CPP_FLOAT_DEFAULT_SPEC): Delete.
1917 (CPP_LONGDOUBLE_DEFAULT_SPEC): Delete.
1918 (CPP_SYSV_DEFAULT_SPEC): Delete.
1919 (CPP_ENDIAN_BIG_SPEC): Delete.
1920 (CPP_ENDIAN_LITTLE_SPEC): Delete.
1921 (CPP_ENDIAN_SPEC): Delete.
1922 (CPP_SPEC): Don't include cpp_endian, cpp_cpu.
1923 (SUBTARGET_EXTRA_SPECS): Delete cpp_sysv_default, cpp_endian_default,
1924 cpp_endian, cpp_endian_big, cpp_endian_little, cpp_float_default,
1925 cpp_longdouble_default.
1926 * config/rs6000/softfloat.h: Delete.
1927 * config/rs6000/rs6000.h (CPP_CPU_SPEC): Delete.
1928 (EXTRA_SPECS): Delete cpp_cpu.
1929 (TARGET_CPU_CPP_BUILTINS): New.
1930 * config/rs6000/rs6000-protos.h (rs6000_cpu_cpp_builtins): New
1932 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): New.
1933 * config/rs6000/linux64.h (CPP_PREDEFINES): Remove endianness defines.
1934 (CPP_DEFAULT_SPEC): Delete.
1935 * config/rs6000/eabiaix.h (CPP_SYSV_DEFAULT_SPEC): Delete.
1936 * config/rs6000/darwin.h (CPP_PREDEFINES): Don't define __BIG_ENDIAN__.
1937 * config/rs6000/beos.h (CPP_SPEC): Remove cpp_cpu.
1938 (CPP_DEFAULT_SPEC): Delete.
1939 * config/rs6000/aix51.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
1940 (CPLUSPLUS_CPP_SPEC): Likewise.
1941 (CPP_CPU_SPEC): Delete.
1942 (CPP_DEFAULT_SPEC): Delete.
1943 * config/rs6000/aix43.h (CPP_SPEC): Remove cpp_cpu, -D_ARCH_PPC.
1944 (CPLUSPLUS_CPP_SPEC): Likewise.
1945 (CPP_CPU_SPEC): Delete.
1946 (CPP_DEFAULT_SPEC): Delete.
1947 * config/rs6000/aix41.h (CPP_SPEC): Remove cpp_cpu.
1948 (CPP_DEFAULT_SPEC): Delete.
1949 * config/rs6000/aix.h (CPP_SPEC): Remove cpp_cpu.
1950 (CPP_DEFAULT_SPEC): Delete.
1952 * doc/gty.texi: Small updates.
1954 2002-06-12 Gabriel Dos Reis <gdr@codesourcery.com>
1956 * objc/objc-act.c (warn_with_ivar): Adjust calls to
1957 diagnostic_count_error.
1958 (warn_with_method): Likewise.
1960 * diagnostic.h (warnings_are_errors_message): New field of
1962 (diagnostic_count_error): Rename to diagnostic_count_diagnostic to
1964 * diagnostic.c: Adjust calls to diagnostic_count_error through out.
1965 (diagnostic_count_diagnostic): Make aware of other kinds of
1967 (diagnostic_initialize): Initialize warnings_are_errors_message field.
1969 2002-06-11 Tom Tromey <tromey@redhat.com>
1972 * fold-const.c (fold_convert): Don't modify existing tree's type.
1974 2002-06-11 Geoffrey Keating <geoffk@redhat.com>
1976 * config/rs6000/ppc-asm.h: Remove some Windows NT leftovers.
1978 2002-06-11 Richard Henderson <rth@redhat.com>
1980 * caller-save.c (init_caller_save): Clear INSN_CODE each iteration.
1982 2002-06-11 Richard Henderson <rth@redhat.com>
1984 * defaults.h (EH_FRAME_SECTION_NAME): Don't define if
1985 DWARF2_UNWIND_INFO is false.
1987 2002-06-11 Bob Wilson <bob.wilson@acm.org>
1989 * config/xtensa/t-xtensa (LIBGCC1_TEST, CROSS_LIBGCC1): Delete.
1991 * config/s390/s390.c (emit_prologue): gen_store_multiple
1992 returns an insn now, not a pattern.
1994 2002-06-11 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1996 * Makefile.in (gccinstall.dvi): Pass absolute pathnames to
1999 Tue Jun 11 21:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
2001 * i386.c (x86_promote_QImode): Set for Athlon
2002 (x86_fast_prefix): New global variable.
2003 (x86_arch_always_fancy_math_387): Fix formating.
2004 * i386.h (x86_fast_prefix): Declare
2005 (TARGET_FAST_PREFIX): define.
2006 * i386.md (and to strict_low_part, HI to SI
2007 promoting splitter): Use new macro.
2009 * i386.h (RTX_COSTS): float_extend is not for free for SSE.
2011 2002-06-11 Zack Weinberg <zack@codesourcery.com>
2013 * Makefile.in (distclean): Delete junk left in testsuite
2016 2002-06-11 Jeffrey Law <law@redhat.com>
2018 * emit-rtl.c (try_split): Use INSN_LAST, not LAST_INSN to get the
2019 last insn created by the splitter.
2021 * caller-save.c (init_caller_save): Move creation of SAVEINSN
2022 and RESTINSN into into the scope of the sequence.
2024 * mips.c (mips_expand_prologue): Use emit_jump_insn for trivial
2027 * loop.c (loop_regs_scan): Avoid useless generation of REG objects.
2029 * mips.c (function_arg_advance): gen_ashldi3 returns an INSN now,
2030 not the pattern. So extract the pattern from the insn.
2032 * mips.c (embedded_pic_fnaddr_reg): Fix typo.
2034 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
2036 * config/s390/s390.md (movsi): Only use floating point
2037 register alternatives when operands are already fprs.
2038 (movdi_31, movdi_64): Likewise.
2040 2002-06-11 David S. Miller <davem@redhat.com>
2042 * emit-rtl.c (try_split): Do not abort on non-INSN_P.
2043 Only run RTX equality checks on INSN_P rtl.
2045 2002-06-11 Ulrich Weigand <uweigand@de.ibm.com>
2047 * config/s390/s390.md (reload_base, ltorg): Remove.
2048 * s390.c (s390_stop_dump_lit_p, s390_dump_literal_pool,
2049 s390_asm_output_pool_prologue, s390_pool_start_insn): Remove.
2050 * s390-protos.h (s390_stop_dump_lit_p, s390_dump_literal_pool,
2051 s390_asm_output_pool_prologue): Likewise.
2052 * s390.h (s390_pool_start_insn): Likewise.
2054 * s390.c (s390_output_symbolic_const): Remove support for
2055 old-style pool chunks.
2056 (s390_function_epilogue): Likewise.
2057 (s390_output_constant_pool): Likewise. Also, fix incorrect
2058 alignment for 64-bit literal pools.
2059 (print_operand_address): Remove 'y' and 'Y' format flags.
2060 * s390.h (ASM_OUTPUT_POOL_PROLOGUE): Remove support for
2061 old-style pool chunks.
2062 (ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
2063 (ASM_OUTPUT_POOL_EPILOGUE): Remove.
2064 (S390_CHUNK_MAX, S390_CHUNK_OV, S390_POOL_MAX): Remove.
2066 * s390.c (consttable_operand): New function.
2067 * s390-protos.h (consttable_operand): Declare it.
2068 * s390.h (PREDICATE_CODES): Add consttable_operand.
2069 * s390.md (consttable_qi, consttable_hi, consttable_si, consttable_di,
2070 consttable_sf, consttable_df, pool_start_31, pool_end_31,
2071 pool_start_64, pool_end_64, reload_base, reload_base2): New insns.
2072 * s390.c (struct constant, struct constant_pool): New data types.
2073 (constant_modes, gen_consttable): New variables.
2074 (s390_start_pool, s390_end_pool, s390_add_pool,
2075 s390_dump_pool, s390_free_pool): New functions.
2076 (s390_chunkify_pool): Completely reimplement literal pool
2079 * s390.c (s390_pool_overflow): New variable.
2080 * s390.h (s390_pool_overflow): Declare it.
2081 * s390.md (cjump, icjump): Use it to adapt length for out-of-range
2082 jumps in literal pool overflow situations.
2084 * s390.c (s390_decompose_address): Accept new-style pool chunk offsets.
2085 (s390_frame_info): Account for possible use of RETURN_REGNUM
2086 by new literal pool overflow code.
2087 (s390_emit_prologue): Likewise.
2089 2002-06-05 David S. Miller <davem@redhat.com>
2091 Delete SEQUENCE rtl usage outside of reorg and ssa passes.
2092 * rtl.h (gen_sequence, emit_insns, emit_insns_before,
2093 emit_insns_before_scope, emit_insns_after,
2094 emit_insns_after_scope): Delete declaration.
2095 * ada/misc.c (insert_code_for): Use emit_insn* instead of
2097 * config/alpha/alpha.c (alpha_set_memflags_1): Abort on SEQUENCE.
2098 (alpha_set_memflags): Fix comment.
2099 (set_frame_related_p): Use get_insns instead of gen_sequence.
2100 * config/alpha/alpha.md (setjmp receiver splitter): Avoid
2102 * config/arm/arm.c (arm_finalize_pic): Use get_insns instead of
2104 (arm_gen_load_multiple, arm_gen_store_multiple): Likewise.
2105 * config/fr30/fr30.c (fr30_move_double): Likewise.
2106 * config/i386/i386.c (ix86_expand_int_movcc, ix86_expand_movstr):
2108 * config/ia64/ia64.c (spill_restore_mem): Likewise.
2109 * config/ia64/ia64.md (conditional move spliiter): Avoid emitting
2111 * config/m32r/m32r.c (gen_split_move_double): Use get_insns
2112 instead of gen_sequence.
2113 * config/mips/mips.c (embedded_pic_fnaddr_reg): Likewise.
2114 (mips_expand_prologue, mips16_gp_pseudo_reg): Likewise.
2115 * config/sh/sh.c (sh_need_epilogue): Likewise.
2116 * config/sparc/sparc.md (current_function_calls_alloca, flat): New
2118 (setjmp pattern and split): Use them to avoid splitter which emits
2120 * genattrtab.c (main): Emit include of function.h
2121 * config/stormy16/stormy16.c (xstormy16_split_cbranch): Use
2122 get_insns instead of gen_sequence.
2123 * config/cris/cris.c (cris_split_movdx): Likewise.
2124 * emit-rtl.c (emit_insns*): Kill.
2125 (try_split): Expect insn list instead of SEQUENCE.
2126 (make_jump_insn_raw, make_call_insn_raw): Fix comments.
2127 (emit_*insn*): Reimplement to work with INSN lists and PATTERNs.
2128 Make them abort if a SEQUENCE is given and RTL checking is
2130 (emit_*_scope): Don't forget to set scope on final insn.
2131 (gen_sequence): Move from here...
2132 * ssa.c (gen_sequence): To here as private function.
2133 * builtins.c (expand_builtin_apply_args): Use emit_insn_foo, fix
2135 (expand_builtin_return, expand_builtin_mathfn): Likewise.
2136 (expand_builtin_strlen): Use get_insns instead of gen_sequence.
2137 (expand_builtin_saveregs): Use emit_insn_foo, fix comments.
2138 (expand_builtin_expect_jump): Use get_insns and fix comments.
2139 * calls.c (try_to_integrate): Use emit_insn_foo.
2140 (expand_call, emit_library_call_value_1): Likewise.
2141 * expr.c (emit_queue): Handle insn lists instead of SEQUENCE.
2142 (emit_move_insn_1): Use get_insns instead of gen_sequence.
2143 (expand_expr): Use emit_insn_foo.
2144 * cfgrtl.c (commit_one_edge_insertion): Use emit_insn_foo.
2145 * except.c (build_post_landing_pads): Likewise.
2146 * flow.c (attempt_auto_inc): Likewise.
2147 * stmt.c (expand_fixup, fixup_gotos, expand_nl_handler_label,
2148 expand_nl_goto_receivers, expand_decl_cleanup): Likewise.
2149 * function.c (fixup_var_refs_insn): Use get_insns instead of
2151 (fixup_var_refs_1): Likewise and expect insn list from gen_foo.
2152 (fixup_memory_subreg): Use get_insns instead of gen_sequence.
2153 (fixup_stack_1, purge_addressof_1, expand_main_function,
2154 get_arg_pointer_save_area): Likewise.
2155 (optimize_bit_field, instantiate_virtual_regs_1, assign_parms,
2156 expand_function_end): Use emit_insn_foo.
2157 (record_insns, keep_stack_depressed): Work with insn list instead
2158 of SEQUENCE, fix comments.
2159 * ifcvt.c (noce_emit_store_flag, noce_try_store_flag,
2160 noce_try_store_flag_constants, noce_try_store_flag_inc,
2161 noce_try_store_flag_mask, noce_emit_cmove, noce_try_cmove_arith,
2162 noce_try_minmax, noce_try_abs): Use emit_insn_foo.
2163 (noce_process_if_block): Use get_insns instead of gen_sequence.
2164 * optabs.c (add_equal_note): Work with insn list, fix comments.
2165 (expand_binop): Expect insn list from GEN_FCN(), use emit_insn_foo.
2166 (expand_unop, expand_complex_abs, expand_unop_insn,
2167 expand_no_conflict_block): Likewise.
2168 (gen_move_insn): Use get_insns instead of gen_sequence.
2169 (gen_cond_trap): Likewise.
2170 * integrate.c (copy_rtx_and_substitute): Likewise.
2171 (emit_initial_value_sets): Use emit_insn_foo.
2172 * reload1.c (emit_output_reload_insns, emit_reload_insns): Likewise.
2173 (fixup_abnormal_edges): Avoid losing REG_NOTES more intelligently
2174 now that RTL generators give insn lists.
2175 * sibcall.c (replace_call_placeholder): Use emit_insn_foo.
2176 * doloop.c (doloop_modify, doloop_modify_runtime): Use get_insns
2177 instead of gen_sequence.
2178 (doloop_optimize): Work with insn lists instead of SEQUENCE rtl.
2179 * explow.c (emit_stack_save, emit_stack_restore): Use get_insns
2180 instead of gen_sequence.
2181 * loop.c (move_movables, emit_prefetch_instructions,
2182 gen_add_mult, check_dbra_loop, gen_load_of_final_value):
2184 (loop_regs_update): Work with insn list instead of SEQUENCE rtl.
2185 (product_cheap_p): Likewise, and add commentary about RTL wastage
2187 * lcm.c (optimize_mode_switching): Use get_insns instead of
2189 * profile.c (gen_edge_profiler): Likewise.
2190 * regmove.c (copy_src_to_dest): Likewise.
2191 * reg-stack.c (compensate_edge): Likewise and fix comment.
2192 * gcse.c (process_insert_insn): Likewise.
2193 (insert_insn_end_bb): Work with insn list instead of SEQUENCE rtl.
2194 * jump.c (delete_prior_computation): Update comment.
2195 * genemit.c (gen_expand, gen_split, main): Use get_insns instead
2196 of gen_sequence, update comments to match.
2197 * recog.c (peephole2_optimize): Work with insn lists instead of
2199 * sched-vis.c (print_pattern): Abort on SEQUENCE.
2200 * unroll.c (unroll_loop, find_splittable_givs, final_giv_value):
2201 Use get_insns instead of gen_sequence.
2202 (copy_loop_body): Likewise and don't emit dummy NOTE.
2203 * genrecog.c: Don't mention SEQUENCE rtl in comments.
2204 * combine.c (try_combine): Expect insn lists from split generator.
2205 * reorg.c (relax_delay_slots): Emit SEQUENCE into insn list by
2208 2002-06-11 Roger Sayle <roger@eyesopen.com>
2209 Andreas Jaeger <aj@suse.de>
2211 * cfgbuild.c: Update copyright years.
2213 2002-06-11 Andreas Schwab <schwab@suse.de>
2215 * config/m68k/m68k.h (PREDICATE_CODES): Define.
2217 2002-06-11 Eric Christopher <echristo@redhat.com>
2219 * doc/tm.texi (Run-time Target): Add comment about flag_iso
2221 * config/mips/ecoff.h (CPP_PREDEFINES): Remove.
2222 * config/mips/ecoffl.h: Ditto.
2223 * config/mips/elf64.h (SUBTARGET_CPP_SPEC): Remove.
2224 (CPP_PREDEFINES): Ditto.
2225 * config/mips/elfl64.h: Ditto.
2226 * config/mips/elfl.h: Ditto.
2227 * config/mips/iris3.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): #if 0
2228 out until irix header consolidation.
2229 * config/mips/iris5.h (CPP_PREDEFINES, SUBTARGET_CPP_SPEC): Replace
2230 with SUBTARGET_OS_CPP_BUILTINS.
2231 * config/mips/iris6.h: Ditto.
2232 (CPLUSPLUS_CPP_SPEC): Remove.
2233 * config/mips/linux.h: Ditto.
2234 * config/mips/netbsd.h: Ditto.
2235 * config/mips/openbsd.h: Ditto.
2236 * config/mips/rtems.h: Ditto.
2237 * config/mips/rtems64.h: Ditto.
2238 * config/mips/sni-svr4.h: Ditto.
2239 * config/mips/mips.h (ISA_MIPS1, ISA_MIPS2, ISA_MIPS3, ISA_MIPS4,
2240 ISA_MIPS32, ISA_MIPS64): New defines.
2241 (GENERATE_MULT3_SI, HAVE_SQRT_P, ISA_HAS_64BIT_REGS,
2242 ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE, ISA_HAS_8CC, ISA_HAS_FP4,
2243 ISA_HAS_COND_TRAP, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
2244 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Use.
2245 (TARGET_CPU_CPP_BUILTINS): Define.
2246 (CPP_PREDEFINES, LONG_MAX_SPEC, CPP_FPR_SPEC, CPP_SPEC): Remove.
2247 * config/mips/mips.md (mulsi3_mult3): Use ISA_MIPS32/64.
2248 (movdicc): Remove check for ISA_MIPS32.
2249 (bunordered, bordered, bungt, bunlt, buneq, bunge, bunle,
2250 sunordered_df, sunordered_sf, sordered_df, sordered_sf,
2251 sunlt_df, sunlt_sf, sungt_df, sungt_sf, suneq_df, suneq_sf, sunge_df,
2252 sunge_sf, sunle_df, sunle_sf): New patterns.
2254 2002-06-11 Neil Booth <neil@daikokuya.demon.co.uk>
2256 * Makefile.in: Update cppmain.o.
2257 * cpphash.h (struct cpp_reader): Move some members to a
2259 (trad_line): Rename saved_line.
2260 (_cpp_read_logical_line_trad): Update.
2261 (_cpp_remove_overlay): New.
2262 * cppinit.c (cpp_create_reader): No need to set saved_line.
2263 (cpp_destroy): Update.
2264 (cpp_read_main_file): Only overlay if compiling.
2265 * cpplex.c (continue_after_nul): Return false if in directive.
2266 * cpplib.c (EXPAND): New.
2267 (directive_table, SEEN_EOL): Update.
2268 (end_directive): Remove overlay if traditional; don't skip
2269 line in traditional #define.
2270 (prepare_directive_trad): New.
2271 (_cpp_handle_directive, run_directive): Update for traditional
2273 (lex_macro_node): Simplify, don't use lex_identifier_trad.
2274 * cpplib.h (struct options): Add preprocess_only.
2275 * cppmain.c: Don't include intl.h.
2276 (cpp_preprocess_file): Set options->preprocess_only.
2277 (scan_translation_unit_trad): Fix, and print line numbers.
2278 * cpptrad.c (check_output_buffer, lex_identifier, scan_parameters,
2279 maybe_start_funlike, scan_out_logical_line, replace_args_and_push,
2280 save_replacement_text, _cpp_create_trad_definition): Update for
2282 (_cpp_overlay_buffer): Save line number.
2283 (_cpp_remove_overlay): Rename from restore_buff, restore line.
2284 (_cpp_read_logical_line_trad): Don't handle overlays here.
2285 (scan_out_logical_line): Process directives.
2287 2002-06-11 Danny Smith <dannysmith@users.sourforge.net>
2289 * gthr-win32.h: Wrap functions in extern "C".
2290 (__gthread_key_t): Typedef as unsigned long,
2292 (__GTHREAD_ONCE_INIT): Use 0, not win32 FALSE.
2293 (__gthread_mutex_t): Typedef as void*, not win32 HANDLE.
2294 (__gthr_win32_once, __gthr_win32_key_create,
2295 __gthr_win32_key_delete, __gthr_win32_getspecific,
2296 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
2297 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
2298 __gthr_win32_mutex_unlock): Declare.
2299 (__gthread_once,__gthread_key_create,
2300 __gthread_key_delete, __gthread_getspecific,
2301 __gthread_setspecific, __gthread_mutex_init_function,
2302 __gthread_mutex_lock,__gthread_mutex_trylock,
2303 __gthread_mutex_unlock): Call corresponding
2304 __gthr_win32_* extern implementations if #defined
2305 __GTHREAD_HIDE_WIN32API.
2306 * config/i386/t-mingw32 (LIB2FUNCS_EXTRA): Set to
2307 $(srcdir)/config/i386/gthr-win32.c
2308 * config/i386/gthr-win32.c: New implementation file.
2309 (__gthr_win32_once, __gthr_win32_key_create,
2310 __gthr_win32_key_delete, __gthr_win32_getspecific,
2311 __gthr_win32_setspecific, __gthr_win32_mutex_init_function,
2312 __gthr_win32_mutex_lock,__gthr_win32_mutex_trylock,
2313 __gthr_win32_mutex_unlock): New functions, based on
2314 static inlines in gthr-win32.h.
2316 2002-06-10 Bob Wilson <bob.wilson@acm.org>
2318 * config/xtensa/xtensa.c (override_options): Don't warn about
2319 using -fpic or -fPIC when PIC is enabled by default.
2321 2002-06-10 Roger Sayle <roger@eyesopen.com>
2323 * toplev.c (rest_of_compilation): Revert flag_if_conversion change.
2325 2002-06-10 Zack Weinberg <zack@codesourcery.com>
2327 * Makefile.in (MACHMODE_H): Add @extra_modes_file@.
2328 * configure.in: If $srcdir/config/${cpu_type}/${cpu_type}-modes.def
2329 exists, substitute its pathname as @extra_modes_file@, define
2330 EXTRA_MODES_FILE to be an appropriate string to #include it
2331 with, and define EXTRA_CC_MODES to 1.
2333 * machmode.def: Update comments. Include EXTRA_MODES_FILE if
2334 it's defined. Get rid of redundancy in calling sequence for
2335 CC; don't use it to define CCmode, to avoid a warning.
2336 * libgcc2.c: Include symcat.h for the sake of machmode.def.
2338 * arc-modes.def, arm-modes.def, c4x-modes.def, i386-modes.def,
2339 i960-modes.def, ia64-modes.def, m88k-modes.def, mmix-modes.def,
2340 pa-modes.def, pdp11-modes.def, rs6000-modes.def, sparc-modes.def:
2342 * arc.h, arm.h, c4x.h, i386.h, i960.h, ia64.h, m88k.h, mmix.h,
2343 pa.h, pdp11.h, rs6000.h, sparc.h: Don't define EXTRA_CC_MODES.
2345 * doc/sourcebuild.texi, doc/tm.texi: Document new scheme for
2346 defining extra CC modes.
2348 2002-06-10 Roger Sayle <roger@eyesopen.com>
2349 Andreas Jaeger <aj@suse.de>
2351 * cfgrtl.c (create_basic_block_structure): Remove index argument
2352 and use last_basic_block++ instead. (create_basic_block): Update.
2353 * cfgbuild.c (find_basic_blocks_1): Likewise.
2355 * cfgrtl.c (compute_bb_for_insn): Remove unused "max" argument.
2356 * haifa-sched.c (sched_init): Update compute_bb_for_insn caller.
2357 * sched-ebb.c (schedule_ebbs): Likewise.
2358 * sched-rgn.c (schedule_insns): Likewise.
2359 * ssa-ccp.c (ssa_const_prop): Likewise.
2360 * ssa-dcs.c (ssa_eliminate_dead_code): Likewise.
2361 * toplev.c (rest_of_compilation): Likewise.
2362 * config/ia64/ia64.c (ia64_reorg): Likewise.
2364 2002-06-10 Roger Sayle <roger@eyesopen.com>
2366 * simplify-rtx.c (simplify_replace_rtx): Allow replacement
2367 of matching registers.
2369 2002-06-10 Roger Sayle <roger@eyesopen.com>
2371 * toplev.c (rest_of_compilation): Disable early if-conversion pass.
2372 * gcse.c (bypass_conditional_jumps): Fix typo in setcc test.
2374 2002-06-10 Hans-Peter Nilsson <hp@bitrange.com>
2376 * config/mmix/mmix.h: Improve comments.
2377 (CPP_SPEC, CPP_PREDEFINES): Don't define.
2378 (TARGET_CPU_CPP_BUILTINS): Define.
2379 (CANONICALIZE_COMPARISON): Don't define, replace with comment.
2380 (PREDICATE_CODES) <"mmix_reg_or_8bit_or_256_operand">: Remove
2382 * config/mmix/mmix.c (MMIX_OUTPUT_REGNO): Add cast to avoid
2384 (mmix_constant_address_p): Remove another
2385 redundant test before case.
2386 (mmix_canonicalize_comparison): Remove unused function.
2387 (mmix_print_operand_address): Don't test and adjust for operand in
2388 non-canonical format.
2389 (mmix_reg_or_8bit_or_256_operand): Remove unused predicate.
2390 (mmix_gen_compare_reg): Don't use CANONICALIZE_COMPARISON.
2392 2002-06-10 Zack Weinberg <zack@codesourcery.com>
2394 * config/m32r/m32r.h: Don't define SELECT_CC_MODE.
2395 * config/m32r/m32r-protos.h: Don't prototype m32r_select_cc_mode.
2396 * config/m32r/m32r.c: Don't define m32r_select_cc_mode.
2397 (gen_compare): Use CCmode unconditionally.
2399 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2401 PR optimization/6759
2402 * cse.c (cse_insn): Fold src_eqv just once, store it folded back into
2405 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2408 * c-decl.c (grokfield): Allow user defined types if they declare
2409 structs or unions for unnamed fields.
2411 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2414 * print-rtl.c (print_mem_expr): Don't crash on unnamed fields.
2416 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2418 PR optimization/6842
2419 * combine.c (combine_simplify_rtx) [SUBREG]: Don't ICE if VOIDmode
2420 operand subreg cannot be simplified.
2422 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2424 * varasm.c (const_hash): Handle FDESC_EXPR like ADDR_EXPR.
2425 (compare_constant): Likewise.
2426 (output_addressed_constants): Likewise.
2428 2002-06-10 Jakub Jelinek <jakub@redhat.com>
2430 * cfgcleanup.c (try_optimize_cfg): Make sure merge_blocks doesn't
2431 merge bb with itself.
2433 2002-06-10 Richard Henderson <rth@redhat.com>
2435 * config/alpha/alpha.md (builtin_zap): Fix thinkos expanding mask.
2436 (builtin_zapnot): Likewise.
2438 * config/alpha/ev5.md: Don't combine shift and mvi insns in one
2441 2002-06-10 Eric Christopher <echristo@redhat.com>
2443 * config/i386/i386.c (ix86_osf_output_function_prologue): Remove
2444 prototype and function.
2445 (TARGET_ASM_FUNCTION_PROLOGUE): Remove OSF version.
2446 (call_insn_operand): Remove half pic references.
2447 (legitimate_address_p): Ditto.
2448 * config/i386/i386.h: Remove half pic defines.
2450 2002-06-10 Eric Christopher <echristo@redhat.com>
2452 * doc/extend.texi (Return Address): Add note explaining the side-
2453 effects of inlining on __builtin_return_address.
2455 2002-06-10 Tom Tromey <tromey@redhat.com>
2457 * Makefile.in (LANGHOOKS_DEF_H): Include langhooks-def.h.
2458 (c-common.o): Depend on langhooks.h.
2460 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
2462 * cpphash.h (_cpp_read_logical_line_trad,
2463 _cpp_expansions_different_trad): Update prototypes.
2464 * cpplex.c (continue_after_nul): New.
2465 * cppmain.c: Include cpphash.h.
2466 (scan_translation_unit_trad): New.
2467 (cpp_preprocess_file): Call it.
2468 * cpptrad.c (_cpp_read_logical_line_trad): Take new parameter
2470 (_cpp_expansions_different_trad): Update prototype.
2472 Mon Jun 10 18:02:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
2474 Fix cfi generation for SH[1-4]:
2476 * sh.c (frame_insn): New function.
2477 (output_stack_adjust): Add parameter emit_fn. All callers changed.
2478 (push): Now returns rtx. Use frame_insn.
2479 (sh_expand_prologue): Clear RTX_FRAME_RELATED_P for second push
2481 * sh.h (INCOMING_RETURN_ADDR_RTX, DWARF_FRAME_RETURN_COLUMN): Define.
2483 2002-06-10 Zack Weinberg <zack@codesourcery.com>
2485 * Makefile.in (STAGESTUFF): Add s-gtype, gt-*.h, gtype-*.h,
2487 (mostlyclean): Delete specs.h, options.h, gencheck.h here...
2488 (distclean): ... not here. But do delete all testsuite/*.log,
2489 testsuite/*.sum files here. Delete mkheaders. Delete
2490 po/*.gmo and the testsuite directory in a split tree build.
2492 2002-06-10 Jeffrey Law <law@redhat.com>
2494 * alias.c (static_reg_base_value): New to hold RTL for
2495 items allocated once per function for the aliasing code.
2496 (init_alias_once_per_function): Initialize static_reg_base_value.
2497 (init_alias_analysis): Avoid throw-away allocations of RTL by
2498 using pre-computed values in static_reg_base_value.
2499 * function.c (prepare_function_start): Call
2500 init_alias_once_per_function appropriately.
2501 * rtl.h (init_alias_once_per_function): Declare.
2502 * caller-save (init_caller_save): Restructure slightly to
2503 avoid lots of silly RTL generation.
2504 * expr.c (init_expr_once): Likewise.
2505 * reload1.c (reload_cse_regs_1): Allocate throw-away register
2506 RTL object here. Pass it into children.
2507 (reload_cse_simplify_operands): Use passed-in register RTL
2509 (reload_cse_simplify): Pass through throw-away register
2512 2002-06-10 Daniel Berlin <dberlin@dberlin.org>
2514 * Makefile.in (ssa.o): Add dependency on $(RTL_H), which was missing.
2516 2002-06-10 Richard Sandiford <rsandifo@redhat.com>
2518 * gcc.c (process_command): Avoid assignment to read-only location.
2519 Fix sizeof calculation.
2521 2002-06-10 Neil Booth <neil@daikokuya.demon.co.uk>
2523 * cpphash.h (struct cpp_macro): Put comments on their own lines.
2524 (_cpp_expansions_different_trad): New.
2525 * cppmacro.c (warn_of_redefinition): Fix for traditional case.
2526 * cpptrad.c (canonicalize_text): New.
2527 (scan_out_logical_line): Handle no arguments correctly.
2528 (save_replacement_text): Commit memory when finished.
2529 (_cpp_expansions_different_trad): New.
2531 2002-06-10 Tim Josling <tej@melbpc.org.au>
2533 * gengtype.c (unnamed enum containing BASE_FILE_*): Add languages
2535 (lang_names): Add treelang and cobol.
2536 (get_file_basename): Add code to support treelang and cobol as
2537 4th and 5th users of c-common.c.
2539 2002-06-09 Geoffrey Keating <geoffk@redhat.com>
2541 * Makefile.in (install-driver): Install driver as
2542 $(target_alias)-gcc-$(version).
2543 * gcc.c (spec_version): Make const.
2544 (process_command): Handle -V and -b by using exec.
2545 * doc/invoke.texi (Target Options): Restore -V option,
2546 update docs for -b option.
2548 2002-06-10 Tim Josling <tej@melbpc.org.au>
2550 * configure.in (remaining_languages_check):
2551 Added check that all languages specified were found.
2552 Exit if not found. Previous behaviour was silent failure.
2553 * configure: Regenerated.
2555 2002-06-10 Tim Josling <tej@melbpc.org.au>
2557 First steps to making treelang documentation compliant, based on
2558 instructions in sourcebuild.texi. Also add to gcc.c list of
2561 * doc/contrib.texi: Add self as contributor of treelang.
2563 * doc/frontends.texi: Add mention of treelang.
2565 * doc/invoke.texi (Overall Options): Add mention of treelang.
2567 * doc/standards.texi: Add mention of treelang.
2569 2002-06-09 Hans-Peter Nilsson <hp@axis.com>
2571 * config/cris/cris.c: Include ggc.h
2573 2002-06-09 Neil Booth <neil@daikokuya.demon.co.uk>
2575 * cpphash.h (_cpp_push_text_context): Update.
2576 (_cpp_arguments_ok): New.
2577 * cppmacro.c (_cpp_arguments_ok): New, split out from...
2578 (collect_args): ...here.
2579 (_cpp_push_text_context): Change inputs.
2580 * cpptrad.c (struct fun_macro, maybe_start_funlike, save_argument,
2581 replace_args_and_push): New.
2582 (lex_identifier, _cpp_lex_identifier_trad, scan_parameters):
2583 Don't use IS macros directly.
2584 (scan_out_logical_line): Handle function-like macro argument
2586 (push_replacement_text): Update.
2587 (replacement_length): Remove.
2588 (_cpp_create_trad_definition): Don't skip whitespace before
2591 2002-06-09 Marek Michalkiewicz <marekm@amelek.gda.pl>
2593 * config/avr/avr.c (avr_mcu_types): Update for new devices.
2594 * config/avr/avr.h (TARGET_SWITCHES, AVR_MEGA): Add -mshort-calls.
2595 (LINK_SPEC, CRT_BINUTILS_SPECS): Update for new devices.
2596 * config/avr/avr.md ("type" and "length" attributes): New type
2597 "xcall", length 1 or 2 if AVR_MEGA. Use in all patterns that
2598 output a single "call" or "rcall" insn depending on device size.
2599 * config/avr/t-avr (MULTILIB_MATCHES): Update for new devices.
2601 2002-06-09 David Edelsohn <edelsohn@gnu.org>
2603 * config/rs6000/{aix43.h,aix5.1} (ASM_CPU_SPEC): Add power3
2604 synonym for 630. Add power4. Remove embedded processors. Use -m604
2606 (CPP_CPU_SPEC): Add power3 and power4.
2607 (PROCESSOR_DEFAULT): Change to 604e.
2608 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Similar additions.
2609 (CPP_CPU_SPEC): Similar additions.
2610 (enum process_type): Add POWER4.
2611 (RTX_COSTS): Add POWER4.
2612 (CPP_CPU_SPEC): Similar additions.
2613 * config/rs6000/linux64.h (PROCESSOR_DEFAULT): Define.
2614 (PROCESSOR_DEFAULT64): Define.
2615 * config/rs6000/rs6000.c (rs6000_override_options): Add power4.
2616 (rs6000_adjust_cost): Add 603, 604, 604e, 620, 630, Power4 to
2618 (rs6000_issue_rate): Add Power4.
2619 * config/rs6000/rs6000.md (cpu attr): Add power4.
2620 (iu compare): Remove 604, 604e, 620, 630.
2621 Add basic Power4 scheduling information.
2622 (mfcr/mtcrf): Change type attribute to cr_logical.
2624 2002-06-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2626 * gengtype.h (error_at_line): Use PARAMS, not VPARAMS. Add
2628 * gengtype-lex.l: Fix format specifier warning.
2630 * genautomata.c: Don't include ctype.h or limits.h. Use ISSPACE,
2632 * gengtype-lex.l: Don't include ctype.h and use ISSPACE/ISIDNUM in
2633 lieu of isspace/IDchar.
2634 * gengtype.c: Likewise for ctype.h and ISALNUM vs isalnum.
2635 * read-rtl.c: Likewise for ctype.h. Don't define ISDIGIT or
2638 2002-06-08 Zack Weinberg <zack@codesourcery.com>
2640 * Makefile.in (LIBCPP_OBJS): Take out version.o.
2641 * cpphash.h (cpp_reader): Take out print_version member.
2642 * cppinit.c: (cpp_handle_option): Don't do anything with
2643 -version. Just set help_only for --version, --target-help.
2644 Just set verbose option for -v.
2645 (cpp_post_options): Don't print a version string.
2647 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
2649 * config/avr/avr.c (TARGET_SECTION_TYPE_FLAGS): New.
2650 (avr_section_type_flags): New, handle .noinit* sections.
2652 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2654 * config/sh/netbsd-elf.h (SUBTARGET_EXTRA_SPECS): Define
2655 and include netbsd_entry_point.
2656 (SUBTARGET_LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
2657 (NETBSD_ENTRY_POINT): Define.
2659 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2661 * config/sh/sh.h (SUBTARGET_EXTRA_SPECS): Define empty
2662 if not already defined.
2663 (EXTRA_SPECS): Add SUBTARGET_EXTRA_SPECS.
2665 2002-06-08 Marek Michalkiewicz <marekm@amelek.gda.pl>
2667 * config/avr/avr.c (avr_regs_to_save): No need to save any registers
2668 in a noreturn function.
2669 (avr_output_function_prologue, avr_output_function_epilogue):
2670 Correct function size calculation. Do not crash on empty function.
2671 (avr_output_function_epilogue): No need for epilogue after a BARRIER.
2673 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2675 * config/mips/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
2676 netbsd_link_spec and netbsd_entry_point.
2677 (LINK_SPEC): Use %(netbsd_link_spec).
2678 (NETBSD_ENTRY_POINT): Define.
2680 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2682 * config/sparc/netbsd-elf.h (LINK_ARCH32_SPEC): Only specify
2684 (LINK_ARCH64_SPEC): Likewise.
2685 (LINK_SPEC, NETBSD_ENTRY_POINT): Define.
2686 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and netbsd_entry_point.
2688 2002-06-08 Marc Espie <espie@openbsd.org>
2690 * lists.c (free_list): Fix typo in comment.
2692 2002-06-08 Andreas Jaeger <aj@suse.de>
2694 * lcm.c (optimize_mode_switching): Add unused attribute for
2697 * sched-deps.c (sched_analyze): Remove unused variable.
2699 2002-06-08 Gabriel Dos Reis <gdr@codesourcery.com>
2701 * diagnostic.def: Don't capitalize diagnostict descriptors.
2703 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2705 * config/m68k/netbsd-elf.h (EXTRA_SPECS): Add netbsd_entry_point.
2706 (LINK_SPEC): Define as NETBSD_LINK_SPEC_ELF.
2707 (NETBSD_ENTRY_POINT): Define.
2709 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2711 * config/i386/netbsd-elf.h (LINK_SPEC): Define as
2712 NETBSD_LINK_SPEC_ELF.
2713 (SUBTARGET_EXTRA_SPECS): Add netbsd_entry_point.
2714 (NETBSD_ENTRY_POINT): Define.
2715 * config/i386/netbsd64.h (LINK_SPEC): Use %(netbsd_link_spec).
2716 (SUBTARGET_EXTRA_SPECS): Add netbsd_link_spec and
2718 (NETBSD_ENTRY_POINT): Define.
2720 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2722 * config/alpha/netbsd.h (SUBTARGET_EXTRA_SPECS): Add
2723 netbsd_link_spec and netbsd_entry_point.
2724 (LINK_SPEC): Use %(netbsd_link_spec).
2725 (NETBSD_ENTRY_POINT): Define.
2727 2002-06-08 Jason Thorpe <thorpej@wasabisystems.com>
2729 * config/netbsd-elf.h (LINK_SPEC): Rename to...
2730 (NETBSD_LINK_SPEC_ELF): ...this. Use %(netbsd_entry_point)
2731 to specify program entry point.
2733 2002-06-07 Jeff Law <law@redhat.com
2735 * emit-rtl.c (init_emit): Add hard registers to regno_reg_rtx.
2736 * combine.c (move_deaths): Use regno_reg_rtx for hard regs rather
2737 than creating a new register.
2738 (distribute_notes): Likewise.
2739 * df.c (df_reg_use_gen): Likewise.
2740 (df_reg_clobber_gen): Likewise.
2741 (df_ref_record): Likewise.
2742 * expr.c (use_regs): Likewise.
2743 * flow.c (propagate_one_insn): Likewise.
2744 (mark_set_1): Likewise.
2745 (mark_used_reg): Likewise.
2746 * reload.c (emit_reload_insns): Likewise.
2748 2002-06-07 Roger Sayle <roger@eyesopen.com>
2750 * simplify-rtx.c (simplify_gen_relational): Simplify RTL of the form
2751 (ne (comp x y) 0) into (comp x y) where comp is a comparison code.
2752 Simplify (eq (comp x y) 0) into (revcomp x y) if the sense of the
2753 comparison code comp can be reversed.
2755 2002-06-07 Roger Sayle <roger@eyesopen.com>
2757 * fold-const.c (fold) [EQ_EXPR]: Place both integer and real
2758 constants last in comparisons. Optimize (x+1.0)>0.0 into the
2759 equivalent x > -1.0 when -ffast-math.
2761 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2763 * config.gcc (mips*-*-netbsd*): Add mips/t-netbsd to ${tmake_file}.
2764 * config/mips/t-netbsd: New file.
2766 2002-06-07 Zack Weinberg <zack@codesourcery.com>
2768 * cppinit.c (COMMAND_LINE_OPTIONS): Give all relevant -W
2769 options their own entries.
2770 (parse_option): Clarify comment.
2771 (cpp_handle_option): Remove 'ignore' parameter and OPT_W
2772 special case. Replace if/strcmp chain for -W options with
2773 use of new OPT_* entries for them.
2774 (cpp_handle_options): Update to match.
2775 * cpplib.h: Remove last parameter to cpp_handle_option from prototype.
2776 * c-decl.c: Update call to cpp_handle_option.
2778 2002-06-07 Akim Demaille <akim@epita.fr>
2780 * gengtype-yacc.y (optionseqopt): Add the ending `;' to the action.
2783 2002-06-07 Jeffrey Law <law@redhat.com>
2785 * sched-deps.c (free_deps): Avoid calling free_INSN_LIST_list
2788 2002-06-07 H.J. Lu (hjl@gnu.org)
2790 * configure.in: Add --enable-__cxa_atexit.
2791 * configure: Regenerated.
2792 * config.in: Likewise.
2794 * defaults.h (DEFAULT_USE_CXA_ATEXIT): New. Defined to be 0 if
2797 2002-06-07 Gabriel Dos Reis <gdr@merlin.nerim.net>
2799 * diagnostic.c (diagnostic_build_prefix): Fix initialization.
2801 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2803 * config/mips/netbsd.h (CACHE_FLUSH_FUNC): Define.
2805 2002-06-07 Jason Merrill <jason@redhat.com>
2807 * cppexp.c (num_equality_op): Use a temporary variable to work
2808 around gcc 3.0.4 bug.
2810 2002-06-07 Gabriel Dos Reis <gdr@codesourcery.com>
2812 * diagnostic.c (diagnostic_build_prefix): Tidy.
2814 2002-06-07 Neil Booth <neil@daikokuya.demon.co.uk>
2816 * cpptrad.c (struct block, BLOCK_HEADER_LEN, BLOCK_LEN,
2817 scan_parameters, save_replacement_text, replacement_length): New.
2818 (scan_out_logical_line): Take a macro and save parameters if
2820 (_cpp_logical_line_trad): Update.
2821 (_cpp_create_trad_definition): Update to handle function-like
2823 * cpplex.c (new_buff): Update.
2824 (struct dummy, DEFAULT_ALIGNMENT, CPP_ALIGN): Move...
2825 * cpphash.h: ...here.
2826 (CPP_ALIGN2, _cpp_save_parameter): New.
2827 * cppmacro.c (save_parameter): Rename, export.
2828 (parse_params): Update.
2830 2002-06-07 Andreas Jaeger <aj@suse.de>
2832 * config/mmix/mmix.c: Remove extra broken prototype for
2833 mmix_init_machine_status.
2835 2002-06-06 Geoffrey Keating <geoffk@redhat.com>
2837 * gengtype.c: Add comments before all the routines.
2839 2002-06-07 Jason Thorpe <thorpej@wasabisystems.com>
2841 * config.gcc (sh5*-*-netbsd*): Remove sh/t-netbsd-sh5-32
2842 from and add t-sh64 to ${tmake_file}.
2843 (sh64*-*-netbsd*): Add t-sh64 to ${tmake_file}.
2844 * config/sh/t-netbsd-sh5 (LIB1ASMFUNCS): Remove.
2845 * config/sh/t-netbsd-sh5-32: Remove.
2846 * config/sh/t-netbsd-sh5-64 (MULTILIB_OPTIONS): Use
2848 (MULTILIB_DIRNAMES): Define.
2850 Thu Jun 6 23:14:46 CEST 2002 Jan Hubicka <jh@suse.cz>
2852 * i386.md (and promoting splitters): Disable QI to SImode promoting
2853 when doing so changes immediate to be 32bit.
2855 * rtl.h (emit_*_scope): Declare.
2856 * emit-rtl.c (emit_*_scope): New global functions.
2857 (try_split): Copy scope.
2858 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
2859 noce_try_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
2860 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
2861 noce_process_if_block, find_cond_trap): Copy scopes.
2862 * recog.c (peephole2_optimize): likewise.
2864 2002-06-06 Jeffrey Law <law@redhat.com>
2866 * h8300.h (OK_FOR_U): Fix thinko exposed by flag checking.
2868 Thu Jun 6 21:06:25 2002 J"orn Rennecke <joern.rennecke@superh.com>
2870 * gengtype-lex.l (INITIAL): New rule for "'"("\\".|[^\\])"'".
2872 2002-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
2874 * Makefile.in (TEXI_GCCINSTALL_FILES): Define.
2875 ($(docdir)/gccinstall.info): New target.
2876 (info): Depend on it.
2877 (gccinstall.dvi): New target.
2878 (dvi): Depend on it.
2879 * doc/.cvsignore: Ignore new info files.
2880 * doc/install.texi (@setfilename): Reflect new info filename.
2882 Thu Jun 6 15:57:23 2002 J"orn Rennecke <joern.rennecke@superh.com>
2884 * sh.c (machine_dependent_reorg): Don't set RTX_UNCHANGING_P
2887 Thu Jun 6 07:17:43 2002 Nicola Pero <n.pero@mi.flashnet.it>
2890 * objc/objc-lang.c (LANG_HOOKS_GET_ALIAS_SET): Define to be
2891 c_common_get_alias_set.
2892 (LANG_HOOKS_SAFE_FROM_P): Define to be c_safe_from_p.
2894 2002-06-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
2896 * emit-rtl.c (get_first_nonnote_insn, get_last_nonnote_insn): New
2898 * rtl.h (get_first_nonnote_insn, get_last_nonnote_insn): Declare.
2899 * avr/avr.c (avr_output_function_epilogue): Use above to determine
2901 * pa/pa.c (pa_output_function_prologue): Likewise.
2903 2002-06-05 David S. Miller <davem@redhat.com>
2905 * integrate.c (subst_constants): Handle 'B' RTL format.
2907 2002-06-05 Eric Christopher <echristo@redhat.com>
2909 * varasm.c (make_decl_rtl): Fix comment for removed
2912 2002-06-05 Eric Christopher <echristo@redhat.com>
2914 * Makefile.in: Remove missed halfpic bits.
2916 2002-06-05 Eric Christopher <echristo@redhat.com>
2918 * toplev.c: Remove half-pic.
2919 * config/mips/mips.c: Ditto.
2920 * config/mips/mips.h: Ditto. Remove unused defines.
2921 * config/mips/openbsd.h: Update comment to reflect above.
2922 * config/mips/mips.md: Remove half-pic constraints.
2923 * halfpic.h: Delete.
2926 2002-06-05 Jeffrey Law <law@redhat.com>
2928 * pa.h (EXTRA_CONSTRAINT, T case): Further refine so that it
2929 rejects (mem (lo_sum (reg) (unspec))), but will allow
2930 (mem (lo_sum (reg) (symbol_ref)) for PA2.0.
2932 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
2934 * cpphash.h (_cpp_create_definition): Update prototype.
2935 (_cpp_push_text_context, _cpp_create_trad_definition): New.
2936 ( cpp_lex_identifier_trad): New.
2937 (_cpp_set_trad_context): New.
2938 * cppinit.c (cpp_finish_options): Don't conditionalize builtins.
2939 * cpplib.c (SEEN_EOL): Update.
2940 (lex_macro_node): Update for -traditional.
2941 (cpp_push_buffer, _cpp_pop_buffer): Similarly.
2942 * cppmacro.c (_cpp_create_definition): Split into
2943 create_iso_definition() and _cpp_create_trad_definition().
2944 (warn_of_redefinition): Update prototype; handle traditional
2946 (_cpp_push_text_context): New.
2947 * cpptrad.c (skip_whitespace, push_replacement_text): New.
2948 (lex_identifier): Call ht_lookup with correct start.
2949 (_cpp_lex_identifier_tradm _cpp_create_trad_definition,
2950 _cpp_set_trad_context): New.
2951 (scan_out_logical_line): Update to handle changing contexts.
2953 Wed Jun 5 20:42:31 2002 J"orn Rennecke <joern.rennecke@superh.com>
2955 * config.gcc (sh-*-elf*, sh64*-*-elf*): Unify.
2957 * config/sh/t-be (MULTILIB_ENDIAN): Set.
2958 * config/sh/t-le (MULTILIB_ENDIAN): Likewise.
2959 * t-sh (MULTILIB_ENDIAN): Set.
2960 (MULTILIB_OPTIONS): Use it.
2961 * t-sh64 (MULTILIB_OPTIONS): Likewise.
2962 (MULTILIB_DIRNAMES): Likewise.
2964 2002-06-05 Gabriel Dos Reis <gdr@codesourcery.com>
2966 * toplev.h (report_error_function): Remove.
2968 * diagnostic.h (location_t): New datatype.
2969 (text_info): Likewise.
2970 (diagnostic_info): Likewise.
2971 (output_prefix): New macro.
2972 (diagnostic_last_function_changed): Likewise.
2973 (diagnostic_set_last_function): Likewise.
2974 (diagnostic_last_module_changed): Likewise.
2975 (diagnostic_set_last_module): Likewise.
2976 (report_diagnostic): Now macro.
2977 (diagnostic_set_info): Declare.
2979 * diagnostic.c (report_problematic_module): Rename to
2980 diagnostic_repor_current_module.
2981 (set_diagnostic_context): Remove.
2982 (count_error): Rename to diagnostic_error_count.
2983 (error_function_changed): Remove.
2984 (record_last_error_function): Likewise.
2985 (error_module_changed): Likewise.
2986 (record_last_error_module): Likewise.
2987 (context_as_prefix): Rename to diagnostic_build_prefix.
2988 (flush_diagnostic_buffer): Rename to diagnostic_flush_buffer.
2989 (diagnostic_set_info): New function.
2991 * objc/objc-act.c: #include diagnostic.h
2992 (error_with_ivar): Adjust call to count_error.
2993 (warn_with_method): Likewise.
2994 * objc/Make-lang.in (objc-act.o): Depend on diagnostic.h
2996 2002-06-05 Bob Wilson <bob.wilson@acm.org>
2998 * config/xtensa/xtensa.c (xtensa_build_va_list): Use
2999 lang_hooks.types.make_type instead of make_node; set up
3000 __va_list_tag type decl.
3001 (xtensa_builtin_saveregs): Remove broken use of
3002 RTX_UNCHANGING_P and unnecessary use of MEM_IN_STRUCT_P
3003 for saved registers; add varargs alias set.
3005 2002-06-05 Neil Booth <neil@daikokuya.demon.co.uk>
3008 * alpha/gnu.h: Undef TARGET_OS_CPP_BUILTINS.
3009 * i386/beos-elf.h: Use TARGET_OS_CPP_BUILTINS rather than
3010 CPP_PREDEFINES and part of CPP_SPEC.
3011 i386/freebsd-aout.h, i386/gas.h, i386/gnu.h, i386/linux-aout.h,
3012 i386/linux.h, i386/moss.h, i386/xm-vsta.h: Similarly.
3014 Wed Jun 5 15:20:58 CEST 2002 Jan Hubicka <jh@suse.cz>
3016 * reg-stack.c (reg_to_stack): Do not call find_basic_blocks.
3018 2002-06-05 Alan Modra <amodra@bigpond.net.au>
3020 * config/rs6000/linux64.h (ASM_OUTPUT_SOURCE_LINE): Define.
3022 2002-06-04 Zack Weinberg <zack@codesourcery.com>
3024 * gengtype-yacc.y: Make sure all rules end with a semicolon.
3026 2002-06-04 Bob Wilson <bob.wilson@acm.org>
3028 * config/xtensa/xtensa.c (xtensa_init_machine_status): Fix
3029 typo in function prototype and include "ggc.h" header.
3031 2002-06-04 Richard Henderson <rth@redhat.com>
3033 * config/alpha/alpha.c (mode_mask_operand): Simplify without ifdefs.
3034 (print_operand) ['U']: Likewise.
3035 (alpha_expand_unaligned_store): Correct constants for 32-bit cross.
3036 (alpha_expand_unaligned_store_words): Likewise.
3037 (alpha_expand_builtin_vector_binop): Fix typo.
3038 (enum alpha_builtin, code_for_builtin): Add remaining ext, ins, msk,
3039 umulh, and cix insns.
3040 (one_arg_builtins): Add cix builtins.
3041 (two_arg_builtins): Add ext, ins, msk, umulh builtins.
3042 (alpha_expand_builtin): Fix typo in arity.
3043 * config/alpha/alpha.md (UNSPEC_CTLZ, UNSPEC_CTPOP): New.
3044 (builtin_extbl, builtin_extwl, builtin_extll, builtin_extwh,
3045 builtin_extlh, builtin_insbl, builtin_inswl, builtin_insll,
3046 builtin_insql, builtin_inswh, builtin_inslh, builtin_insqh,
3047 builtin_mskbl, builtin_mskwl, builtin_mskll, builtin_mskql,
3048 builtin_mskwh, builtin_msklh, builtin_mskqh, builtin_cttz,
3049 builtin_ctlz, builtin_ctpop): New.
3050 * doc/extend.texi (Alpha Built-in Functions): Update.
3052 2002-06-04 Geoffrey Keating <geoffk@redhat.com>
3054 * gengtype.c (write_gc_root): Don't unnecessarily prevent
3055 global variable-length arrays being roots.
3057 * config.gcc (powerpc-*-darwin*): Set config_gtfiles.
3058 * configure.in (config_gtfiles): New variable.
3059 (all_gtfiles): Initialise from config_gtfiles.
3060 * configure: Regenerate.
3062 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
3065 * beos-elf.h, cygwin.h, djgpp.h, gas.h, gnu.h, i386-interix.h,
3066 i386-interix3.h, i386elf.h, linux-aout.h, linux.h, linux64.h,
3067 mingw32.h, netbsd-elf.h, netbsd.h, netbsd64.h, rtemself.h,
3068 sco5.h, sol2.h, sysv3.h, sysv4.h, sysv5.h, uwin.h, vxi386.h,
3069 win32.h (CPP_SPEC): Remove cpp_cpu.
3070 * i386.h (TARGET_CPU_CPP_BUILTINS): Use.
3071 (CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Die!
3073 2002-06-04 Janis Johnson <janis187@us.ibm.com>
3075 * config/ia64/ia64.c (gen_thread_pointer): Fix variable name.
3077 2002-06-04 Jeff Law <law@redhat.com.
3078 David Edelsohn <edelsohn@gnu.org>
3079 Michael Matz <matz@kde.org>
3081 * sched-int.h (struct deps): New field libcall_block_tail_insn.
3082 * sched_deps.c (init_deps): Initialize libcall_block_tail_insn.
3083 * sched_deps.c (sched_analyze_insn): If libcall_block_tail_insn
3084 is set, then mark the current insn as being part of a libcall
3086 (sched_analyze): Set and clear libcall_block_tail_insn appropriately.
3088 * haifa-sched.c (schedule_block): Do not count USE or CLOBBER
3089 insns against the issue rate.
3091 Tue Jun 4 19:29:42 CEST 2002 Jan Hubicka <jh@suse.cz>
3093 * cfglayout.c (duplicate_insn_chain): Kill NOTE_INSN_RANGE notes.
3094 * final.c (final_scan_insn): Likewise.
3095 * ggc-common.c (ggc_mark_rtx_children_1): Likewise; use
3096 NOTE_EXPECTED_VALUE instead of NOTE_RANGE.
3097 * haifa-sched.c (unlink_other_notes): Likeewise.
3098 (reemit_notes): Likewise.
3099 * print-rtl.c (print_rtx): Likewise.
3100 * sched-deps (sched-analyze): Likewise.
3101 * rtl.c (note_insn_name): Likewise.
3102 * rtl.h (NOTE_RANGE_INFO, NOTE_LIVE_INFO): Kill.
3103 (enum insn_note): Kill NOTE_INSN_RANGE_*, NOTE_INSN_LIVE.
3106 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
3108 * varasm.c (mark_constants): Handle RTX format 'B'.
3110 2002-06-04 Neil Booth <neil@daikokuya.demon.co.uk>
3112 * cpphash.h (FIRST, LAST, CUR, RLIMIT): New.
3113 (struct cpp_context): Add traditional fields.
3114 * cppmacro.c (paste_all_tokens, push_ptoken_context,
3115 push_token_context, cpp_get_token, _cpp_backup_tokens): Update.
3116 * cpptrad.c (skip_comment, lex_identifier,
3117 _cpp_read_logical_line_trad, scan_out_logical_line): Update.
3119 2002-06-04 Kazu Hirata <kazu@cs.umass.edu>
3121 * gbl-ctors.h: Fix formatting.
3123 * gccspec.c: Likewise.
3125 * gcov-io.h: Likewise.
3127 * ggc-common.c: Likewise.
3129 * ggc-page.c: Likewise.
3130 * ggc-simple.c: Likewise.
3131 * global.c: Likewise.
3132 * graph.h: Likewise.
3133 * gthr-dce.h: Likewise.
3135 * gthr-posix.h: Likewise.
3136 * gthr-rtems.h: Likewise.
3137 * gthr-solaris.h: Likewise.
3138 * gthr-win32.h: Likewise.
3140 2002-06-03 Geoffrey Keating <geoffk@redhat.com>
3142 Merge from pch-branch:
3144 * gengtype.h (UNION_OR_STRUCT_P): New macro.
3145 * gengtype.c (write_gc_structure_fields): Use it.
3146 (write_gc_root): Use it here too.
3148 * gengtype.c (write_gc_structure_fields): Assume that lengths
3149 of typenames fit into an 'int'; don't pass a size_t to "%d" in
3151 (write_gc_marker_routine_for_structure): Likewise.
3152 (write_gc_types): Likewise.
3153 (write_gc_root): Likewise.
3155 * varray.h (VARRAY_CLEAR): New.
3156 (varray_clear): Prototype.
3157 * varray.c (varray_clear): New.
3158 * cselib.c (reg_values_old): New.
3159 (used_regs_old): New.
3160 (cselib_init): Use cached varrays if available to avoid
3161 generating large amounts of garbage.
3162 (cselib_finish): Don't throw away old varrays.
3164 * final.c (insn_addresses_): Move out of ifdef.
3166 * varray.c (uses_ggc): Make more varray kinds GCable.
3167 * varray.h (union varray_data_tag): Let gengtype see
3168 fields 'generic' and 'te'.
3169 * reg-stack.c: Include gt-reg-stack.h, ggc.h.
3170 (stack_regs_mentioned_data): Move out of ifdef; mark with gengtype.
3171 (reg_to_stack): Don't call VARRAY_FREE.
3172 * insn-addr.h (INSN_ADDRESSES_FREE): Don't use VARRAY_FREE.
3173 (insn_addresses_): Use gengtype to mark.
3174 * gengtype.c (write_gc_structure_fields): Handle arrays of generic
3175 pointers; handle generic pointers in unused union fields.
3176 (get_output_file_with_visibility): Include cselib.h,
3177 insn-addr.h in gtype-desc.c.
3178 * function.c (prologue): Use gengtype to mark.
3179 (epilogue): Likewise.
3180 (sibcall_epilogue): Likewise.
3181 * dependence.c: Include gt-dependence.h, ggc.h.
3182 (struct def_use): Use gengtype to mark.
3183 (struct loop): Likewise.
3184 (struct induction): Likewise.
3185 (struct dependence): Likewise.
3186 (def_use_chain): Likewise.
3187 (dep_chain): Likewise.
3188 (loop_chain): Likewise.
3189 (induction_chain): Likewise.
3190 (init_dependence_analysis): Don't free anything, just clear pointers.
3191 (build_def_use): Use GGC to allocate def_use.
3192 (add_loop): Use GGC to allocate loop.
3193 (find_induction_variable): Use GGC to allocate induction.
3194 (check_node_dependence): Use GGC to allocate induction, dependence.
3195 (dump_node_dependence): Don't free varrays.
3196 (end_dependence_analysis): Likewise.
3197 * cselib.h (struct cselib_val_struct): Use gengtype to mark.
3198 (struct elt_loc_list): Likewise.
3199 (struct elt_list): Likewise.
3200 * cselib.c: Don't include obstack.h.
3201 (hash_table): Use gengtype to mark.
3202 (reg_values): Use gengtype to mark.
3203 (used_regs): Use gengtype to mark.
3204 (cselib_obstack): Delete.
3205 (cselib_startobj): Delete.
3206 (empty_vals): Mark as deletable.
3207 (empty_elt_lists): Mark as deletable.
3208 (empty_elt_loc_lists): Mark as deletable.
3209 (new_elt_list): Use GGC to allocate struct elt_list.
3210 (new_elt_loc_list): Use GGC to allocate struct elt_loc_list.
3211 (clear_table): Don't delete obstack; don't unnecessarily clear
3212 deletable variables.
3213 (new_cselib_val): Use GGC to allocate struct cselib_val.
3214 (cselib_init): Don't set up obstacks. Use GGC to allocate
3216 (cselib_finish): Just clear variables, don't free anything.
3217 * Makefile.in (cselib.o): Remove dependency on $(OBSTACK_H).
3218 (reg-stack.o): Add dependency on gt-reg-stack.h, $(GGC_H).
3219 (dependence.o): Add dependency on gt-dependence.h, $(GGC_H).
3220 (GTFILES): Add insn-addr.h, cselib.h, dependence.c, reg-stack.c.
3221 (gt-reg-stack.h): New rule.
3222 (gt-dependence.h): New rule.
3223 (gtype-desc.o): Add cselib.h, insn-addr.h.
3225 * varray.c: Use only necessary headers.
3226 (element_size): New.
3228 (varray_init): Take type, not size. Use GGC if appropriate.
3229 (varray_grow): Update for change to struct varray_head_tag.
3230 Use GGC if appropriate.
3231 * varray.h (struct const_equiv_data): Use gengtype.
3232 (enum varray_data_enum): New.
3233 (union varray_data_tag): Use gengtype.
3234 (struct varray_head_tag): Use gengtype. Replace size field with
3235 enum varray_data_enum.
3236 (varray_init): Update prototype.
3237 (VARRAY_SCHED_INIT): Delete.
3238 (VARRAY_*_INIT): Update for change to varray_init.
3239 (VARRAY_SCHED): Delete.
3240 (VARRAY_PUSH_SCHED): Delete.
3241 (VARRAY_TOP_SCHED): Delete.
3242 * tree.h: Update for change to length specifier.
3243 * tree-inline.c (optimize_inline_calls): Don't use VARRAY_FREE.
3244 (clone_body): Likewise.
3245 * ssa.h (ssa_definition): Use gengtype to mark.
3246 * ssa.c (convert_from_ssa): Don't use VARRAY_FREE.
3247 * ssa-dce.c (ssa_eliminate_dead_code): Don't use VARRAY_FREE.
3248 * rtl.h (struct rtvec_def): Update for change to length specifier.
3249 * integrate.c (expand_inline_function): Don't use VARRAY_FREE.
3250 (struct initial_value_struct): Update for change to length specifier.
3251 * ggc.h (ggc_add_rtx_varray_root): Delete prototype.
3252 (ggc_add_tree_varray_root): Delete prototype.
3253 (ggc_mark_rtx_varray): Delete prototype.
3254 (ggc_mark_tree_varray): Delete prototype.
3255 * ggc-common.c (ggc_add_rtx_varray_root): Delete.
3256 (ggc_add_tree_varray_root): Delete.
3257 (ggc_mark_rtx_varray): Delete.
3258 (ggc_mark_tree_varray): Delete.
3259 (ggc_mark_rtx_varray_ptr): Delete.
3260 (ggc_mark_tree_varray_ptr): Delete.
3261 * gengtype.h (enum typekind): Remove TYPE_VARRAY.
3262 (create_varray): Delete prototype.
3263 * gengtype.c (varrays): Delete.
3264 (create_varray): Delete.
3265 (adjust_field_type): Detect array of string pointers.
3266 (process_gc_options): Remove code to handle varray_type option.
3267 (set_gc_used_type): Remove TYPE_VARRAY case.
3268 (output_escaped_param): New.
3269 (write_gc_structure_fields): Use output_escaped_param on all
3270 parameters. Handle 'skip' with 'use_param' option. Handle
3271 arrays of strings. Remove TYPE_VARRAY handling.
3272 (write_gc_roots): Use boolean to detect 'length' option.
3273 * gengtype-yacc.y (VARRAY_TYPE): Delete token.
3274 (struct_fields): Call adjust_field_type on array fields.
3275 (type): Remove VARRAY_TYPE case.
3276 (type_option): Likewise.
3277 * gengtype-lex.l: Don't consider varray_type a keyword.
3278 * function.h: Update for change to length specifier.
3279 (free_eh_status): Delete prototype.
3280 * function.c (free_after_compilation): Don't call free_eh_status.
3281 (reorder_blocks): Don't use VARRAY_FREE.
3282 * except.c (struct eh_status): Update for change to length specifier.
3283 remove varray_type specifier.
3284 (free_eh_status): Delete.
3285 * dwarf2out.c: Include gt-dwarf2out.h.
3286 (used_rtx_varray): Use gengtype to mark, move
3288 (incomplete_types): Likewise.
3289 (decl_scope_table): Likewise.
3290 (dwarf2out_init): Don't call ggc_add_tree_varray_root.
3291 * cfglayout.c (scope_to_insns_finalize): Don't use VARRAY_FREE.
3292 * c-tree.h (struct lang_type): Update for change to length specifier.
3293 * c-parse.in (yylexstring): Don't use VARRAY_FREE.
3294 * c-objc-common.c: Include gt-c-objc-common.h.
3295 (deferred_fns): Mark for gengtype.
3296 (c_objc_common_init): Don't call ggc_add_tree_varray_root.
3297 (expand_deferred_fns): Just set deferred_fns to 0 to free it.
3298 * Makefile.in (c-objc-common.o): Add gt-c-objc-common.h.
3299 (gtype-desc.o): Update dependencies.
3300 (dwarf2out.o): Add gt-dwarf2out.h.
3301 (varray.o): Update dependencies.
3302 (GTFILES): Add varray.h, ssa.h, dwarf2out.c, c-objc-common.c.
3303 (gt-c-objc-common.h): New rule.
3304 (gt-dwarf2out.h): New rule.
3305 * objc/objc-act.c (build_objc_string_object): Don't use VARRAY_FREE.
3307 * doc/gty.texi (GTY Options): Correct spelling.
3308 (GGC Roots): Likewise.
3309 * Makefile.in (TEXI_CPP_FILES): New.
3310 (TEXI_GCC_FILES): New.
3311 (TEXI_GCCINT_FILES): New.
3312 (TEXI_CPPINT_FILES): New.
3313 ($(docdir)/cpp.info): Use new macros.
3314 ($(docdir)/gcc.info): Likewise.
3315 ($(docdir)/gccint.info): Likewise.
3316 ($(docdir)/cppinternals.info): Likewise.
3317 (cpp.dvi): Likewise.
3318 (gcc.dvi): Likewise.
3319 (gccint.dvi): Likewise.
3320 (cppinternals.dvi): Likewise.
3322 * Makefile.in ($(docdir)/gccint.info): Depend on gty.texi.
3323 * doc/gccint.texi (Top): Include gty.texi.
3324 * doc/gty.texi: New file.
3326 * bitmap.c: Include ggc.h, gt-bitmap.h.
3327 (bitmap_ggc_free): New.
3328 (bitmap_elem_to_freelist): New.
3329 (bitmap_element_free): Use bitmap_elem_to_freelist.
3330 (bitmap_element_allocate): Allow use of GGC.
3331 (bitmap_clear): Use bitmap_elem_to_freelist.
3332 (bitmap_copy): Update for change to bitmap_element_allocate.
3333 (bitmap_set_bit): Likewise.
3334 (bitmap_operation): Update for changes elsewhere.
3335 (bitmap_initialize): Allow to create bitmaps that will use GGC.
3336 * bitmap.h (struct bitmap_element_def): Use gengtype.
3337 (struct bitmap_head_def): Likewise. Also add 'using_obstack' field.
3338 (bitmap_initialize): Add extra parameter.
3339 (BITMAP_OBSTACK_ALLOC): Update for change to bitmap_initialize.
3340 (BITMAP_ALLOCA): Delete.
3341 (BITMAP_XMALLOC): Update for change to bitmap_initialize.
3342 (BITMAP_GGC_ALLOC): New.
3343 * Makefile.in (gtype-desc.o): Add bitmap.h.
3344 (bitmap.o): Add gt-bitmap.h, $(GGC_H).
3345 (GTFILES): Add bitmap.c.
3346 (gt-bitmap.h): New rule.
3347 ($(HOST_PREFIX_1)bitmap.o): Add gt-bitmap.h.
3348 * basic-block.h: Update for changes to bitmap_initialize.
3349 * except.c (exception_handler_label_map): Move into...
3350 (struct eh_status): Here.
3351 (struct eh_region): Make 'aka' GCable.
3352 (free_eh_status): Don't need to specially handle
3353 exception_handler_label_map.
3354 (add_ehl_entry): Update for changes to exception_handler_label_map.
3355 (find_exception_handler_labels): Likewise.
3356 (remove_exception_handler_label): Likewise.
3357 (maybe_remove_eh_handler): Likewise.
3358 (for_each_eh_label): Likewise.
3359 (remove_eh_handler): Allocate 'aka' using GGC.
3360 * gengtype.c (get_output_file_with_visibility): Add bitmap.h
3361 to list of includes.
3363 * gengtype.c (write_gc_marker_routine_for_structure): Name
3364 the routines 'gt_ggc_mx_*' instead of 'gt_ggc_m_*'.
3365 (write_gc_types): Arrange for the tests with NULL to be inlined.
3366 (write_gc_roots): Update uses of procedure pointers.
3367 * ggc-common.c (gt_ggc_mx_rtx_def): Rename from gt_ggc_m_rtx_def.
3369 * Makefile.in (explow.o): Add dependency on gt-explow.h.
3370 (sdbout.o): Add dependency on gt-sdbout.h.
3372 * emit-rtl.c (const_int_htab): Use gengtype to clear unused entries.
3373 (mem_attrs_htab): Likewise.
3374 (init_emit_once): Don't call ggc_add_deletable_htab.
3375 * fold-const.c (size_htab): Use gengtype to clear unused entries.
3376 (size_int_type_wide): Don't call ggc_add_deletable_htab.
3377 * gengtype.c (finish_root_table): Add LASTNAME and TNAME
3378 parameters, use them, change callers.
3379 (write_gc_root): Add IF_MARKED parameter, use it, change callers.
3380 (write_gc_roots): Handle 'if_marked' option.
3381 (main): Don't need to call set_gc_used_type any more.
3382 * ggc.h (ggc_htab_marked_p): Delete.
3383 (ggc_htab_mark): Delete.
3384 (struct ggc_cache_tab): New.
3385 (gt_ggc_cache_rtab): New declaration.
3386 * ggc-common.c (struct d_htab_root): Delete.
3387 (d_htab_roots): Delete.
3388 (ggc_add_deletable_htab): Delete.
3389 (ggc_htab_delete): Handle new htab-deleting mechanism.
3390 (ggc_mark_roots): Use new htab-deleting mechanism.
3391 * tree.c (type_hash_table): Use gengtype to clear unused entries.
3393 (init_obstacks): Don't call ggc_add_deletable_htab.
3395 * objc/objc-act.h (struct hashed_attribute): Use gengtype.
3396 (struct hashed_entry): Likewise.
3397 (nst_method_hash_list): Likewise.
3398 (cls_method_hash_list): Likewise.
3399 (HASH_ALLOC_LIST_SIZE): Delete.
3400 (ATTR_ALLOC_LIST_SIZE): Delete.
3401 * objc/objc-act.c (hash_init): Use ggc to allocate
3402 nst_method_hash_list, cls_method_hash_list.
3403 (hash_enter): Use ggc to allocate; allocate one entry at a time.
3404 (hash_add_attr): Likewise.
3405 (ggc_mark_hash_table): Delete.
3406 (objc_act_parse_init): Delete.
3407 (objc_init): Delete reference to objc_act_parse_init.
3408 * tlink.c: Replace hash.h with hashtab.h. Explicitly include
3409 obstack.h. Replace references to 'struct hash_table' with htab_t.
3410 (struct symbol_hash_entry): Replace hash header with key field.
3411 (struct file_hash_entry): Replace hash header with key field.
3412 (struct demangled_hash_entry): Replace hash header with key field.
3413 (hash_string_eq): New.
3414 (hash_string_hash): New.
3415 (symbol_hash_newfunc): Delete.
3416 (symbol_hash_lookup): Modify to use htab_t.
3417 (file_hash_newfunc): Delete.
3418 (file_hash_lookup): Modify to use htab_t.
3419 (demangled_hash_newfunc): Delete.
3420 (demangled_hash_lookup): Modify to use htab_t.
3421 (tlink_init): Modify to use htab_t.
3424 * ggc.h: Delete forward structure declarations.
3425 Delete prototypes for deleted functions.
3426 * ggc-common.c: Don't include hash.h.
3427 (ggc_add_tree_hash_table_root): Delete.
3428 (ggc_mark_tree_hash_table_entry): Delete.
3429 (ggc_mark_tree_hash_table): Delete.
3430 (ggc_mark_tree_hash_table_ptr): Delete.
3431 * gengtype.c (write_gc_structure_fields): Allow param_is option.
3432 (write_gc_marker_routine_for_structure): Use visibility of
3433 the parameter if there is one.
3434 * function.c: Replace hash.h with hashtab.h. Replace references
3435 to 'struct hash_table *' with htab_t.
3436 (struct insns_for_mem_entry): Include a plain key.
3437 (fixup_var_refs_insns_with_hash): Update to use htab_t.
3438 (insns_for_mem_newfunc): Delete.
3439 (insns_for_mem_hash): Update to use htab_t.
3440 (insns_for_mem_comp): Likewise.
3441 (insns_for_mem_walk): Likewise.
3442 * c-lang.c: Include ggc.h.
3443 * Makefile.in (OBJS): Remove hash.o.
3444 (c-lang.o): Add GGC_H.
3445 (COLLECT2_OBJS): Remove hash.o.
3446 (tlink.o): Remove hash.h, add HASHTAB_H and OBSTACK_H.
3447 (ggc-common.o): Remove hash.h.
3448 (function.o): Remove hash.h, add HASHTAB_H.
3449 (genautomata.o): Remove hash.h, add HASHTAB_H.
3451 * varasm.c (mark_const_str_htab_1): Delete.
3452 (mark_const_str_htab): Delete.
3453 (const_str_htab_del): Delete.
3454 (const_str_htab): Use gengtype to mark.
3455 (init_varasm_once): Use gengtype to mark hashtables. Use GC to
3457 * tree.c (mark_tree_hashtable_entry): Delete.
3458 (mark_tree_hashtable): Delete.
3459 * tree.h (mark_tree_hashtable): Delete prototype.
3460 * ggc.h (ggc_test_and_set_mark): Treat (void *)1 like NULL.
3461 (ggc_mark): Likewise.
3463 (htab_create_ggc): New.
3464 * ggc-common.c (ggc_calloc): New.
3465 * gengtype.h (enum typekind): Add TYPE_PARAM_STRUCT.
3466 (struct type): Add param_struct structure.
3467 * gengtype.c (param_structs): New.
3468 (adjust_field_type): Handle param_is option.
3469 (set_gc_used_type): Handle TYPE_PARAM_STRUCT.
3470 (get_output_file_with_visibility): Include hashtab.h in gtype-desc.c.
3471 (write_gc_structure_fields): Add new PARAM parameter. Update
3472 callers. Handle use_param option. Handle TYPE_PARAM_STRUCT.
3473 (write_gc_marker_routine_for_structure): Add new PARAM parameter.
3474 Use it to generate function name. Update callers.
3475 (write_gc_types): Add new PARAM_STRUCTS parameter. Update callers.
3477 (write_gc_roots): Handle TYPE_PARAM_STRUCT. Allow param_is
3479 (main): Define PTR as pointer-to-scalar. Don't specially
3480 mark deferred_string or ehl_map_entry.
3481 * gengtype-yacc.y (PARAM_IS): Add new token.
3482 (externstatic): Use adjust_field_type.
3483 (type_option): Add PARAM_IS.
3484 * gengtype-lex.l: Add rule for typedef of function pointers.
3485 Add rule for PARAM_IS.
3486 (IWORD): Add size_t.
3487 * except.c (exception_handler_label_map): Use gengtype to mark.
3488 (type_to_runtime_map): Likewise.
3489 (mark_ehl_map_entry): Delete.
3490 (mark_ehl_map): Delete.
3491 (init_eh): Use gengtype for roots; use GC to allocate hash tables.
3492 (t2r_mark_1): Delete.
3494 * Makefile.in (gtype-desc.o): Correct dependencies.
3495 (GTFILES): Add hashtab.h.
3496 (genautomata.o): Actually uses hashtab.h.
3498 * Makefile.in (stringpool.o): Add $(GGC_H).
3499 (dwarf2asm.o): Likewise.
3500 (GTFILES): Add hashtable.h.
3501 * c-common.h (struct c_common_identifier): Use gengtype.
3502 * c-decl.h (c_mark_tree): Delete.
3503 * c-lang.c (LANG_HOOKS_MARK_TREE): Delete.
3504 * c-tree.h (struct lang_identifier): Use gengtype.
3505 (union lang_tree_node): New.
3506 (c_mark_tree): Delete prototype.
3507 * dwarf2out.c [!DWARF2_DEBUGGING_INFO]: Define dummy
3509 * gengtype-lex.l (IWORD): Allow 'bool'.
3511 * gengtype-yacc.y (ALIAS): New token.
3512 (type_option): New rule.
3513 (option): Use type_option.
3514 * gengtype.c (process_gc_options): New.
3515 (set_gc_used_type): Use it.
3516 (write_gc_structure_fields): Add 'bitmap' parameter, change callers.
3517 Add new variable 't' to hold the type of the field being processed.
3518 Add more error checking. Use UNION_P when looking at 'desc' option.
3519 Handle language-specific structures containing other
3520 language-specific structures.
3521 (write_gc_types): Handle 'ptr_alias' option.
3522 (main): Don't need to specially output lang_type, lang_decl, lang_id2.
3523 * ggc-common.c (ggc_pending_trees): Delete.
3524 (ggc_mark_roots): Don't manipulate ggc_pending_trees.
3525 (ggc_mark_trees): Delete.
3526 (gt_ggc_m_tree_node): Delete.
3527 * ggc.h (ggc_pending_trees): Delete.
3528 (ggc_mark_tree): Make alias of gt_ggc_m_tree_node.
3529 * hashtable.h (ht_identifier): Use gengtype.
3530 * langhooks-def.h (LANG_HOOKS_MARK_TREE): Delete.
3531 * langhooks.h (struct lang_hooks): Delete mark_tree.
3532 * sdbout.c [! SDB_DEBUGGING_INFO]: Define dummy sdb_debug_hooks
3534 * system.h: Poison LANG_HOOKS_MARK_TREE.
3535 * tree.c (tree_node_structure): New.
3536 * tree.h (struct tree_common): Use gengtype.
3537 (struct tree_int_cst): Likewise.
3538 (struct tree_real_cst): Likewise.
3539 (struct tree_string): Likewise.
3540 (struct tree_complex): Likewise.
3541 (struct tree_vector): Likewise.
3542 (struct tree_identifier): Likewise.
3543 (struct tree_list): Likewise.
3544 (struct tree_vec): Likewise.
3545 (struct tree_exp): Likewise.
3546 (struct tree_block): Likewise.
3547 (struct tree_type): Likewise.
3548 (struct tree_decl): Likewise.
3549 (enum tree_structure_enum): New.
3550 (union tree_node): Use gengtype, with an alias.
3551 (tree_node_structure): Prototype.
3552 * objc/objc-lang.c (LANG_HOOKS_MARK_TREE): Delete.
3554 Merge to tag pch-merge-20020430. The LANG_HOOKS_FUNCTION_MARK
3555 macro was deleted. The LANG_HOOKS_FUNCTION_FREE macro was renamed
3556 to LANG_HOOKS_FUNCTION_FINAL.
3557 * Makefile.in (GTFILES): Add bitmap.h.
3558 * except.c (struct eh_region): Mark field 'aka' to be skipped.
3560 * config/alpha/alpha.c [TARGET_ABI_UNICOSMK]
3561 (alpha_init_machine_status): Give proper type.
3562 * Makefile.in (c-lang.o): Depend on gtype-c.h.
3563 (optabs.o): Depend on gt-optabs.h.
3564 (GTFILES): Add optabs.o.
3565 (gt-optabs.h): Add rule.
3566 * optabs.c: Include gt-optabs.h.
3568 * gengtype.c (set_gc_used_type): Correct some errors in last change.
3569 (write_gc_structure_fields): If a field which should be NULL is
3571 * c-pragma.c: Move struct align_stack and variable alignment_stack
3574 * config/xtensa/t-xtensa: Add dependencies for gt-xtensa.h.
3575 * config/xtensa/xtensa.c: Include gt-cris.h.
3576 (struct machine_function): Use gengtype to mark.
3577 * config/mmix/mmix.h (struct machine_function): Use gengtype
3579 * config/cris/t-cris: Add dependencies for gt-cris.h.
3580 * config/cris/cris.c: Include gt-cris.h.
3581 (struct machine_function): Use gengtype to mark.
3582 * config/rs6000/rs6000.h (struct machine_function): Use gengtype
3584 * doc/tm.texi (Per-Function Data): Delete references to
3585 mark_machine_status.
3586 * config/ia64/ia64.c (ia64_override_options): Don't set
3587 mark_machine_status.
3588 * config/i386/i386.c (override_options): Likewise.
3589 * config/d30v/d30v.c (d30v_init_expanders): Likewise.
3590 * config/arm/arm.c (arm_init_expanders): Likewise.
3591 * config/alpha/alpha.c (override_options): Likewise.
3592 * gengtype.h (enum gc_used_enum): Add GC_MAYBE_POINTED_TO.
3593 * gengtype.c (set_gc_used_type): Handle 'maybe_null' option.
3594 (write_gc_structure_fields): Don't handle 'really' option.
3595 Handle 'maybe_null' option.
3596 (write_gc_types): Handle 'maybe_null' option.
3597 * function.h (struct function): Don't use "really".
3598 (mark_machine_status): Delete declaration.
3599 (mark_lang_status): Delete declaration.
3600 (gt_ggc_mr_machine_function): Delete prototype.
3601 (gt_ggc_mr_language_function): Delete prototype.
3602 * function.c (mark_machine_status): Delete.
3603 (mark_lang_status): Delete.
3604 (gt_ggc_mr_machine_function): Delete.
3605 (gt_ggc_mr_language_function): Delete.
3606 * c-tree.h (mark_c_function_context): Delete prototype.
3607 * c-objc-common.c (c_objc_common_init): Don't set mark_lang_status.
3608 * c-decl.c (struct language_function): Rename from struct
3609 c_language_function. Update uses. Use gengtype to mark.
3610 (mark_c_function_context): Delete.
3611 * c-common.h (struct c_language_function): Rename from struct
3613 (mark_stmt_tree): Delete prototype.
3614 (c_mark_lang_decl): Delete prototype.
3615 (mark_c_language_function): Delete prototype.
3616 * c-common.c (mark_stmt_tree): Delete.
3617 (c_mark_lang_decl): Delete.
3618 (mark_c_language_function): Delete.
3620 * gengtype.h (enum typekind): Add TYPE_LANG_STRUCT.
3621 (lang_bitmap): New typedef. Use where appropriate.
3622 (struct type): Add gc_used field, lang_struct field.
3623 (UNION_P): New macro.
3624 (new_structure): New prototype.
3625 (find_structure): Remove 'pos' parameter. Change all callers.
3626 * gengtype-lex.l: Update for changes to find_structure.
3627 * gengtype-yacc.y (typedef_struct): Use new_structure.
3628 (yacc_ids): Suppress warning.
3629 (type): Use new_structure.
3630 * gengtype.c (string_type): Update for changes to struct type.
3631 (find_structure): Just find a structure, don't worry about
3633 (new_structure): New.
3634 (note_yacc_type): Use new_structure.
3635 (set_gc_used_type): New.
3637 (write_gc_structure_fields): Allow for pointers to TYPE_LANG_STRUCT.
3638 (write_gc_types): Handle TYPE_LANG_STRUCT.
3639 (write_gc_marker_routine_for_structure): New.
3640 (main): Call set_gc_used. Add some calls to set_gc_used_type
3641 for places where GCC doesn't use gengtype properly yet.
3642 * ggc.h (gt_ggc_m_rtx_def): Don't prototype.
3643 (gt_ggc_m_tree_node): Likewise.
3645 * varasm.c (copy_constant): Call expand_constant if we hit
3646 something we can't recognise.
3648 * ggc-common.c (ggc_mark_rtvec_children): Delete.
3649 (ggc_mark_rtx_children): Use generic name for ggc_mark_rtvec.
3650 (lang_mark_false_label_stack): Delete.
3651 * rtl.h (struct rtvec_def): Use gengtype to mark.
3652 * ggc.h (ggc_mark_rtvec): Delete.
3653 (gt_ggc_m_rtvec_def): Delete.
3654 (ggc_mark_nonnull_tree): Delete.
3655 (ggc_mark_rtvec_children): Delete prototype.
3656 (lang_mark_false_label_stack): Delete declaration.
3658 * gengtype.h (note_yacc_type): Add prototype.
3659 * gengtype.c (note_yacc_type): New function.
3660 * gengtype-lex.l: Add lexer support for yacc files.
3661 * gengtype-yacc.y (start): Extract union from yacc files.
3662 (yacc_union): New rule.
3663 (yacc_typematch): New rule.
3664 (yacc_ids): New rule.
3665 (enum_items): Tweak for efficiency.
3666 (optionseq): Likewise.
3668 * c-common.h (struct language_function): Use gengtype.
3669 (struct c_lang_decl): Likewise.
3670 * c-tree.h (struct lang_decl): Likewise.
3671 (struct lang_type): Likewise.
3672 * c-decl.c (lang_mark_tree): Use generated marker routines to mark
3673 tree language substructures.
3675 * stringpool.c (mark_ident): Replace ggc_mark_nonnull_tree with
3677 * dwarf2asm.c (mark_indirect_pool_entry): Likewise.
3679 * varasm.c (struct rtx_const): Remove 'skip' tags for scalar arrays.
3681 * stmt.c (struct nesting): Add discriminator. Use gengtype to
3682 mark. Remove 'data.block.cleanup_ptr' field.
3683 (struct stmt_status): Use usual technique to mark struct nesting.
3684 (gt_ggc_mr_nesting_cond): Delete.
3685 (gt_ggc_mr_nesting_loop): Delete.
3686 (gt_ggc_mr_nesting_block): Delete.
3687 (gt_ggc_mr_nesting_case_stmt): Delete.
3688 (expand_start_cond): Set discriminator.
3689 (expand_start_loop): Likewise.
3690 (expand_start_null_loop): Likewise.
3691 (expand_start_bindings_and_block): Set discriminator. Don't set
3693 (expand_decl_cleanup): Replace 'cleanup_ptr' with
3694 &thisblock->data.block.cleanups.
3695 (expand_start_case): Set discriminator.
3696 (expand_start_case_dummy): Set discriminator.
3698 * ggc-callbacks.c: Remove.
3700 * gengtype.h (struct type): Add 'u.s.bitmap' field.
3701 (find_structure): Add 'pos' parameter.
3702 * gengtype-lex.l: Update callers to find_structure.
3703 * gengtype-yacc.y: Likewise.
3704 * gengtype.c (find_structure): Allow for structures to be defined
3705 in multiple language backends.
3706 (get_output_file_with_visibility): Include debug.h in gtype-desc.c.
3707 (counter): Rename to gc_counter.
3708 (write_gc_structure_fields): Fail when writing out fields for
3709 an incomplete structure. Ignore arrays of scalars. Handle
3711 (write_gc_types): Reset counter for each procedure written.
3713 * stmt.c (add_case_node): Use GGC to allocate struct case_node.
3714 (free_case_nodes): Delete.
3715 (expand_end_case_type): Delete call to free_case_nodes.
3717 * Makefile.in (cselib.o): Include gt-<filename>.h.
3719 (profile.o): Likewise.
3720 (alias.o): Likewise.
3721 (GTFILES): Add alias.c, cselib.c, gcse.c, profile.c, and
3722 alphabetize backend files.
3723 (gt-alias.h, gt-cselib.h, gt-gcse.h, gt-profile.h): New rules.
3724 * alias.c: Use gengtype for roots.
3725 * c-common.h (struct stmt_tree_s): Use gengtype.
3726 * c-decl.c: Use gengtype for roots.
3727 * cselib.c: Use gengtype for roots.
3728 * expr.c: Use gengtype for roots.
3729 * fold-const.c: Use gengtype for roots.
3730 * gcse.c: Use gengtype for roots.
3731 * gengtype-lex.l: Handle typedefs of function types.
3732 Allow for empty array bounds.
3733 Allow processing to stop on initialisers.
3734 * gengtype-yacc.y (externstatic): Stop processing on initialisers.
3735 (semiequal): New rule.
3736 * gengtype.c (create_file): Tidy output files.
3737 (get_output_file_with_visibility): Fix paren warning. Fix bug
3738 involving multiple input files mapping to one output file.
3739 (write_gc_structure_fields): Skip arrays of scalars.
3740 (write_gc_types): Tidy output files.
3741 (write_gc_root): New function.
3742 (write_gc_roots): Fix bugs, add support for roots that are
3744 * ggc-common.c (ggc_mark_rtx_ptr): Delete.
3745 (ggc_mark_tree_ptr): Delete.
3746 (ggc_add_rtx_root): Delete.
3747 (ggc_add_tree_root): Delete.
3748 (ggc_del_root): Delete.
3749 * integrate.c (get_func_hard_reg_initial_val): Use ggc_alloc to
3750 allocate struct initial_value_struct.
3751 * profile.c: Use gengtype for roots.
3752 * sdbout.c: Use gengtype for roots.
3753 * varasm.c (mark_weak_decls): Delete unused prototype.
3754 (mark_const_hash_entry): Delete unused function.
3755 * config/darwin-protos.h: Use gengtype for roots.
3756 (machopic_add_gc_roots): Delete.
3757 * config/arm/arm.c: Use gengtype for roots.
3758 * config/arm/arm.h: Use gengtype for roots.
3759 * config/c4x/c4x-protos.h: Use gengtype for roots.
3760 * config/c4x/c4x.c (c4x_add_gc_roots): Delete.
3761 * config/d30v/d30v-protos.h: Use gengtype for roots.
3762 * config/d30v/d30v.c (d30v_add_gc_roots): Delete.
3763 * config/dsp16xx/dsp16xx.c (override_options): Use gengtype for roots.
3764 * config/dsp16xx/dsp16xx.h: Use gengtype for roots.
3765 * config/ia64/ia64-protos.h: Use gengtype for roots.
3766 * config/ia64/ia64.c (ia64_add_gc_roots): Delete.
3767 * config/m68hc11/m68hc11-protos.h: Use gengtype for roots.
3768 * config/m68hc11/m68hc11.c (z_reg): Make global.
3769 (z_reg_qi): Make global.
3770 (m68hc11_add_gc_roots): Delete.
3771 * config/mcore/mcore-protos.h: Use gengtype for roots.
3772 * config/mcore/mcore.c (mcore_add_gc_roots): Delete.
3773 * config/mips/mips.c (mips_add_gc_roots): Delete.
3774 * config/mips/mips.h: Use gengtype for roots.
3775 * config/mmix/mmix.c (override_options): Use gengtype for roots.
3776 * config/mmix/mmix.h: Use gengtype for roots.
3777 * config/mn10200/mn10200.c (asm_file_start): Use gengtype for roots.
3778 * config/mn10200/mn10200.h: Use gengtype for roots.
3779 * config/pa/pa.c: Use gengtype for roots, marking.
3780 (struct deferred_plabel): Use GGC, gengtype.
3781 (pa_add_gc_roots): Delete.
3782 (mark_deferred_plabels): Delete.
3783 * config/pj/pj-protos.h: Use gengtype for roots.
3784 * config/pj/pj.h (OVERRIDE_OPTIONS): Don't define.
3785 * config/rs6000/rs6000.c: Use gengtype for roots. Don't call
3786 machopic_add_gc_roots.
3787 * config/rs6000/rs6000.h: Use gengtype for roots.
3788 * config/rs6000/t-darwin (darwin.o): Add dependency on gt-darwin.h.
3789 (gt-darwin.h): Add rule.
3790 * config/sh/sh.c: Use gengtype for roots.
3791 * config/sh/t-sh ($(out_object_file)): Add dependency on gt-sh.h.
3792 (gt-sh.h): Add rule.
3793 * config/sparc/sparc.c: Use gengtype for roots.
3794 (sparc_add_gc_roots): Delete.
3795 (struct ultrasparc_pipeline_state): Use GGC, gengtype.
3796 (mark_ultrasparc_pipeline_state): Delete.
3797 * config/sparc/sparc.h: Use gengtype for roots.
3799 * Makefile.in (c-parse.o): Update dependencies.
3800 (c-common.o): Likewise.
3801 (GTFILES): Add c-common.h, c-tree.h, c-common.c, c-parse.in.
3802 Add dependencies for the files they generate.
3803 * c-common.c: Replace ggc_add_* uses with GTY annotations.
3804 * c-common.h: Likewise.
3805 * c-decl.c: Likewise.
3806 (gt_ggc_mp_binding_level): Delete.
3807 * c-lang.c: Include gtype-c.h.
3808 * c-parse.in: Replace ggc_add_* uses with GTY annotations. Include
3810 * c-pragma.h: Replace ggc_add_* uses with GTY annotations.
3811 (gt_ggc_mp_align_stack): Delete.
3812 * c-tree.h: Replace ggc_add_* uses with GTY annotations.
3813 * function.c: Replace ggc_add_* uses with GTY annotations.
3814 (gt_ggc_mp_function): Delete.
3815 * function.h: Replace ggc_add_* uses with GTY annotations.
3816 * gengtype.c (lang_names): New.
3817 (NUM_BASE_FILES): New.
3818 (open_base_files): Create language base files.
3820 (get_file_basename): New.
3821 (get_base_file_bitmap): New.
3822 (get_output_file_with_visibility): Rename from get_output_file.
3823 Add more mappings for various C/Objc filenames.
3824 (finish_root_table): New.
3825 (write_gc_roots): Handle dependencies and scoping properly.
3826 * gengtype.h: Add prototypes for new functions.
3827 * ggc-common.c (struct deletable_root): Delete.
3828 (deletables): Delete.
3829 (ggc_add_deletable_root): Delete.
3830 (ggc_mark_roots): No need to deal with deleted functionality.
3831 * ggc.h (ggc_add_deletable_root): Delete prototype.
3832 * objc/Make-lang.in (objc-act.o): Add gtype-objc.h dependency.
3833 (gtype-objc.h): Add rule to create.
3834 * objc/config-lang.in (gtfiles): New.
3835 * objc/objc-act.c: Allocate imp_list using GGC. Replace uses of
3836 ggc_add_* with GTY markers. Include gtype-objc.h.
3837 (ggc_mark_imp_list): Delete.
3838 * objc/objc-act.h: Replace uses of ggc_add_* with GTY markers.
3839 * objc/objc-lang.c: Random Whitespace Change.
3841 * except.h (exception_handler_labels): Delete.
3842 (get_exception_handler_labels): New.
3843 * except.c (exception_handler_labels): Delete.
3844 (struct eh_status): Add exception_handler_labels field.
3845 (doing_eh): Don't add exception_handler_labels as root.
3846 (free_eh_status): Don't need to free exception_handler_labels.
3847 (get_exception_handler_labels): New.
3848 (find_exception_handler_labels): Update for move of
3849 exception_handler_labels.
3850 (remove_exception_handler_label): Likewise.
3851 * cfgrtl.c (can_delete_label_p): Use get_exception_handler_labels.
3852 * jump.c (rebuild_jump_labels): Likewise.
3853 * loop.c (find_and_verify_loops): Likewise.
3854 * sched-rgn.c (is_cfg_nonregular): Likewise.
3856 * gengtype.c (write_gc_structure_fields): Handle variable-length
3859 * varasm.c (struct weak_syms): Use GGC, gengtype.
3860 (mark_weak_decls): Delete.
3861 (weak_decls): Likewise.
3862 (add_weak): Likewise.
3863 (remove_from_pending_weak_list): Likewise.
3864 (init_varasm_once): Likewise.
3866 * Makefile.in (gtype-desc.o): Add libfuncs.h dependency.
3867 (GTFILES): Add tree.h, libfuncs.h, emit-rtl.c, explow.c,
3868 stor-layout.c, regclass.c, and lists.c.
3869 Add dependencies of gt-emit-rtl.h gt-explow.h gt-stor-layout.h
3870 gt-regclass.h and gt-lists.h on s-gtype.
3871 * emit-rtl.c: Use gengtype for roots. Include gt-emit-rtl.h.
3872 * except.c: Use gengtype for roots.
3873 * explow.c: Use gengtype for roots. Include gt-explow.h.
3874 * expr.h (init_stor_layout_once): Delete prototype.
3875 * function.c: Use gengtype for roots.
3876 * gengtype-lex.l: Add ENT_EXTERNSTATIC lexing.
3877 * gengtype-yacc.y (start): Can also be an externstatic.
3878 (externstatic): New production.
3879 (struct_fields): Correct array bounds inversion for 2-d arrays.
3880 * gengtype.c (variables): New variable.
3881 (note_variable): New function.
3882 (get_output_file): Include libfuncs.h into gtype-desc.c.
3883 (get_output_file_name): New function.
3884 (write_gc_structure_fields): Suppress warnings.
3885 (write_gc_types): Make static.
3886 (put_mangled_filename): New function.
3887 (write_gc_roots): New function.
3888 (main): Call write_gc_roots.
3889 * gengtype.h (note_variable): Prototype.
3890 (get_output_file_name): Prototype.
3891 (write_gc_types): Delete prototype.
3892 * ggc.h: Clean up unnecessary structure predefinitions.
3893 (struct ggc_root_tab): Define.
3894 (gt_ggc_m_rtx_def): Make function, not macro.
3895 (gt_ggc_m_tree_node): Likewise.
3896 * libfuncs.h: Use gengtype for roots.
3897 * lists.c: Use gengtype for roots. Include gt-lists.h.
3898 (init_EXPR_INSN_LIST_cache): Delete.
3899 * optabs.c: Use gengtype for roots.
3900 (gt_ggc_mp_optab): Delete.
3901 * optabs.h: Use gengtype for roots.
3902 * regclass.c: Use gengtype for roots. Include gt-regclass.h.
3903 * rtl.h: Use gengtype for roots.
3904 (init_EXPR_INSN_LIST_cache): Delete prototype.
3905 * stor-layout.c: Use gengtype for roots.
3906 Include gt-stor-layout.h.
3907 (init_stor_layout_once): Delete.
3908 * toplev.c: Use gengtype for roots. Delete calls to deleted
3910 * tree.c: Use gengtype for roots.
3911 * tree.h: Use gengtype for roots.
3912 * varasm.c: Use gengtype for roots.
3914 * Makefile.in (GTFILES): Add @all_gtfiles@.
3915 * configure: Regenerate.
3916 * configure.in: Construct all_gtfiles from the gtfiles definitions
3918 * gengtype-yacc.y (type): Warn about duplicate structure names.
3919 * gengtype.c (get_output_file): Handle .c files in language
3922 * Makefile.in (GTFILES): Run gengtype on all the config files
3923 and on the target .c file.
3924 * except.c (mark_eh_region): Delete.
3925 (init_eh_for_function): Use GGC on struct eh_status.
3926 (mark_eh_status): Delete.
3927 (free_eh_status): Use GGC.
3928 (expand_eh_region_start): Use GGC to
3929 (collect_eh_region_array): Allocate last_region_number using GGC.
3930 (duplicate_eh_region_1): Use GGC to allocate struct eh_region.
3931 (remove_eh_handler): Let GGC free struct eh_region.
3932 (add_call_site): Use GGC to reallocate call_site_record array.
3933 * function.c (init_machine_status): Update calling sequence.
3934 (mark_machine_status): Likewise.
3935 (mark_lang_status): Likewise.
3936 (prepare_function_start): Update init_machine_status call.
3937 (mark_function_status): Delete.
3938 (maybe_mark_struct_function): Delete.
3939 (ggc_mark_struct_function): Delete.
3940 (gt_ggc_mp_function): New.
3941 (gt_ggc_mr_machine_function): New.
3942 (gt_ggc_mr_language_function): New.
3943 (init_function_once): Use canonical names.
3944 * function.h (struct function): Use gengtype.
3945 (init_machine_status): Return the structure.
3946 (mark_machine_status): Take a 'void *'.
3947 (mark_lang_status): Likewise.
3948 * ggc-common.c (ggc_mark_trees): Use canonical name for
3949 ggc_mark_struct_function.
3950 * tree.h (ggc_mark_struct_function): Delete prototype.
3951 * config/alpha/alpha.c (alpha_mark_machine_status): Delete.
3952 (alpha_init_machine_status): Likewise.
3953 (override_options): Use canonical name for alpha_mark_machine_status.
3954 * config/alpha/unicosmk.h (struct machine_function): Use gengtype.
3955 * config/arm/arm.h (struct machine_function): Use gengtype.
3956 * config/arm/arm.c (arm_mark_machine_status): Delete.
3957 (arm_init_machine_status): Update calling sequence.
3958 (arm_init_expanders): Use canonical name for arm_mark_machine_status.
3959 * config/cris/cris.c (cris_init_machine_status): Update
3961 * config/d30v/d30v.h (struct machine_function): Use gengtype.
3962 * config/d30v/d30v.c (d30v_init_machine_status): Update
3964 (d30v_mark_machine_status): Delete.
3965 * config/i386/i386.c: Include gt-i386.h.
3966 (struct machine_function): Use gengtype.
3967 (ix86_init_machine_status): Update calling sequence.
3968 (ix86_mark_machine_status): Delete.
3969 (override_options): Use canonical namke for ix86_mark_machine_status.
3970 * config/ia64/ia64.h (struct machine_function): Use gengtype.
3971 * config/ia64/ia64.c (ia64_init_machine_status): Update calling
3973 (ia64_mark_machine_status): Delete.
3974 (ia64_override_options): Use canonical name for
3975 ia64_mark_machine_status.
3976 * config/mmix/mmix.c (mmix_init_machine_status): Update calling
3978 * config/rs6000/rs6000.c (rs6000_init_machine_status): Likewise.
3979 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
3980 * gengtype.c (get_output_file): Fix warning.
3981 (main): Add prototype to suppress warning.
3982 * tree.c: Remove tree_hash_mark prototype.
3984 * tree.h (init_stmt): Delete prototype.
3985 * toplev.c (lang_independent_init): Don't call init_stmt.
3986 * stmt.c (ALLOC_NESTING): Use GGC for 'struct nesting'.
3987 (stmt_obstack): Delete.
3988 (POPSTACK): No need to free 'struct nesting'.
3989 (gt_ggc_mr_nesting_cond): Use canonical names.
3990 (gt_ggc_mr_nesting_loop): Use canonical names.
3991 (gt_ggc_mr_nesting_block): Use canonical names.
3992 (gt_ggc_mr_nesting_case_stmt): Use canonical names.
3993 (mark_stmt_status): Delete.
3994 (init_stmt): Delete.
3995 (clear_last_expr): Clear both last_expr_type and last_expr_value.
3996 Use it everywhere that last_expr_type was cleared.
3997 * lists.c (init_EXPR_INSN_LIST_cache): Use ggc_add_deletable_root.
3998 (zap_lists): Delete.
3999 * ggc.h (ggc_add_deletable_root): Prototype.
4000 (mark_stmt_status): Remove prototype.
4001 * ggc-common.c (ggc_add_deletable_root): New.
4002 (ggc_mark_roots): Handle deletable roots.
4003 * function.c (ggc_mark_struct_function): Use canonical name
4004 for mark_stmt_status.
4005 * emit-rtl.c (free_sequence_stack): New.
4006 (start_sequence): Use a freelist for sequences.
4007 (end_sequence): Likewise.
4008 (init_emit_once): Add free_sequence_stack as a deleteable root.
4009 * c-pragma.c Include gt-c-pragma.h.
4010 (struct align_stack): Use gengtype.
4011 (push_alignment): Use GGC for struct align_stack.
4012 (mark_align_stack): Delete.
4013 (gt_ggc_mp_align_stack): New.
4014 (init_pragma): Use canonical name for mark_align_stack.
4015 * c-decl.c: Include gt-c-decl.h.
4016 (struct binding_level): Use gengtype.
4017 (make_binding_level): Use GGC; handle the freelist here.
4018 (pop_binding_level): New.
4019 (pushlevel): Move code into make_binding_level.
4020 (push_label_level): Likewise.
4021 (poplevel): Move code into pop_binding_level.
4022 (pop_label_level): Likewise.
4023 (mark_binding_level): Delete.
4024 (gt_ggc_mp_binding_level): New.
4025 (c_init_decl_processing): Use canonical name for mark_binding_level.
4026 Add free_binding_level as deletable root.
4027 (mark_c_function_context): Use canonical name for mark_binding_level.
4028 * Makefile.in (c-decl.o): Add gt-c-decl.h.
4029 (c-pragma.o): Add gt-c-pragma.h.
4030 (GTFILES): Add c-decl.c and c-pragma.c.
4031 (gt-c-decl.h, gt-c-pragma.h): Create using gengtype.
4033 * tree.c (struct type_hash): Use gengtype.
4034 (init_obstacks): Use canonical name for type_hash_mark.
4035 (type_hash_mark): Delete.
4037 * rtl.h (struct mem_attrs): Use gengtype.
4038 * optabs.h (struct optab): Use gengtype.
4039 * optabs.c (expand_binop): Squish signed/unsigned warning.
4040 (mark_optab): Make local, use canonical name, use autogenerated
4042 (init_optabs): Use canonical name for mark_optab.
4043 (new_optab): Use GGC to allocate optabs.
4044 * ggc.h: Delete mark_optab prototype.
4045 * ggc-common.c (ggc_mark_rtx_children): Use canonical name for
4046 mem_attrs marker procedure.
4047 * gengtype.c (get_output_file): Include headers in gtype-desc.c
4048 explicitly rather than deducing them from file names.
4049 (write_gc_structure_fields): Handle arrays of structures.
4050 (main): Return non-zero exit code if errors occur during output.
4051 * emit-rtl.c (mem_attrs_mark): Delete.
4052 (init_emit_once): Use canonical name for mem_attrs marker procedure.
4053 * Makefile.in (gtype-desc.o): Explicitly name dependencies.
4054 (tree.o): Depend on gt-tree.h.
4055 (GTFILES): Add rtl.h, optabs.h, tree.c.
4056 (gt-tree.h): Add it to s-gtype rule.
4058 * .cvsignore: Ignore gengtype flex/bison generated files.
4059 * Makefile.in (GGC_H): Add gtype-desc.h.
4060 (OBJS): Add gtype-desc.o.
4061 (GEN): Add gengtype.
4062 (STAGESTUFF): Add gengtype.
4063 (varasm.o): Add gt-varasm.h.
4064 (stmt.o): Add gt-stmt.h.
4065 (except.o): Add gt-except.h.
4066 (integrate.o): Add gt-integrate.h.
4068 Add new rules for new files.
4069 * configure: Regenerate.
4070 * configure.in: Correct defaults.h paths.
4071 * emit-rtl.c (mark_sequence_stack): Delete.
4072 (mark_emit_status): Delete.
4073 (start_sequence): Allocate sequence structures using GGC.
4074 (end_sequence): Allocate sequence structures using GGC.
4075 * except.c: Use gengtype for various structures. Include
4077 * expr.c (mark_expr_status): Delete.
4078 * function.c: Use gengtype for various structures. Include
4080 (mark_function_status): Use standard gt_ggc names for marker functions.
4081 (ggc_mark_struct_function): Likewise.
4082 * function.h: Use gengtype for various structures.
4083 * gengtype-lex.l: New file.
4084 * gengtype-yacc.y: New file.
4085 * gengtype.c: New file.
4086 * gengtype.h: New file.
4087 * ggc.h: Include gtype-desc.h. Alias some marker procedures to
4088 the standard names. Remove some now-unnecessary prototypes.
4089 * integrate.c: Use gengtype for various structures. Include
4091 (mark_hard_reg_initial_vals): Delete.
4092 * integrate.h (mark_hard_reg_initial_vals): Delete.
4093 * stmt.c: Use gengtype for various structures. Include
4095 (mark_case_node): Delete.
4096 (mark_goto_fixup): Delete.
4097 (mark_stmt_status): Use standard gt_ggc names for marker functions.
4098 * system.h: Define GTY to empty. In flex/bison files,
4099 don't poison malloc or realloc, instead just define them to
4100 xmalloc and xrealloc.
4101 * varasm.c: Use gengtype for various structures. Include
4102 gt-varasm.h. Use standard gt_ggc names for marker functions.
4103 (mark_pool_constant): Delete.
4104 (mark_varasm_status): Delete.
4105 (decode_rtx_const): #if 0 out non-typesafe hack.
4107 * function.h (free_lang_status): Mark as obsolete.
4108 * function.c (free_lang_status): Mark as obsolete.
4109 * c-decl.c (push_c_function_context): Use GC to allocate and free
4110 struct language_function.
4111 (pop_c_function_context): Likewise.
4112 * c-common.c (mark_c_language_function): Mark struct
4115 * doc/tm.texi (Per-Function Data): Don't document free_machine_status.
4116 Document that the machine_function structures must be allocated
4117 using GC. Update mark_machine_status documentation.
4118 * function.h: Don't declare free_machine_status.
4119 * function.c (free_machine_status): Don't define.
4120 (free_after_compilation): Don't call free_machine_status.
4121 (ggc_mark_struct_function): Mark f->machine. Call
4122 mark_machine_status only on non-NULL pointers.
4123 * system.h: Poison free_machine_status.
4124 * config/xtensa/xtensa.c (xtensa_init_machine_status): Use GC on
4125 struct machine_function.
4126 (xtensa_free_machine_status): Delete.
4127 (override_options): Don't set free_machine_status.
4128 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
4129 free_machine_status.
4130 (rs6000_init_machine_status): Use GC on struct machine_function.
4131 (rs6000_free_machine_status): Delete.
4132 * config/ia64/ia64.c (ia64_init_machine_status): Use GC on struct
4134 (ia64_mark_machine_status): Likewise.
4135 (ia64_free_machine_status): Delete.
4136 (ia64_override_options): Don't set free_machine_status.
4137 * config/i386/i386.c (override_options): Don't set
4138 free_machine_status.
4139 (ix86_init_machine_status): Use GC on struct machine_function.
4140 (ix86_mark_machine_status): Likewise.
4141 (ix86_free_machine_status): Delete.
4142 * config/d30v/d30v.c: (d30v_init_machine_status): Use GC on struct
4144 (d30v_mark_machine_status): Likewise.
4145 (d30v_free_machine_status): Delete.
4146 (d30v_init_expanders): Don't set free_machine_status.
4147 * config/arm/arm.c (arm_mark_machine_status): Use GC on struct
4149 (arm_init_machine_status): Likewise.
4150 (arm_free_machine_status): Delete.
4151 (arm_init_expanders): Don't set free_machine_status.
4152 * config/alpha/alpha.c (override_options): Don't set
4153 free_machine_status.
4154 (alpha_init_machine_status): Use GC on struct machine_function.
4155 (alpha_mark_machine_status): Likewise.
4156 (alpha_free_machine_status): Delete.
4158 * varasm.c (compare_constant): Fix typo.
4160 * varasm.c: Don't include obstack.h.
4161 (struct varasm_status): x_const_rtx_hash_table is a hash of rtxes.
4162 (struct rtx_const): Give substructures names, improve formatting.
4163 (struct constant_descriptor): Delete.
4164 (struct constant_descriptor_tree): New, based on constant_descriptor.
4165 (const_hash_table): Is a hash table of trees.
4166 (mark_const_hash_entry): Is used for hashes of trees. Mark
4167 constant_descriptor_tree structure.
4168 (mark_const_str_htab_1): Mark deferred_string structure.
4169 (compare_constant): Rewrite to compare trees.
4170 (compare_constant_1): Delete.
4171 (record_constant): Delete.
4172 (record_constant_1): Delete.
4173 (output_constant_def): Use struct constant_descriptor_tree.
4174 Don't duplicate trees twice.
4175 (struct constant_descriptor_rtx): New.
4176 (struct pool_constant): Used for rtx constants.
4177 (init_varasm_status): Update for change to struct varasm_status.
4178 (mark_varasm_status): Likewise.
4179 (free_varasm_status): Delete.
4180 (compare_constant_rtx): Rewrite to handle constant_descriptor_rtx.
4181 (record_constant_rtx): Likewise.
4182 (mem_for_const_double): Update to use struct constant_descriptor_rtx.
4183 (force_const_mem): Likewise.
4184 * Makefile.in (varasm.o): Doesn't depend on obstack.h.
4185 * function.c (free_after_compilation): Don't use free_varasm_status.
4186 * function.h: Don't prototype free_varasm_status.
4188 * ggc-common.c (ggc_realloc): Handle X being NULL.
4190 * ggc-common.c (ggc_realloc): New function.
4191 * ggc.h: Prototype it.
4192 * emit-rtl.c (free_emit_status): Delete.
4193 (init_emit): Allocate emit subarrays using GC.
4194 (gen_reg_rtx): Reallocate subarrays using GC.
4195 (init_emit): Use GC to allocate 'struct emit_status' and its
4197 (mark_emit_status): Mark structure and its subarrays.
4198 * stmt.c (free_stmt_status): Delete.
4199 * expr.c (free_expr_status): Delete.
4200 * function.h: Remove prototypes for deleted functions.
4201 * function.c (free_after_compilation): Don't use deleted functions.
4202 Don't call free() on x_parm_reg_stack_loc.
4203 (free_after_parsing): Don't use free_stmt_status.
4204 (assign_parms): Use GC to allocate and resize x_parm_reg_stack_loc.
4205 (mark_function_status): Mark x_parm_reg_stack_loc.
4207 * varasm.c (init_varasm_status): Use GC to allocate
4208 'struct varasm_status' and its fields x_const_rtx_hash_table
4209 and x_const_rtx_sym_hash_table.
4210 (mark_varasm_status): Mark them.
4211 (free_varasm_status): Use GC to free them.
4212 * expr.c (init_expr): Use GC to allocate 'struct expr_status'.
4213 (mark_expr_status): Mark the structure itself.
4214 (free_expr_status): Use GC to free the structure.
4215 * stmt.c (free_stmt_status): Use GC to free 'struct stmt_status'.
4216 (mark_stmt_status): Mark the 'struct stmt_status' itself.
4217 (init_stmt_for_function): Allocate the structure for GC.
4219 * dwarf2out.c (lookup_type_die): Use TYPE_SYMTAB_DIE.
4220 (equate_type_number_to_die): Likewise.
4221 * tree.h (TYPE_SYMTAB_DIE): New macro.
4222 (struct die_struct): Predeclare.
4223 (struct tree_type): Add field symtab.die. Add a tag
4224 to the union type of field symtab.
4226 * varray.h (VARRAY_RTVEC_INIT): A varray of rtvec contains
4227 'struct rtvec_def *', not 'struct rtvec_def'.
4229 * function.h (original_arg_vector): Make a real rtvec.
4230 * function.c (ggc_mark_struct_function): Adjust.
4231 * integrate.c (expand_inline_function): Adjust.
4233 2002-06-04 Jason Thorpe <thorpej@wasabisystems.com>
4235 * config.gcc (sh5-*-netbsd*, sh5l*-*-netbsd*)
4236 (sh64-*-netbsd*, sh64l*-*-netbsd*): New targets.
4237 * config/sh/netbsd-elf.h (TARGET_VERSION_ENDIAN)
4238 (TARGET_VERSION_CPU): Define according to the
4240 (TARGET_VERSION): Use TARGET_VERSION_ENDIAN and
4242 (TARGET_OS_CPP_BUILTINS): Use NETBSD_OS_CPP_BUILTINS_LP64
4243 if TARGET_SHMEDIA64.
4244 (LINK_DEFAULT_CPU_EMUL): Define according to the
4246 (SUBTARGET_LINK_EMUL_SUFFIX): Define.
4247 (SUBTARGET_LINK_SPEC): Define.
4248 (LINK_SPEC): Use SH_LINK_SPEC.
4250 (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
4251 (FUNCTION_PROFILER): Add cases for TARGET_SHMEDIA32
4252 and TARGET_SHMEDIA64 which abort, for now.
4253 * config/sh/t-netbsd-sh5: New file.
4254 * config/sh/t-netbsd-sh5-32: New file.
4255 * config/sh/t-netbsd-sh5-64: New file.
4257 2002-06-03 Falk Hueffner <falk.hueffner@student.uni-tuebingen.de>
4258 Richard Henderson <rth@redhat.com>
4260 * config/alpha/alpha.c (reg_or_const_int_operand): New.
4261 (some_operand, input_operand): Accept CONST_VECTOR.
4262 (alpha_extra_constraint): Add 'W'.
4263 (alpha_expand_zap_mask): New.
4264 (alpha_expand_builtin_vector_binop): New.
4265 (enum alpha_builtin): New.
4266 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): New.
4267 (alpha_init_builtins, alpha_expand_builtin): New.
4268 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): New.
4269 * config/alpha/alpha.h (VECTOR_MODE_SUPPORTED_P): New.
4270 (PREDICATE_CODES): Update.
4271 * config/alpha/alpha-protos.h: Update.
4272 * config/alpha/alpha.md (UNSPEC_CMPBGE, UNSPEC_ZAP,
4273 UNSPEC_AMASK, UNSPEC_IMPLVER, UNSPEC_PERR, UNSPECV_RPCC): New.
4274 (movv8qi, movv8qi_fix, movv8qi_nofix): New.
4275 (movv4hi, movv4hi_fix, movv4hi_nofix): New.
4276 (movv2si, movv2si_fix, movv2si_nofix): New.
4277 (uminv8qi3, sminv8qi3, uminv4hi3, sminv4hi3): New.
4278 (umaxv8qi3, smaxv8qi3, umaxv4hi3, smaxv4hi3): New.
4279 (builtin_cmpbge, builtin_extql, builtin_extqh, builtin_zap,
4280 builtin_zap_1, builtin_zapnot, builtin_zapnot_1, builtin_amask,
4281 builtin_implver, builtin_rpcc, builtin_minub8, builtin_minsb8,
4282 builtin_minuw4, builtin_minsw4, builtin_maxub8, builtin_maxsb8,
4283 builtin_maxuw4, builtin_maxsw4, builtin_perr, builtin_pklb,
4284 pklb, builtin_pkwb, pkwb, builtin_unpkbl, unpkbl,
4285 builtin_unpkbw, unpkbw): New.
4286 * doc/extend.texi (Alpha Built-in Functions): New.
4288 2002-06-03 Richard Henderson <rth@redhat.com>
4290 * crtstuff.c (__EH_FRAME_BEGIN__): Conditionalize on
4291 USE_EH_FRAME_REGISTRY, not EH_FRAME_SECTION_NAME.
4293 2002-06-03 Richard Henderson <rth@redhat.com>
4295 * config/alpha/alpha-protos.h: Eliminate unneeded ifdefs.
4297 * config/alpha/alpha.c (reg_or_0_operand): Use CONST0_RTX.
4298 (const0_operand): New.
4299 (reg_or_fp0_operand, fp0_operand): Remove.
4300 * config/alpha/alpha.h (PREDICATE_CODES): Update.
4301 * config/alpha/alpha-protos.h: Update.
4302 * config/alpha/alpha.md: Replace all uses of reg_or_fp0_operand
4303 and fp0_operand with reg_or_0_operand and const0_operand.
4305 2002-06-03 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
4307 * alias.c (nonoverlapping_memrefs_p): Fix off by one error.
4309 2002-06-03 Roger Sayle <roger@eyesopen.com>
4311 * gcse.c (cprop_jump): Use single_set to get the pattern
4312 from the setcc argument.
4314 2002-06-03 Gabriel Dos Reis <gdr@codesourcery.com>
4316 * diagnostic.h (diagnostic_count): Move from output_buffer to
4318 (diagnostic_kind_count): Adjust definition.
4320 Mon Jun 3 19:11:53 CEST 2002 Jan Hubicka <jh@suse.cz>
4322 * except.c (except.c): Do not rebuild CFG.
4323 * toplev.c (rest_of_compilation): Recompute CFG after sibcall
4326 Mon Jun 3 11:53:01 CEST 2002 Jan Hubicka <jh@suse.cz>
4328 * integrate.c (copy_insn_list): Properly pace the INSN_SCOPE copies.
4329 * toplev.c: Include cfglahout.h
4330 * Makefile.in (toplev.c): Add dependnecy.
4332 2002-06-03 Neil Booth <neil@daikokuya.demon.co.uk>
4334 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): New.
4335 (CPP_CPU32_SPEC, CPP_CPU64_SPEC): Kill.
4336 (CPP_CPUCOMMON_SPEC): Rename CPP_CPU_SPEC.
4338 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
4340 * config/ns32k/netbsd.h: Update copyright years.
4341 (TARGET_OS_CPP_BUILTINS): Define.
4342 (CPP_PREDEFINES): Remove.
4343 * config/ns32k/ns32k.h (CPP_PREDEFINES): Remove.
4344 (TARGET_CPU_CPP_BUILTINS): Define.
4346 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
4348 * emit-rtl.c: Fix formatting.
4349 * errors.h: Likewise.
4350 * except.c: Likewise.
4351 * explow.c: Likewise.
4352 * expmed.c: Likewise.
4356 2002-06-02 Kazu Hirata <kazu@cs.umass.edu>
4358 * config/h8300/elf.h: Fix formatting.
4359 * config/h8300/rtems.h: Likewise.
4361 2002-06-03 Jason Thorpe <thorpej@wasabisystems.com>
4363 * config/rs6000/netbsd.h (DRAFT_V4_STRUCT_RET): Remove.
4365 2002-06-02 Tom Tromey <tromey@redhat.com>
4367 * fixinc/fixincl.x: Rebuilt.
4368 * fixinc/inclhack.def (thread_keyword): Match `*__thread'.
4370 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4373 * i370.h (TARGET_CPU_CPP_BUILTINS): Use.
4374 * linux.h: Use TARGET_OS_CPP_BUILTINS rather than CPP_PREDEFINES.
4378 Mon Jun 3 00:18:20 CEST 2002 Jan Hubicka <jh@suse.cz>
4380 * final.c (final): Allow notes to not have computed addresses;
4381 kill no longer needed STACK_REGS ifdef.
4383 2002-06-02 Richard Henderson <rth@redhat.com>
4385 * gcse.c (bypass_conditional_jumps): Fix typo last change.
4387 Sun Jun 2 23:02:11 CEST 2002 Jan Hubicka <jh@suse.cz>
4389 * loop.c (emit_prefetch_instructions): Properly place the address
4392 Sun Jun 2 22:56:48 CEST 2002 Jan Hubicka <jh@suse.cz>
4394 * basic-block.h (basic_block_for_insn, BLOCK_FOR_INSN): Kill.
4395 (set_block_for_insn): Turn into macro.
4396 * cfgbuild.c (find_basic_block): Do not clear basic_block_for_insn.
4397 * cfglayout.c (insn_scopes): Kill.
4398 (scope_to_insns_initialize): Do not use insn_scopes.
4399 (scope_to_insns_finalize): Likewise.
4400 (duplicate_insn_chain): Likewise.
4401 (cfg_layout_initialize, cfg_layout_finalize): Do not turn scopes to notes.
4402 * cfgrtl.c (basic_block_for_insn): Kill.
4403 (delete_insn_and_edges, delete_insn_chain_and_edges): Simplify.
4404 (create_basic_block_structure): Use reorder_insns.
4405 (compute_bb_for_insn): Do not use basic_block_for_insn.
4406 (merge_blocks_nomove): Likewise.
4407 (update_bb_for_insn): Likewise.
4408 (verify_flow_info): Likewise.
4409 (set_block_for_insn): Kill.
4410 * combine.c (try_combine): Update gen_rtx_INSN call.
4411 * emit-rtl.c (gen_label_rtx): Update gen_rtx_CODE_LABEL call.
4412 (mark_insn_raw, make_jump_insn_raw, make_call_insn_raw): Clear
4414 (add_insn_after, add_insn_before, remove_insn, reorder_insns): Simplify.
4415 (emit_note_before, emit_note_after, emit_line_note_after, emit_note):
4417 (emit_insns_after): Simplify.
4418 (emit_copy_of_insn_after): Copy scope.
4419 * final.c (final_start_function): Lower scopes.
4420 * flow.c (check_function_return_warnings): Do not rely on deleted insn.
4421 * integrate.c (copy_insn_list): Cope scopes.
4422 * jump.c (duplicate_loop_exit_test): LIkewise; simplify.
4423 * loop.c (loop_optimize): Do not care block notes.
4424 * print-rtl.c (print_rtx): Print BB.
4425 * recog.c (apply_change_group): Simplify.
4426 * rtl.c (copy_rtx): Handle 'B'.
4427 * rtl.def (INSN, CALL_INSN, JUMP_INSN, NOTE): Add extra fields.
4428 * rtl.h (Field accessors): Update indexes.
4429 * sched-ebb.c (schedule_ebbs): Do not lower notes.
4430 * sched-rgn.c (schedule_insns): Likewise.
4431 * toplev.c (rest_of_compilation): Lower notes.
4432 * unroll.c (unroll_loop): Do not care scoping notes.
4433 (copy_loop_body): Copy scopes.
4435 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4438 * elf.h: Use TARGET_OS_CPP_BUILTINS rather than
4440 * rtems.h: Similarly.
4441 * h8300.h (CPP_PREDEFINES, CPP_SPEC, SUBTARGET_CPP_SPEC,
4442 EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
4443 (TARGET_CPU_CPP_BUILTINS): Use.
4445 2002-06-02 Richard Henderson <rth@redhat.com>
4447 * alias.c: Include target.h.
4448 (mark_constant_function): Use targetm.binds_local_p instead
4449 of checking TREE_PUBLIC ourselves.
4450 * Makefile.in (alias.o): Add TARGET_H.
4452 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4454 * c-lex.c: Update copyright and file description.
4456 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4458 * config/fr30/fr30.h: Update to new CPP macros.
4460 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4462 * config/dsp16xx/dsp16xx.h: Update to new CPP macros.
4464 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4465 Zack Weinberg <zack@codesourcery.com>
4467 * c-common.c (c_common_init): Override cpplib's default
4468 warn_long_long setting.
4469 * c-lex.c (lex_number): Replace with interpret_integer,
4470 interpret_float, narrowest_unsigned_type and
4471 narrowest_signed_type, taking advantage of the new
4472 cpplib functionality.
4473 * cpperror.c (_cpp_begin_message): If a warning is turned
4474 into an error, avoid printing "warning:".
4475 * cppexp.c (cpp_num_sign_extend): New.
4476 * cppinit.c: Update comment.
4477 * cpplib.h (cpp_num_sign_extend): New.
4478 * tree.h: Update comment.
4480 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
4482 * diagnostic.h (struct diagnostic_context): Add new member
4484 (internal_error_function): Remove declaration.
4485 * diagnostic.c (internal_error_function): Remove definition..
4486 (internal_error): Adjust use.
4488 2002-06-02 Richard Henderson <rth@redhat.com>
4490 * rtl.h (CC0_P): New.
4491 * gcse.c (cprop_jump): Use it with single_set. Tweak dump text.
4492 (cprop_insn): Allow any mode register; use CC0_P. CSE out single_set.
4493 (bypass_block): Save old dest block for dump text.
4494 (bypass_conditional_jumps): Allow any mode register; use CC0_P.
4495 Allow only true SET insns, not single_set.
4497 2002-06-02 Gabriel Dos Reis <gdr@codesourcery.com>
4499 * diagnostic.c (diagnostic_finish): Rename to output_flush.
4500 (clear_disgnostic_info): Rename to output_clear_data. Use false
4501 instead of 0 for boolean value.
4502 Adjust function call throughout.
4504 Sun Jun 2 19:15:27 CEST 2002 Jan Hubicka <jh@suse.cz>
4506 * cfgrtl.c (commit_one_edge_insertion): Fix warning.
4507 * gcse.c (bypass_conditional_jumps): CSE out single_set call.
4509 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4511 * d30v.h (CPP_PREDEFINES): Replace with
4512 (TARGET_CPU_CPP_BUILTINS): New.
4514 2002-06-02 Roger Sayle <roger@eyesopen.com>
4516 * config/alpha/alpha.h [ASM_OUTPUT_LABELREF]: Fix typo.
4518 Sun Jun 2 12:11:52 CEST 2002 Jan Hubicka <jh@suse.cz>
4520 * gcse.c (bypass_conditional_jumps): Use single set to obtain set.
4522 2002-06-02 Richard Henderson <rth@redhat.com>
4524 * rtlanal.c (volatile_refs_p): Not automatically true for CALL.
4526 2002-06-02 Marek Michalkiewicz <marekm@amelek.gda.pl>
4528 Support for C++ constructors/destructors.
4529 * config/avr/avr.c (avr_output_function_epilogue): Jump to exit()
4530 instead of looping if main() returns.
4531 (asm_file_start): Output global symbols that cause .data and .bss
4532 initialization code to be linked in, unconditionally for now.
4533 (avr_asm_out_ctor, avr_asm_out_dtor): New functions.
4534 * config/avr/avr.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): New.
4535 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): New.
4537 * config/avr/libgcc.S (_exit): Split in .fini9 and .fini0 sections.
4538 (__tablejump__): New.
4539 (__do_copy_data, __do_clear_bss): New.
4540 (__do_global_ctors, __do_global_dtors): New.
4541 * config/avr/t-avr (LIB1ASMFUNCS): Add _copy_data, _clear_bss,
4544 2002-06-02 Neil Booth <neil@daikokuya.demon.co.uk>
4546 * c4x/c4x.h (TARGET_CPU_CPP_BUILTINS): New.
4547 (CPP_SPEC, CPP_PREDEFINES): Kill.
4548 * c4x/rtems.h (CPP_PREDEFINES): Kill.
4549 (TARGET_OS_CPP_BUILTINS): New.
4551 Sat Jun 1 23:29:51 CEST 2002 Jan Hubicka <jh@suse.cz>
4553 * Makefile.in (tracer.o): New.
4554 * params.def (TRACER_*): New options.
4555 * rtl.h (tracer): Declare.
4556 * timevar.def (TV_TRACER): New.
4557 * toplev.c (dump_file_index): Add DFI_tracer.
4558 (dump_file_info): Add tracer.
4560 (lang_indepdenent_options): Add tracer.
4561 (rest_of_compilation): Call tracer.
4562 * tracer.c: New file.
4563 * invoke.texi (-ftracer): Document.
4564 (--param tracer-*): Document.
4566 2002-06-01 Daniel Berlin <dberlin@dberlin.org>
4568 * tree-inline.c (expand_call_inline): Make the statement
4569 expression we generate have a COMPOUND_STMT.
4571 2002-06-01 Roger Sayle <roger@eyesopen.com>
4573 * gcse.c (cprop_cc0_jump): Function deleted.
4574 (cprop_jump): Take an additional argument which is the possibly
4575 NULL cc setting insn immediately before the conditional jump.
4576 When a MODE_CC set is present, substitute it into the JUMP_INSN
4577 before attempting the constant propagation.
4578 (cprop_insn): Recognize cc setters followed by conditional jumps
4579 as a special case. Use cprop_jump instead of cprop_cc0_jump.
4580 (cprop_one_pass): Call bypass_conditional_jumps if altering jumps.
4581 (find_bypass_set): New function based upon find_avail_set used by
4582 cprop, but finds constant expressions available at the end of
4584 (bypass_block): New function. Given a basic block that begins
4585 with a conditional jump and multiple incoming edges, perform
4586 the jump bypass optimization.
4587 (bypass_conditional_jumps): New function. Call bypass_block with
4588 each suitable basic block in the CFG using a simple single pass.
4590 2002-06-01 Roger Sayle <roger@eyesopen.com>
4592 * tree.c (real_minus_onep): New function to test for -1.0.
4593 * fold-const.c (fold) [MULT_EXPR]: Optimize -1.0*x into -x.
4595 2002-06-01 Roger Sayle <roger@eyesopen.com>
4597 * fold-const.c (fold_truthop): Transform "a || b" into "(a|b) != 0"
4598 and "!p && !q" into "(p|q) == 0" under suitable conditions.
4600 2002-06-01 Andreas Jaeger <aj@suse.de>
4602 * cppexp.c (cpp_classify_number): Cast precission to int for
4603 correct printf format.
4605 2002-06-01 Marek Michalkiewicz <marekm@amelek.gda.pl>
4607 * config/avr/avr.c (avr_mcu_types): Remove devices that were once
4608 expected, but don't really exist: atmega83, atmega85, attiny10.
4609 * config/avr/avr.h (LINK_SPEC): Update to use the new avr[1-5] ld
4610 emulations for all devices.
4611 (CRT_BINUTILS_SPECS): Remove atmega83, atmega85, attiny10.
4612 * config/avr/t-avr (MULTILIB_MATCHES): Remove atmega83, atmega85.
4614 2002-06-01 Kazu Hirata <kazu@cs.umass.edu>
4616 * config/h8300/h8300-protos.h: Add a prototype for
4617 h8300_shift_needs_scratch_p.
4618 * config/h8300/h8300.c (h8300_shift_needs_scratch_p): New.
4619 * config/h8300/h8300.h (OK_FOR_R): New.
4620 (OK_FOR_S): Likewise.
4621 (OK_FOR_T): Likewise.
4622 (EXTRA_CONSTRAINT): Call OK_FOR_R, OK_FOR_S, and OK_FOR_T.
4623 * config/h8300/h8300.md (anonymous shift patterns): Use
4624 constraints R, S, and T.
4626 Sat Jun 1 11:23:22 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4628 * basic-block.h (struct basic_block_def): New field loop_father.
4629 (BB_VISITED): New flag.
4630 (struct loop): New field pred, removed field shared.
4631 (struct loops): New field parray.
4632 (LOOP_EXITS_DOMS): Removed.
4633 (flow_loop_tree_node_add, flow_loop_tree_node_remove,
4634 flow_loop_nested_p, flow_bb_inside_loop_p, get_loop_body,
4635 dfs_enumerate_from, loop_preheader_edge, loop_latch_edge,
4636 add_bb_to_loop, remove_bb_from_loops, find_common_loop,
4637 verify_loop_structure): Declare.
4638 * cfg.c (entry_exit_blocks): Initialize loop_father field.
4639 * cfganal.c (dfs_enumerate_from): New function.
4640 * cfgloop.c (HEAVY_EDGE_RATIO): New constant.
4641 (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
4642 flow_loop_nodes_find, flow_loop_level_compute, flow_loop_nested_p,
4643 flow_loop_dump, flow_loops_dump, flow_loops_free,
4644 flow_loop_tree_node_add, flow_loop_level_compute,
4645 flow_loops_level_compute, flow_loop_scan, flow_loops_update,
4646 flow_loop_outside_edge_p): Modified for new infrastructure.
4647 (make_forwarder_block, canonicalize_loop_headers, glb_enum_p,
4648 redirect_edge_with_latch_update, flow_loop_free): New static functions.
4649 (flow_loop_tree_node_remove, flow_bb_inside_loop_p,
4650 get_loop_body, add_bb_to_loop, remove_bb_from_loops,
4651 find_common_loop, verify_loop_structure, loop_latch_edge,
4652 loop_preheader_edge): New functions.
4653 (flow_loops_cfg_dump): Do not show dominators, as this information
4654 does not remain up to date long.
4655 (flow_loops_find): Store results in new format.
4656 * predict.c (propagate_freq, estimate_probability,
4657 estimate_loops_at_level, estimate_bb_frequencies): Use new loop
4660 2002-06-01 Alan Lehotsky <apl@alum.mit.edu>
4662 * except.c (nothrow_function_p): Walk epilogue delay list
4663 checking the insn, not the chain for potential throws.
4665 2002-05-31 Zack Weinberg <zack@codesourcery.com>
4667 * Makefile.in (INSTALL_CPP, UNINSTALL_CPP): Remove.
4668 (install): Refer to install-cpp directly.
4669 (uninstall-cpp): Folded into uninstall rule.
4670 * configure.in: Delete all code relating to --disable-cpp.
4671 * configure: Regenerate.
4672 * config/t-install-cpp: Delete.
4674 2002-05-31 Richard Henderson <rth@redhat.com>
4676 * configure.in (HAVE_AS_TLS): Add alpha tests.
4677 * configure: Rebuild.
4678 * config/alpha/alpha.c (TARGET_AS_TLS): New.
4679 (alpha_tls_size, alpha_tls_size_string): New.
4680 (overide_options): Set it. Always install machine_status hooks.
4681 (input_operand): Accept got tls predicates.
4682 (local_symbol_p): Merge into ...
4683 (local_symbolic_operand): ... here. Reject tls symbols.
4684 (global_symbolic_operand): Likewise.
4685 (tls_symbolic_operand_1, dtp16_symbolic_operand): New.
4686 (dtp32_symbolic_operand, gotdtp_symbolic_operand): New.
4687 (tp16_symbolic_operand, tp32_symbolic_operand): New.
4688 (gottp_symbolic_operand, tls_symbolic_operand_type): New.
4689 (alpha_encode_section_info): Handle TLS symbols.
4690 (alpha_strip_name_encoding): Likewise.
4691 (alpha_legitimate_address_p): Likewise.
4692 (alpha_legitimize_address): Likewise.
4693 (alpha_expand_mov): Early exit to avoid nop moves.
4694 (struct machine_function): Move from unicosmk.h. Add some_ld_name.
4695 (alpha_init_machine_status, alpha_mark_machine_status,
4696 alpha_free_machine_status): Always define.
4697 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): New.
4698 (print_operand, print_operand_address): Add TLS relocs.
4699 * config/alpha/alpha.h (HAVE_AS_TLS): Default 0.
4700 (MASK_TLS_KERNEL, TARGET_TLS_KERNEL): New.
4701 (TARGET_SWITCHES): Add -mtls-kernel.
4702 (alpha_tls_size, alpha_tls_size_string): New.
4703 (TARGET_OPTIONS): Add -mtls-size=.
4704 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS,
4705 REGNO_REG_CLASS, REG_CLASS_FROM_LETTER): Add R0_REG.
4706 (ASM_OUTPUT_LABELREF): Skip %.
4707 (PRINT_OPERAND_PUNCT_VALID_P): Add &.
4708 (PREDICATE_CODES): Update.
4709 * config/alpha/alpha.md (UNSPEC_TLSGD_CALL, UNSPEC_TLSLDM_CALL,
4710 UNSPEC_TLSGD, UNSPEC_TLSLDM, UNSPEC_DTPREL, UNSPEC_TPREL,
4711 UNSPEC_TP, UNSPECV_SET_TP): New.
4712 (adddi_er_lo16_dtp, adddi_er_hi32_dtp, adddi_er_lo32_dtp,
4713 adddi_er_lo16_tp, adddi_er_hi32_tp, adddi_er_lo32_tp, load_tp,
4714 set_tp, movdi_er_tlsgd, movdi_er_tlsldm, movdi_er_gotdtp,
4715 movdi_er_gottp, call_value_osf_tlsgd, call_value_osf_tlsldm): New.
4716 (call_value_osf_2_er): Accept anything as op4.
4717 * config/alpha/alpha-protos.h: Update.
4718 * config/alpha/unicosmk.h (struct machine_function): Move to alpha.c.
4720 2002-05-31 Zack Weinberg <zack@codesourcery.com>
4722 * cppinit.c (append_include_chain): Always pay attention to
4723 cxx_aware when setting new->sysp. Remove ATTRIBUTE_UNUSED
4726 2002-05-31 Kazu Hirata <kazu@cs.umass.edu>
4728 * target.h: Fix formatting.
4729 * timevar.h: Likewise.
4730 * tlink.c: Likewise.
4731 * toplev.c: Likewise.
4732 * toplev.h: Likewise.
4734 * tree-dump.h: Likewise.
4736 * tree-inline.h: Likewise.
4737 * unroll.c: Likewise.
4738 * unwind-dw2.c: Likewise.
4739 * unwind-dw2-fde.c: Likewise.
4740 * unwind-dw2-fde-glibc.c: Likewise.
4741 * unwind-dw2-fde.h: Likewise.
4742 * unwind.h: Likewise.
4743 * unwind-sjlj.c: Likewise.
4744 * varasm.c: Likewise.
4745 * varray.h: Likewise.
4746 * vmsdbg.h: Likewise.
4747 * vmsdbgout.c: Likewise.
4748 * xcoffout.h: Likewise.
4750 2002-05-31 Igor Shevlyakov <igor@microunity.com>
4752 * expr.c (compare_from_rtx): Generate comparison between op0 and op1
4753 rather than cc0 and 0 in a case when HAVE_cc0 is not defined.
4755 2002-05-31 Matthew Woodcraft <mattheww@chiark.greenend.org.uk>
4757 * gcc.c (cpp_unique_options): Remove "-d" options.
4758 (cpp_debug_options): New spec string.
4759 (default_compilers): Use it.
4760 * objc/lang-specs.h: Likewise.
4762 2002-05-31 Nathanael Nerode <neroden@twcny.rr.com>
4764 * gcc/Makefile.in: Replace HOST_PREFIX, HOST_PREFIX_1 with
4765 BUILD_PREFIX, BUILD_PREFIX_1, to correct nomenclature.
4766 * gcc/mklibgcc.in: Likewise.
4767 * gcc/config/arc/t-arc: Likewise.
4768 * gcc/configure.in: Likewise.
4769 * gcc/configure: Regenerate.
4771 2002-05-31 Stan Shebs <shebs@apple.com>
4772 Turly O'Connor <turly@apple.com>
4774 * c-decl.c (struct binding_level): Change int field n_incomplete
4775 to tree list incomplete_list.
4776 (clear_binding_level): Init field with NULL.
4777 (pushdecl): Add incomplete type to list.
4778 (mark_binding_level): Mark the incomplete list.
4779 (finish_struct): Scan the incomplete list for types instead
4780 of all decls in the current binding level.
4782 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4784 * pa.c (output_millicode_call): Add missing '%' characters.
4785 (output_call): Likewise.
4787 2002-05-31 David Edelsohn <edelsohn@gnu.org>
4789 * config/rs6000/xcoff.h (HOT_TEXT_SECTION_NAME): Define.
4790 (UNLIKELY_EXECUTED_TEXT_SECTION_NAME): Define.
4792 2002-05-31 Alan Lehotsky <apl@alum.mit.edu>
4794 * varasm.c (mark_constant_pool): Walk epilogue delay list
4795 checking the insn, not the chain for potential constants.
4797 Fri May 31 12:38:43 2002 J"orn Rennecke <joern.rennecke@superh.com>
4799 * config/sh/elf.h (ASM_SPEC): Use subtarget_endian_asm_spec.
4801 Fri May 31 13:50:19 CEST 2002 Jan Hubicka <jh@suse.cz>
4803 * i386.c (classify_argument): Properly handle base types.
4805 * dwarf2out.c (expand_builin_init_dwarf_reg_sizes):
4806 Store first DWARF_FRAME_REGISTERS dwarf registers, not pseudo
4809 Fri May 31 13:37:54 CEST 2002 Jan Hubicka <jh@suse.cz>
4811 * gcse.c (gcse_emit_move_after): New.
4812 (pre_delete, hoist_store): Use it.
4814 * reload1.c (emit_input_reload_insns): Use constrain_operands
4815 instead of constraint_accepts_reg_p to verify optimization.
4816 (constraint_accepts_reg_p): Kill
4818 * reload1.c (reload_cse_delete_noop_set): Kill.
4819 (reload_cse_simplify): use delte_insn_and_edges.
4821 2002-05-31 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
4823 * cfgloop.c (flow_loops_find): Initialize first and last fields
4826 2002-05-31 Neil Booth <neil@daikokuya.demon.co.uk>
4828 * c-common.c (builtin_define_std): Correct logic.
4830 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4832 * pa.c (output_millicode_call): Correct "be,l" insn for TARGET_PA_20.
4833 (output_call): Likewise.
4835 2002-05-31 John David Anglin <dave@hiauly1.hia.nrc.ca>
4837 * pa.c: Move output.h include after tree.h include.
4838 (pa_asm_output_mi_thunk): Constify identifier lab.
4840 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4842 * config/ns32k/ns32k.h: Define named constants for the
4843 bits in target_flags and use them.
4844 * config/ns32k/netbsd.h (TARGET_DEFAULT): Use named constants.
4846 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4848 * config.gcc (tm_file): Prefix pa/pa-700.h to tm_file list for PA1.0
4849 architecture and pa/pa-7100.h for PA1.1 architecture, respectively.
4850 * pa/pa.c (override_options): Use TARGET_SCHED_DEFAULT to select
4851 default scheduling model.
4852 * pa/pa.h (TARGET_SCHED_DEFAULT): Define if not defined to "8000".
4853 * pa/pa-700.h (TARGET_SCHED_DEFAULT): New file for "700" scheduling.
4854 * pa/pa-7100.h (TARGET_SCHED_DEFAULT): New file for "7100" scheduling.
4855 * doc/install.texi (hppa*-*-*): Document default scheduling.
4857 2002-05-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
4859 * pa.c (following_call): Check TARGET_JUMP_IN_DELAY.
4861 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4863 * config.gcc (ns32k-*-netbsd*): Set tm_file to
4864 "${tm_file} netbsd.h netbsd-aout.h ns32k/netbsd.h"
4865 * config/ns32k/netbsd.h: Don't include ns32k/ns32k.h,
4866 netbsd.h, or netbsd-aout.h.
4868 2002-05-31 Jason Thorpe <thorpej@wasabisystems.com>
4870 * longlong.h (count_trailing_zeros): Add missing \, and clean up
4871 whitespace in __ns32000__ case.
4873 2002-05-31 Aldy Hernandez <aldyh@redhat.com>
4875 * expr.c (expand_expr): Output partially zeroed out vectors with
4876 output_constant_def.
4878 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
4880 * config.gcc (sh[123456789l]*-*-*): Set cpu_type to sh.
4882 (shl*-*-netbsdelf*): New targets.
4883 * config/sh/netbsd-elf.h: New file.
4884 * config/sh/t-netbsd: New file.
4886 2002-05-30 Richard Henderson <rth@redhat.com>
4887 Eric Botcazou <ebotcazou@multimania.com>
4889 PR optimization/6822
4890 * config/i386/i386.c (ix86_expand_int_movcc): Don't cast INTVAL
4891 to unsigned int for op1 comparisons. Use gen_int_mode.
4893 2002-05-30 Eric Botcazou <ebotcazou@multimania.com>
4895 * expmed.c (const_mult_add_overflow_p): New.
4896 * expr.h: Declare it.
4897 * loop.c (maybe_eliminate_biv_1) [COMPARE]: Use it.
4898 Don't eliminate the biv if the giv has a constant multiplier and
4899 the rhs argument of the comparison does satisfy the predicate.
4900 Use expand_mult_add to compute the replacement constant.
4902 2002-05-30 Osku Salerma <osku@iki.fi>
4904 * c-common.c (c_common_attribute_table): Add "may_alias" entry.
4905 (c_common_get_alias_set): Handle it.
4906 * doc/extend.texi: Document it.
4908 2002-05-30 Richard Henderson <rth@redhat.com>
4910 * defaults.h (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
4911 * toplev.c (process_options): Don't check it.
4912 * doc/tm.texi: Don't document it.
4913 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): New.
4914 (TARGET_ALLOWS_PROFILING_WITHOUT_FRAME_POINTER): Kill.
4915 * config/i386/i386.c (ix86_frame_pointer_required): Suppress leaf
4916 frame pointer optimization if current_function_profile.
4918 2002-05-30 Kazu Hirata <kazu@cs.umass.edu>
4920 * langhooks.c: Fix formatting.
4921 * langhooks.h: Likewise.
4923 * libgcc2.c: Likewise.
4924 * lists.c: Likewise.
4925 * local-alloc.c: Likewise.
4929 2002-05-30 Marc Espie <espie@openbsd.org>
4931 * config.gcc (sparc64-*-openbsd*): New.
4932 * config/sparc/openbsd1-64.h: New.
4933 * config/sparc/openbsd64.h: New.
4935 2002-05-30 Jeff Law <law@redhat.com>
4937 * flow.c (propagate_one_insn): Revise yesterday's patch. Delete
4938 a dead insn with a REG_RETVAL note when the entire libcall is not
4939 dead and remove the associated REG_LIBCALL note at the same time.
4941 Thu May 30 19:54:30 2002 J"orn Rennecke <joern.rennecke@superh.com>
4943 * lcm.c (output.h): #include.
4944 (compute_earliest): Remove hack to treat renumbered EXIT_BLOCK
4945 as an ordinary block.
4946 (optimize_mode_switching): Don't pretend that the exit block is
4947 an ordinary block, or handle sucessors of entry block specially.
4948 Instead, split edges from entry block and to exit block, and
4949 put a computing definition on the thus gained post-entry-block,
4950 and a need on the pre-exit-block.
4952 Thu May 30 20:28:01 CEST 2002 Jan Hubicka <jh@suse.cz>
4954 * gengenrtl.c (type_from_format, accessor_from_format): Support 'B'.
4955 * rtl.texi: Document 'B'
4957 2002-05-30 Jason Thorpe <thorpej@wasabisystems.com>
4959 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Compute
4961 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Set to 96 if not __mc68010__.
4963 2002-05-30 Aldy Hernandez <aldyh@redhat.com>
4965 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Return
4966 const0_rtx instead of NULL_RTX when in error.
4967 (altivec_expand_abs_builtin): Same.
4968 (rs6000_expand_binop_builtin): Same.
4969 (altivec_expand_predicate_builtin): Same.
4970 (altivec_expand_stv_builtin): Same.
4971 (rs6000_expand_ternop_builtin): Same.
4972 (altivec_expand_builtin): Same.
4974 2002-05-29 David S. Miller <davem@redhat.com>
4976 * rtl.h (clear_emit_caches): Delete.
4977 * integrate.c (output_inline_function): Don't call it.
4978 * emit-rtl.c (restore_emit_status, init_emit): Likewise.
4979 (clear_emit_caches): Delete definition.
4980 (SEQUENCE_RESULT_SIZE, sequence_result, free_insn): Likewise.
4982 2002-05-30 Hans-Peter Nilsson <hp@bitrange.com>
4984 * config/mmix/mmix.c: Include real.h.
4985 (mmix_constant_address_p): Remove redundant test before switch.
4987 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
4989 * config/mips/mips.h (READONLY_DATA_SECTION_ASM_OP): Define
4990 only if not already defined.
4992 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
4994 * config/h8300/h8300-protos.h: Remove prototypes for
4995 ok_for_bclr and small_power_of_two.
4996 * config/h8300/h8300.c (small_power_of_two): Remove.
4997 (ok_for_blcr): Likewise.
4998 (fix_bit_operand): Make WHAT deal with an integer instead of a
4999 constraint character.
5000 * config/h8300/h8300.h (CONST_OK_FOR_O): Remove.
5001 (CONST_OK_FOR_P): Likewise.
5002 (CONST_OK_FOR_LETTER_P): Do not call CONST_OK_FOR_O or
5003 CONST_OK_FOR_P any more.
5004 * config/h8300/h8300.md (andqi3): Adjust to the new prototype
5009 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5011 * config/mips/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
5012 (CPP_PREDEFINES): Make sure this is undefined.
5013 (CPP_SPEC): Place -D__mips=1 at the beginning of the spec,
5014 since it is no longer in CPP_PREDEFINES. Don't -U__MIPSEL__
5015 or -U__MIPSEB__ before defining one or the other. Instead,
5016 use %(subtarget_endian_default) if neither -EB nor -EL are
5018 (SUBTARGET_EXTRA_SPECS): Define.
5019 (SUBTARGET_CPP_SPEC): Remove __LONG64 handling. Use
5022 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
5024 * doc/md.texi (Patterns): Note pattern condition pitfall
5027 2002-05-29 Aldy Hernandez <aldyh@redhat.com>
5029 * rs6000.c: (altivec_expand_builtin): Only expand altivec builtins
5030 when TARGET_ALTIVEC. Move handling of generic unary, binary, and
5031 ternary operations from here...
5032 (rs6000_expand_builtin): ...to here.
5033 New argument expandedp.
5034 Change all instances of altivec_expand_binop_builtin to
5035 rs6000_expand_binop_builtin.
5036 (altivec_expand_unop_builtin): Rename to
5037 rs6000_expand_unop_builtin.
5038 (altivec_expand_binop_builtin): Rename to
5039 rs6000_expand_binop_builtin.
5040 (altivec_expand_ternop_builtin): Rename to
5041 rs6000_expand_ternop_builtin.
5043 2002-05-29 Richard Henderson <rth@redhat.com>
5045 * config/i386/biarch64.h (TARGET_64BIT_DEFAULT): Define with value.
5046 (TARGET_BI_ARCH): Likewise.
5047 * config/i386/i386.h: Test TARGET_64BIT_DEFAULT by value.
5048 (TARGET_SWITCHES): Combine target defaults here not in TARGET_DEFAULT.
5049 (TARGET_64BIT_DEFAULT): Default to 0.
5050 (TARGET_DEFAULT): Default to MASK_OMIT_LEAF_FRAME_POINTER.
5052 2002-05-29 Richard Henderson <rth@redhat.com>
5054 * config/i386/i386.c (USE_HIDDEN_LINKONCE): New.
5055 (get_pc_thunk_name): New.
5056 (output_set_got): Use it.
5057 (ix86_asm_file_end): If USE_HIDDEN_LINKONCE, emit get_pc thunks
5058 into linkonce sections.
5060 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5062 * config/sparc/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5063 (CPP_PREDEFINES): Make sure this is undefined.
5064 (CPP_SUBTARGET_SPEC64, CPP_SUBTARGET_SPEC32): Remove.
5065 (CPP_SUBTARGET_SPEC): Don't provide different versions for
5066 default-32 and default-64. Just always use %(netbsd_cpp_spec).
5067 (SUBTARGET_EXTRA_SPECS): Remove cpp_subtarget_spec32 and
5068 cpp_subtarget_spec64. Add netbsd_cpp_spec.
5069 * config/sparc/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
5070 (CPP_PREDEFINES): Make sure this is undefined.
5071 (SUBTARGET_EXTRA_SPECS): Define.
5072 (CPP_SPEC): Use %(netbsd_cpp_spec).
5074 2002-05-29 Jeff Law <law@redhat.com>
5076 * pa.h (ASM_OUTPUT_MI_THUNK): Remove unwanted semi-colon.
5078 * flow.c (propagate_one_insn): Do not remove a dead insn if it
5079 contains a REG_RETVAL note.
5081 * haifa-sched (sched_analyze): Remove another useless clearing
5082 of SCHED_GROUP_P I missed yesterday.
5084 * pa.h (ASM_OUTPUT_MI_THUNK): Move implementation into pa.c.
5085 * pa.c (pa_asm_output_mi_thunk): New function.
5086 * pa-protos.h (pa_asm_output_mi_thunk): Declare.
5088 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
5089 Marek Michalkiewicz <marekm@amelek.gda.pl>
5091 * config/avr/avr.c (avr_base_arch_macro, avr_extra_arch_macro): New.
5092 (avr_asm_only_p): Make non-static.
5093 (enum avr_arch): Remove.
5094 (avr_arch_types): New.
5095 (avr_mcu_types): Update.
5096 (avr_override_options): Use avr_arch_types table instead of switch.
5097 * avr.h (CPP_PREDEFINES): Die.
5098 (avr_base_arch_macro, avr_extra_arch_macro): New.
5099 (TARGET_CPU_CPP_BUILTINS): New.
5100 (CPP_SPEC, EXTRA_SPECS): Simplify.
5101 (CPP_AVR1_SPEC, CPP_AVR2_SPEC, CPP_AVR3_SPEC, CPP_AVR4_SPEC,
5102 CPP_AVR5_SPEC): Die.
5104 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5106 * config/arm/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
5107 NETBSD_OS_CPP_BUILTINS_AOUT.
5108 (SUBTARGET_EXTRA_SPECS): Define.
5109 (CPP_SPEC): Use %(netbsd_cpp_spec).
5111 2002-05-29 Richard Henderson <rth@redhat.com>
5113 * config/i386/i386.c (ix86_output_function_epilogue): New.
5114 (TARGET_ASM_FUNCTION_EPILOGUE): New.
5115 (pic_label_name): Remove.
5116 (pic_labels_used): New.
5117 (ix86_asm_file_end): Emit one pc load stub for each register used.
5118 (output_set_got): Generate deep pc load to any register.
5119 (ix86_select_alt_pic_regnum): New.
5120 (ix86_save_reg): Don't save pic register if we can find a valid
5121 call-clobbered replacement.
5122 (ix86_expand_prologue): If we found a valid replacement, renumber
5123 pic_offset_table_rtx.
5124 * config/i386/i386.h (PIC_OFFSET_TABLE_REGNUM): Look at
5125 pic_offset_table_rtx after reload.
5126 (REAL_PIC_OFFSET_TABLE_REGNUM): New.
5127 * config/i386/i386.md (set_got): Make insn, not expander.
5128 (set_got_nopic, set_got_deep, set_got_nodeep): Remove.
5130 2002-05-29 Richard Henderson <rth@redhat.com>
5132 * config/i386/i386.c (ix86_compute_frame_layout): Do add bottom
5133 alignment for alloca.
5135 2002-05-29 Richard Henderson <rth@redhat.com>
5137 * config/i386/i386.c (output_pic_addr_const): Lowercase rip.
5138 (print_operand_address): Only add rip for symbolic addresses
5139 for which we do not have another relocation type.
5141 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5143 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5144 (EXTRA_SPECS): Add netbsd_cpp_spec.
5145 (CPP_SPEC): Use %(netbsd_cpp_spec).
5146 (CPP_PREDEFINES): Remove.
5147 * config/m68k/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
5148 (EXTRA_SPECS): Define.
5149 (CPP_SPEC): Use %(netbsd_cpp_spec).
5150 (CPP_PREDEFINES): Remove.
5152 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
5154 PR preprocessor/6844
5155 * cppmacro.c (cpp_macro_definition): Reserve space for terminating
5158 2002-05-29 Eric Christopher <echristo@redhat.com>
5160 * config/mips/linux.h (SUBTARGET_CPP_SPEC): Add support for
5161 mips5/mips32/mips64 and _MIPS_ISA_MIPSXX.
5163 2002-05-29 Nick Clifton <nickc@cambridge.redhat.com>
5165 * config/fr30/fr30.md: Remove previous restriction on splits.
5166 Enforce conformance through gen_lowpart and cont_int_operand.
5167 * config/fr30/fr30.h (BSS_SECTION_ASM_OP): Use ".section .bss"
5168 as the assembler does not support ".bss".
5170 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5172 * config/i386/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define.
5173 (CPP_PREDEFINES): Remove.
5174 (SUBTARGET_EXTRA_SPECS): Define.
5175 (CPP_SPEC): Use %(netbsd_cpp_spec).
5176 * config/i386/netbsd.h (TARGET_OS_CPP_BUILTINS): Define.
5177 (CPP_PREDEFINES): Remove.
5178 (SUBTARGET_EXTRA_SPECS): Define.
5179 (CPP_SPEC): Use %(netbsd_cpp_spec).
5180 * config/i386/netbsd64.h (TARGET_OS_CPP_BUILTINS): Define.
5181 (CPP_PREDEFINES, CPP_LP64_SPEC, CPP_SUBTARGET_SPEC): Remove.
5182 (SUBTARGET_EXTRA_SPECS): Remove cpp_lp64 and cpp_subtarget.
5183 Add netbsd_cpp_spec.
5184 (CPP_SPEC): Remove %(cpp_subtarget), add %(netbsd_cpp_spec).
5186 2002-05-29 Neil Booth <neil@daikokuya.demon.co.uk>
5187 Zack Weinberg <zack@codesourcery.com>
5189 * cppexp.c (cpp_num): Move to cpplib.h.
5190 (CPP_ERROR): Remove.
5191 (interpret_float_suffix, interpret_int_suffix): New.
5192 (struct suffix, vsuf_1, vsuf_2, vsuf_3): Remove.
5193 (cpp_classify_number, cpp_interpret_integer): New.
5194 (interpret_number): Remove.
5195 (eval_token): Update to use new routines.
5196 * cpphash.h (cpp_num_part): Move to cpplib.h.
5197 * cppinit.c (cpp_post_options): Set warn_long_long.
5198 * cpplib.h (struct cpp_options): Add warn_long_long.
5199 (cpp_num, cpp_num_part, CPP_N_CATEGORY, CPP_N_INVALID,
5200 CPP_N_INTEGER, CPP_N_FLOATING, CPP_N_WIDTH, CPP_N_SMALL,
5201 CPP_N_MEDIUM, CPP_N_LARGE, CPP_N_RADIX, CPP_N_DEC, CPP_N_HEX,
5202 CPP_N_OCTAL, CPP_N_UNSIGNED, CPP_N_IMAGINARY, cpp_classify_number,
5203 cpp_interpret_integer): New.
5205 2002-05-29 Joel Sherrill <joel@OARcorp.com>
5207 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Use -m403 and -m405.
5209 2002-05-29 Jason Thorpe <thorpej@wasabisystems.com>
5211 * config/alpha/netbsd.h (TARGET_OS_CPP_BUILTINS): Use
5212 NETBSD_OS_CPP_BUILTINS_ELF and NETBSD_OS_CPP_BUILTINS_LP64.
5213 (CPP_SUBTARGET_SPEC): Define.
5214 (SUBTARGET_EXTRA_SPECS): Define.
5217 2002-05-29 Chris Lattner <sabre@nondot.org>
5219 * ssa.c (rename_insn_1): Rename uses of undefined registers to
5220 prevent confusion if/when the register is defined.
5222 2002-05-29 Hans-Peter Nilsson <hp@axis.com>
5225 * config/cris/cris.md: Fix typos and thinkos in comments.
5226 ("*mov_sideqi_biap_mem"): Remove '*' in constraint for operand 4,
5228 ("*mov_sidehi_biap_mem", "*mov_sidesi_biap_mem"): Ditto.
5229 ("*mov_sideqi_mem"): Similar, but for operand 3.
5230 ("*mov_sidehi_mem", "*mov_sidesi_mem"): Ditto.
5231 (splitter for mov_sideqi_mem, mov_sidehi_mem, mov_sidesi_mem):
5232 Remove spurious mode specifier on operand 2.
5234 2002-05-29 Kazu Hirata <kazu@cs.umass.edu>
5236 * config/h8300/h8300-protos.h: Remove the prototype for
5238 Add prototypes for single_one_operand and single_zero_operand.
5239 * config/h8300/h8300.c (o_operand): Remove.
5240 (single_one_operand): New.
5241 (single_zero_operand): Likewise.
5242 (print_operand): For 'V' operand, and the operand with 0xff.
5243 For 'V' and 'W' operands, do not and the bit position with 7.
5244 * config/h8300/h8300.md (various anonymous patterns): Replace
5245 use of exact_log2 with single_one_operand/single_zero_operand.
5247 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
5249 * config/s390/linux.h (MD_FALLBACK_FRAME_STATE_FOR): New.
5251 2002-05-29 Ulrich Weigand <uweigand@de.ibm.com>
5253 * config/s390/s390.c (legitimate_pic_operand_p): Do not
5254 accept symbolic LARL operands.
5255 (s390_emit_epilogue): Do not set FRAME_RELATED_P on
5258 2002-05-29 Hartmut Penner <hpenner@de.ibm.com>
5260 * config/s390/s390.md (cmpstr_64/31): Mark whole
5261 input registers as used.
5263 2002-05-28 Richard Henderson <rth@redhat.com>
5265 * config/i386/i386.c (ix86_save_reg): Examine regs_ever_live,
5266 not current_function_uses_pic_offset_table and
5267 current_function_uses_const_pool; examine current_function_profile.
5268 (ix86_expand_prologue): Likewise. Add pic_offset_table_rtx as
5269 input to blockage if needed.
5270 (ix86_expand_call): Do not set current_function_uses_pic_offset_table.
5271 (legitimize_pic_address): Likewise. Set regs_ever_live for
5272 pic_offset_table_rtx when invoked during reload.
5273 * config/i386/i386.h (FINALIZE_PIC): Remove.
5274 * config/i386/i386.md (tablejump): Reformat. Do not set
5275 current_function_uses_pic_offset_table.
5276 (tls_global_dynamic, tls_local_dynamic_base): Likewise.
5277 (blockage): Accept anything as operand 0.
5279 2002-05-28 Jason Thorpe <thorpej@wasabisystems.com>
5281 * config/netbsd-aout.h (NETBSD_OS_CPP_BUILTINS_AOUT): Define
5282 common CPP built-ins for all NetBSD a.out targets.
5283 * config/netbsd-elf.h (NETBSD_OS_CPP_BUILTINS_ELF): Define
5284 common CPP built-ins for all NetBSD ELF targets.
5285 * config/netbsd.h: Add missing notice.
5286 (NETBSD_OS_CPP_BUILTINS_COMMON): Define common CPP built-ins
5287 for all NetBSD targets.
5288 (NETBSD_OS_CPP_BUILTINS_LP64): Define common CPP built-ins
5289 for all NetBSD targets using an LP64 code model.
5290 (NETBSD_CPP_SPEC): Define CPP_SPEC parts common to all
5293 2002-05-28 Richard Henderson <rth@redhat.com>
5295 * flow.c (update_life_info_in_dirty_blocks): Only do a partial
5296 update if UPDATE_LIFE_LOCAL.
5298 2002-05-28 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5300 * config/sh/sh.c: Include real.h for REAL_VALUE_TYPE.
5302 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
5303 Jason R. Thorpe <thorpej@wasabisystems.com>
5305 config/sh reorganization to factor out endianness and coff:
5307 * config/sh/little.h: New file.
5308 * config/sh/sh.h (TARGET_ENDIAN_DEFAULT): If not already
5309 defined, define to 0 to select big-endian.
5310 (SUBTARGET_ASM_ENDIAN_SPEC): Define according to TARGET_ENDIAN_DEFAULT.
5311 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
5312 * config/sh/sh64.h (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
5313 * config/sh/t-be: New file.
5314 * config/sh/t-le: New file.
5316 * sh.h (SDB_DEBUGGING_INFO, #include "dbxcoff.h"): Moved to sh/coff.h.
5317 (SDB_DELIM, MAX_OFILE_ALIGNMENT, IDENT_ASM_OP): Likewise.
5318 (TARGET_ASM_NAMED_SECTION, ASM_OUTPUT_SKIP): Likewise.
5319 (USER_LABEL_PREFIX, LOCAL_LABEL_PREFIX): Likewise.
5320 (ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Likewise.
5321 (ASM_OUTPUT_COMMON, ASM_OUTPUT_LOCAL): Likewise.
5322 (ASM_FILE_END, ASM_DECLARE_FUNCTION_NAME): Deleted.
5323 (CPP_SPEC, SUBTARGET_CPP_ENDIAN_SPEC): Likewise.
5324 (SUBTARGET_CPP_SPEC, CPP_DEFAULT_CPU_SPEC, CPP_PREDEFINES): Likewise.
5325 (EXTRA_SPECS): Remove SUBTARGET_CPP_ENDIAN_SPEC and
5326 CPP_DEFAULT_CPU_SPEC. Add LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL,
5327 SUBTARGET_LINK_EMUL_SUFFIX and SUBTARGET_LINK_SPEC.
5328 (LINK_SPEC): Define to SH_LINK_SPEC.
5329 (TARGET_CPU_CPP_BUILTINS, SH_LINK_SPEC): Define.
5330 (LINK_EMUL_PREFIX, LINK_DEFAULT_CPU_EMUL): Likewise.
5331 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
5332 (CPP_SPEC): Reduce to %(subtarget_cpp_spec).
5333 (TARGET_ENDIAN_DEFAULT): Define if not already defined.
5334 * config/sh/coff.h: New file.
5335 (TARGET_ASM_NAMED_SECTION): Now default_coff_asm_named_section
5336 (TARGET_OBJFMT_CPP_BUILTINS): Define.
5337 * config/sh/elf.h (IDENT_ASM_OP): No need to #undef at the start.
5338 (ASM_FILE_END, ASM_OUTPUT_SOURCE_LINE): Likewise.
5339 (DBX_OUTPUT_MAIN_SOURCE_FILE_END, TARGET_ASM_NAMED_SECTION): Likewise.
5340 (ASM_DECLARE_FUNCTION_NAME, MAX_OFILE_ALIGNMENT, SIZE_TYPE): Likewise.
5341 (PTRDIFF_TYPE): Likewise.
5342 ("dbxelf.h", "elfos.h", "svr4.h"): Don't #include.
5343 (CPP_PREDEFINES): Don't define.
5344 (TARGET_OBJFMT_CPP_BUILTINS): Define.
5345 (LINK_SPEC): Define to SH_LINK_SPEC.
5346 (LINK_EMUL_PREFIX): Redefine.
5347 * config/sh/linux.h: (SUBTARGET_CPP_SPEC): Remove -fpic / -fPIC cases.
5348 (SUBTARGET_CPP_ENDIAN_SPEC, CPP_DEFAULT_CPU_SPEC): Remove redefinition.
5349 (CPP_PREDEFINES, SUBTARGET_ASM_ENDIAN_SPEC): Likewise.
5350 (CC1_SPEC, CC1PLUS_SPEC, LINK_SPEC): Likewise.
5351 (TARGET_OS_CPP_BUILTINS): Define.
5352 (TARGET_DEFAULT): Redefine.
5353 (SUBTARGET_LINK_EMUL_SUFFIX, SUBTARGET_LINK_SPEC): Likewise.
5354 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Remove.
5355 (LINK_SPEC): Don't redefine.
5356 (LINK_DEFAULT_CPU_EMUL): Redefine.
5357 (TARGET_DEFAULT): Include TARGET_ENDIAN_DEFAULT.
5358 * sh.c (sh_asm_named_section): Don't declare / define.
5359 * t-linux (MULTILIB_OPTIONS): Rely on pre-set endianness option.
5360 * config.gcc (sh-*-elf* tm_file): Add dbxelf.h elfos.h svr4.h.
5361 (sh64-*-elf* tm_file): Likewise.
5362 (sh-*-rtemself* tm_file): Likewise.
5363 (sh-*-linux* tm_file): Likewise. Add sh/little.h.
5364 (sh-*-linux* tmake_file): Add sh/t-le.
5365 (sh-*-rtems* tm_file): Add sh/coff.h
5366 (sh-*-* tm_file): Likewise.
5368 Tue May 28 21:16:18 2002 J"orn Rennecke <joern.rennecke@superh.com>
5370 * sh.h (LEGITIMATE_PIC_OPERAND_P): Check for SYMBOL_REF before using
5371 CONSTANT_POOL_ADDRESS_P.
5373 * coff.h (HAS_INIT_SECTION, INVOKE__MAIN): Define.
5375 2002-05-28 David Edelsohn <edelsohn@gnu.org>
5376 Jeff Law <law@redhat.com>
5378 * optabs.c (expand_binop): Fix nwords sign warnings.
5379 generate pseudo for add_optab.
5381 * sched-deps.c (sched_analyze): Do not clear SCHED_GROUP_P.
5382 * haifa-sched.c (move_insn): Clear SCHED_GROUP_P after it is used.
5384 2002-05-28 Marc Espie <espie@openbsd.org>
5386 * config/i386/openbsd.h (HAVE_GAS_MAX_SKIP_P2ALIGN): Remove,
5387 inherited from gas.h.
5388 (ASM_QUAD): Undef. OpenBSD does not support it.
5390 2002-05-28 Danny Smith <dannysmith@users.sourceforge.net>
5392 * doc/install.texi (binaries): Change mingw binaries
5393 link to www.mingw.org.
5395 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5397 * cfgloop.c (flow_loops_cfg_dump): Use bb->index, not i.
5399 2002-05-28 Richard Henderson <rth@redhat.com>
5401 * config/i386/i386.c (ix86_compute_frame_layout): Do not add
5402 bottom alignment for leaf functions.
5404 2002-05-28 Zack Weinberg <zack@codesourcery.com>
5406 * config/pa/milli32.S, config/pa/lib1funcs.asm,
5407 config/sparc/sol2-g1.asm: Delete unused files.
5409 2002-05-28 Richard Henderson <rth@redhat.com>
5411 * cfg.c (dump_flow_info): Print bb->index, not i, for block number.
5413 * flow.c (calculate_global_regs_live): Rename call_used to
5414 invalidated_by_call. Initialize from regs_invalidated_by_call
5415 instead of call_used_regs.
5417 * varasm.c (default_binds_local_p): Check TREE_PUBLIC before
5420 2002-05-28 Zack Weinberg <zack@codesourcery.com>
5422 * tree.h: Don't include real.h.
5423 Forward-declare struct realvaluetype.
5424 (struct tree_real_cst): Point to the REAL_VALUE_TYPE, do not
5426 (TREE_REAL_CST_PTR): New accessor.
5427 (TREE_REAL_CST): Update.
5428 * real.h: Include machmode.h.
5429 (realvaluetype): Make it struct realvaluetype, not a typedef.
5430 (build_real): Prototype here.
5432 * tree.c: Include real.h.
5433 (build_real): Allocate the REAL_VALUE_TYPE as a separate
5434 object in GC memory, set TREE_REAL_CST_PTR to point to it.
5435 (build_real_from_int_cst): Use build_real.
5436 * ggc-common.c (ggc_mark_trees): Mark TREE_REAL_CST_PTR of a
5439 * builtins.c, c-common.c, c-lex.c, dwarf2out.c, expr.c,
5440 fold-const.c, print-tree.c, real.c: Include real.h.
5441 * Makefile.in: Update dependency lists.
5443 2002-05-28 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5445 * basic-block.h (last_basic_block): Declare.
5446 (expunge_block_nocompact): Declaration removed.
5447 (compact_blocks): Declare.
5448 * cfg.c (last_basic_block): New variable.
5449 (expunge_block_nocompact): Removed.
5450 (expunge_block): Do not compact basic blocks.
5451 (compact_blocks): New.
5452 * cfganal.c (flow_call_edges_add): Use the fact that bb indices no
5454 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Set
5456 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Do not change
5457 real positions of blocks.
5458 (delete_unreachable_blocks): Simplified -- quadratic behavior now
5460 (cleanup_cfg): Compact blocks.
5461 * cfgrtl.c (create_basic_block): Insert basic blocks to the end of
5462 basic_block_info varray.
5463 (flow_delete_block): Comment update.
5464 (back_edge_of_syntactic_loop_p): Modify position check code.
5465 (verify_flow_info): Update checking.
5466 * flow.c (calculate_global_regs_live): Use FOR_EACH_BB.
5467 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
5468 (find_if_case_1, find_if_case_2, if_convert): Use the fact that bb
5469 indices no longer change.
5470 * lcm.c (optimize_mode_switching): Replace n_basic_blocks with
5472 * predict.c (estimate_bb_frequencies): Remove unneccessary code.
5473 * profile.c (branch_prob): Compact blocks.
5474 * sched-rgn.c (find_rgns): Replace n_basic_blocks with
5477 2002-05-28 Kazu Hirata <kazu@cs.umass.edu>
5479 * config/h8300/h8300.md (two anonymous patterns): New.
5481 2002-05-28 David S. Miller <davem@redhat.com>
5483 * config/sparc/sparc.md (cpu): Tidy.
5484 (type): Delete 'return', add 'ialuX', 'flushw', 'iflush', and
5486 (in_call_delay): Delete reference to 'return' type.
5487 (eligible_for_return_delay, in_return_delay, define_delay
5488 referencing those): Delete.
5489 (rest of file): Use new type attributes as appropriate.
5490 * config/sparc/sparc-protos.h (eligible_for_return_delay): Delete.
5491 * config/sparc/sparc.c (eligible_for_return_delay): Likewise.
5492 * config/sparc/ultra1_2.md (us1_single): New reservation.
5493 (us1_ialuX): Likewise.
5494 * config/sparc/ultra3.md (us3_single): Likewise.
5495 (us3_ialuX): Likewise.
5496 (us3_imul, us3_idiv): Tweak.
5498 2002-05-28 Richard Henderson <rth@redhat.com>
5500 * config/alpha/alpha.c (alpha_in_small_data_p): Return false for
5503 2002-05-28 Richard Henderson <rth@redhat.com>
5505 * config.gcc: Obsolete mn10200.
5507 2002-05-28 Neil Booth <neil@daikokuya.demon.co.uk>
5509 * cppexp.c (interpret_number): Optimize for single-digit
5510 and less-than-half-precision cases.
5511 (num_trim, num_positive, num_div_op): Cast constants.
5513 2002-05-27 Bo Thorsen <bo@suse.de>
5515 * config/i386/libgcc-x86_64-glibc.ver: Copy this file from the
5516 3.1 branch. The file was made by Jakub Jelinek.
5517 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Add i386
5518 support so multilib doesn't break. And don't define this at all
5519 when -Dinhibit_libc is used.
5520 (MULTILIB_DEFAULTS): Always set default to 64 bit compilation.
5521 * config/i386/t-linux64: Implement full multilib support. Patch
5522 originally done by Andreas Jaeger and Jakub Jelinek.
5524 2002-05-27 Roger Sayle <roger@eyesopen.com>
5526 * c-common.c: Add support for __attribute__((nothrow)) to specify
5527 that a function cannot throw an exception (using TREE_NOTHROW).
5528 (handle_nothrow_attribute): New function to process this attribute.
5530 * doc/extend.texi: Document the new nothrow function attribute.
5532 2002-05-27 H.J. Lu (hjl@gnu.org)
5534 * cppexp.c (num_trim): Use 1UL instead of 1 for long int.
5535 (num_positive): Likewise.
5536 (num_div_op): Likewise.
5538 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
5540 * c-common.c (c_common_init): Always use intmax_t.
5542 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
5544 * c-common.c (c_common_init): Use intmax_t for now.
5546 2002-05-24 Andrew Haley <aph@redhat.com>
5548 * fold-const.c (fold): Don't convert (T)(x & c) into (T)x & (T)c
5549 if T is a boolean type.
5551 2002-05-27 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
5553 * basic-block.h (last_basic_block): Defined as synonym for
5555 * cfganal.c (mark_dfs_back_edges, flow_reverse_top_sort_order_compute,
5556 flow_depth_first_order_compute, flow_preorder_transversal_compute,
5557 flow_dfs_compute_reverse_init): Replaced relevant occurences of
5558 n_basic_blocks with last_basic_block.
5559 * cfgbuild.c (make_edges): Likewise.
5560 * cfgloop.c (flow_loop_scan, flow_loops_find): Likewise.
5561 * cfgrtl.c (verify_flow_info, purge_all_dead_edges): Likewise.
5562 * combine.c (combine_instructions): Likewise.
5563 * df.c (df_alloc, df_analyse_1, df_analyse, iterative_dataflow_sbitmap,
5564 iterative_dataflow_bitmap): Likewise.
5565 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
5566 calc_idoms, idoms_to_doms): Likewise.
5567 * flow.c (update_life_info_in_dirty_blocks, free_basic_block_vars):
5569 * gcse.c (gcse_main, alloc_gcse_mem, compute_local_properties,
5570 compute_hash_table, expr_reaches_here_p, one_classic_gcse_pass,
5571 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p,
5572 one_pre_gcse_pass, compute_transpout, delete_null_pointer_checks_1,
5573 delete_null_pointer_checks, compute_code_hoist_vbeinout,
5574 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
5575 compute_store_table, build_store_vectors): Likewise.
5576 * haifa-sched.c (sched_init): Likewise.
5577 * ifcvt.c (if_convert): Likewise.
5578 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
5579 pre_edge_lcm, compute_available, compute_nearerout,
5580 compute_rev_insert_delete, pre_edge_rev_lcm, optimize_mode_switching):
5582 * predict.c (estimate_probability, process_note_prediction,
5583 note_prediction_to_br_prob): Likewise.
5584 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): Likewise.
5585 * recog.c (split_all_insns, peephole2_optimize): Likewise.
5586 * regrename.c (copyprop_hardreg_forward): Likewise.
5587 * resource.c (init_resource_info): Likewise.
5588 * sched-rgn.c (build_control_flow, find_rgns, compute_trg_info,
5589 init_regions, schedule_insns): Likewise.
5590 * ssa-ccp.c (ssa_const_prop): Likewise.
5591 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
5592 * ssa.c (compute_dominance_frontiers,
5593 compute_iterated_dominance_frontiers, convert_to_ssa): Likewise.
5595 * df.c (df_refs_unlink): Fix FOR_EACH_BB usage (in #if 0'ed code)
5596 * gcse.c (alloc_rd_mem, alloc_avail_expr_mem): Use n_blocks for vector
5599 Mon May 27 14:28:12 CEST 2002 Jan Hubicka <jh@suse.cz>
5601 * basic-block.h (can_hoist_p, hoist_insn_after, hoist_insn_to_edge):
5603 * rtlanal.c (hoist_test_store, can_hoist_insn_p, hoist_update_store,
5604 hoist_insn_after, hoist_insn_to_edge): New.
5606 Mon May 27 12:14:02 CEST 2002 Jan Hubicka <jh@suse.cz>
5608 * basic-block.h (PEOP_SCAN_DEAD_STORES): New.
5609 (PROP_FINAL): Include.
5610 * flow.c (life_analysis, update_life_info,
5611 init_propagate_block_info, mark_set_1, mark_used_rgs):
5612 Support SCAN_DEAD_STORE.
5614 2002-05-27 Neil Booth <neil@daikokuya.demon.co.uk>
5616 * c-common.c (c_common_init): Set CPP arithmetic precision.
5617 * cppexp.c (cpp_num_part): Move typedef ...
5618 * cpphash.h: ...here; make unsigned HOST_WIDE_INT.
5619 * cppinit.c (cpp_create_reader): Default to host long arithmetic.
5620 (sanity_checks): Update.
5622 2002-05-26 Geoffrey Keating <geoffk@redhat.com>
5624 * Makefile.in (INSTALL_HEADERS): Add 'install-mkheaders'.
5625 (mkheaders): New rule.
5626 (install-mkheaders): New rule.
5627 * configure.in (all_outputs): Add mkheaders.
5628 * configure: Regenerate.
5629 * mkheaders.in: New file.
5631 2002-05-26 Jakub Jelinek <jakub@redhat.com>
5633 * cse.c (fold_rtx): Don't optimize if SUBREG changes mode class.
5635 2002-05-26 Andreas Jaeger <aj@suse.de>
5637 * cfg.c (dump_flow_info): Remove extra argument to fprintf.
5639 2002-05-26 Neil Booth <neil@daikokuya.demon.co.uk>
5641 * cppexp.c (possible_sum_sign, integer_overflow, left_shift,
5642 right_shift): Remove.
5643 (cpp_num, cpp_num_part, PART_PRECISION, HALF_MASK, LOW_PART,
5645 (struct op): Use cpp_num.
5646 (num_zerop, num_eq, num_positive, num_greater_freq, num_trim,
5647 num_part_mul, num_unary_op, num_binary_op, num_negate,
5648 num_bitwise_op, num_inequality_op, num_equality_op, num_mul,
5649 num_div_op, num_lshift, num_rshift, append_digit): New.
5650 (interpret_number, parse_defined, eval_token, reduce): Update
5651 for two-integer arithmetic.
5652 (binary_handler): New typedef.
5654 (COMPARE, EQUALITY, BITWISE, MINMAX, UNARY, SHIFT): Delete.
5655 (_cpp_parse_expr, reduce): Update to handle two-integers.
5656 * cpplib.c (_cpp_test_assertion): Back up on CPP_EOF.
5658 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5660 * config/avr/avr-protos.h (avr_out_sbxx_branch): Declare.
5661 * config/avr/avr.c (jump_over_one_insn_p): Take length of the
5662 branch insn into account, do not assume 1.
5663 (avr_out_sbxx_branch): New function. Optimize cases of skipping
5664 over single word insn. Handle upper half of I/O space too.
5665 * config/avr/avr.md (*sbrx_branch): Use it.
5666 (*sbrx_and_branchhi, *sbrx_and_branchsi): Likewise.
5667 (*sbix_branch, *sbix_branch_bit7): Likewise.
5668 (*sbix_branch_tmp, *sbix_branch_tmp_bit7): New.
5669 Use RTL peepholes to optimize register operand sign tests.
5671 2002-05-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
5673 * config/avr/avr.c (avr_asm_only_p): New variable.
5674 (avr_override_options): Set it here if AVR1.
5675 (asm_file_start): Test it here, report an error if set.
5677 2002-05-26 Kazu Hirata <kazu@cs.umass.edu>
5679 * alias.c: Fix formatting.
5680 * attribs.c: Likewise.
5681 * bb-reorder.c: Likewise.
5682 * bitmap.c: Likewise.
5683 * bitmap.h: Likewise.
5684 * builtins.c: Likewise.
5686 Sun May 26 14:00:44 CEST 2002 Jan Hubicka <jh@suse.cz>
5688 * reload.c (find_valid_class): Accept new argument DEST,
5689 choose class accordingly.
5690 (push_reload): Update callers.
5692 2002-05-26 Andreas Jaeger <aj@suse.de>
5694 * combine.c (combine_instructions): Do not indent #if for
5697 2002-05-25 Richard Henderson <rth@redhat.com>
5699 * c-pragma.c (apply_pragma_weak): Convert value identifier to
5700 string for decl_attributes.
5701 (handle_pragma_weak): Call assemble_alias if we're modifying
5704 2002-05-25 Richard Henderson <rth@redhat.com>
5707 * config/sparc/sparc.c (sparc_output_mi_thunk): New implementation
5708 using rtl instead of fprintf.
5709 * config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Use it.
5710 * config/sparc/sparc-protos.h: Update.
5712 2002-05-25 Neil Booth <neil@daikokuya.demon.co.uk>
5714 * Makefile.in (C_COMMON_H): Fix.
5715 Update other targets.
5716 * c-common.c: Don't include c-lex.h.
5717 (builtin_define_with_value): Make static and prototype.
5718 (builtin_define_std): Move from c-lex.h.
5719 * c-common.h (init_c_lex): Move from c-lex.h.
5720 * c-decl.c: Don't include c-lex.h.
5721 (make_pointer_declarator): Move from c-parse.in.
5722 * c-lex.c: Don't include c-lex.h.
5724 * c-parse.in: Don't include c-lex.h; include c-pragma.h.
5725 (make_pointer_declarator): Move to c-decl.c.
5726 * c-pragma.c: Don't include c-lex.h.
5727 * c-pragma.h (yydebug, YYDEBUG, parse_in, c_lex): Move from c-lex.h.
5728 * c-tree.h (make_pointer_declarator): New.
5730 * passes.texi, tm.texi: Update.
5732 * Make-lang.in: Update and correct.
5733 * objc-act.c: Don't include c-lex.h or cpplib.h.
5735 * treetree.c: Don't include c-lex.h.
5737 * darwin-c.c: Don't include c-lex.h.
5738 * c4x/c4x-c.c: Don't include c-lex.h.
5739 * c4x/t-c4x: Update.
5740 * i370/i370-c.c: Don't include c-lex.h.
5741 * i370/t-i370: Update.
5742 * i960/i960-c.c: Don't include c-lex.h.
5743 * i960/i960.c: Don't include cpplib.h, c-lex.h or c-pragma.h.
5744 * i960/t-960bare: Update.
5745 * i960/t-vxworks: Update.
5746 * rs6000/rs6000-c.c: Don't include c-lex.h; include c-pragma.h.
5747 * rs6000/t-darwin: Update.
5748 * rs6000/t-rs6000-c-rule: Update.
5749 * v850/v850-c.c: Don't include c-lex.h.
5750 * v850/v850.c: Don't include c-lex.h or cpplib.h.
5753 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
5755 * tree.def: Fix typos.
5756 * doc/install.texi: Likewise.
5758 2002-05-25 Richard Henderson <rth@redhat.com>
5760 * configure.in (HAVE_AS_TLS): Add ia64 test.
5761 * configure: Rebuild.
5762 * config/ia64/ia64.c (ia64_tls_size_string, ia64_tls_size): New.
5763 (override_options): Set it.
5764 (TARGET_HAVE_TLS): New.
5765 (sdata_symbolic_operand): Look for 's'.
5766 (tls_symbolic_operand): New.
5767 (ia64_expand_load_address): Abort for tls symbols.
5768 (gen_tls_get_addr): New.
5769 (gen_thread_pointer): New.
5770 (ia64_expand_move): Split out from movdi. Handle tls symbols.
5771 (rtx_needs_barrier): Add new unspecs.
5772 (ia64_encode_section_info): Handle tls symbols.
5773 (ia64_strip_name_encoding): Strip two encoding chars.
5774 * config/ia64/ia64.h (ia64_tls_size, ia64_tls_size_string): New.
5775 (TARGET_TLS14, TARGET_TLS22, TARGET_TLS64): New.
5776 (TARGET_OPTIONS): Add tls-size.
5777 (ENCODE_SECTION_INFO_CHAR): Rename from SDATA_NAME_FLAG_CHAR.
5778 * config/ia64/ia64.md (UNSPEC_LTOFF_DTPMOD, UNSPEC_LTOFF_DTPREL,
5779 UNSPEC_DTPREL, UNSPEC_LTOFF_TPREL, UNSPEC_TPREL, UNSPEC_LD_BASE): New.
5780 (movqi, movhi, movsi, movdi, movti): Use ia64_expand_move.
5781 (movsf, movdf): Likewise.
5782 (movdi_symbolic): Use match_scratch. Don't split if we won't
5783 have a scratch availiable.
5784 (load_ltoff_dtpmod, load_dtprel, load_dtprel64, load_dtprel22,
5785 add_dtprel, add_dtprel14, add_dtprel22, load_ltoff_tprel, load_tprel,
5786 load_tprel64, load_tprel22, add_tprel, add_tprel14, add_tprel22): New.
5787 * config/ia64/ia64-protos.h: Update.
5788 * config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use
5789 sdata_symbolic_operand.
5790 (ASM_OUTPUT_LABELREF): Strip two characters.
5792 2002-05-25 Kazu Hirata <kazu@cs.umass.edu>
5794 * combine.c (simplify_set): Remove an unnecessary subreg.
5796 2002-05-25 Marek Michalkiewicz <marekm@amelek.gda.pl>
5798 * config/avr/avr.c (avr_handle_progmem_attribute): Handle TYPE_DECL.
5800 * config/avr/avr.h (BSS_SECTION_ASM_OP, ASM_OUTPUT_BSS): New.
5802 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
5804 * toplev.c (output_clean_symbol_name): Fix another thinko. Gosh.
5806 2002-05-25 Roger Sayle <roger@eyesopen.com>
5808 * simplify-rtx.c (simplify_gen_relational): Simplify the RTX
5809 (cond (compare x y) 0) into the equivalent (cond x y).
5811 2002-05-25 Gabriel Dos Reis <gdr@codesourcery.com>
5813 * toplev.c (output_clean_symbol_name): Use xstrdup. Fix thinko.
5815 2002-05-24 Zack Weinberg <zack@codesourcery.com>
5817 * config.gcc: Remove all stanzas for previously obsoleted
5818 systems. Where necessary, add explicit error stanzas to
5819 prevent removed systems from being misidentified as something
5820 else. Begin a fresh obsoletions list, with the systems that
5821 were reprieved last round.
5822 * doc/install.texi: Remove all mention of dead targets.
5823 * fixinc/mkfixinc.sh: Likewise.
5825 * config/arm/arm.h: Bit 31 of target_flags is no longer
5828 * config/1750a/1750a-protos.h, config/1750a/1750a.c,
5829 config/1750a/1750a.h, config/1750a/1750a.md, config/1750a/ms1750.inc,
5830 config/a29k/a29k-protos.h, config/a29k/a29k.c, config/a29k/a29k.h,
5831 config/a29k/a29k.md, config/a29k/rtems.h, config/a29k/t-a29kbare,
5832 config/a29k/t-vx29k, config/a29k/unix.h, config/a29k/vx29k.h,
5833 config/alpha/osf12.h, config/alpha/osf2or3.h,
5834 config/arm/arm-wince-pe.h, config/arm/arm.h, config/arm/riscix.h,
5835 config/arm/riscix1-1.h, config/arm/rix-gas.h, config/arm/t-riscix,
5836 config/clipper/clipper-protos.h, config/clipper/clipper.c,
5837 config/clipper/clipper.h, config/clipper/clipper.md,
5838 config/clipper/clix.h, config/convex/convex-protos.h,
5839 config/convex/convex.c, config/convex/convex.h,
5840 config/convex/convex.md, config/convex/fixinc.convex,
5841 config/convex/proto.h, config/elxsi/elxsi-protos.h,
5842 config/elxsi/elxsi.c, config/elxsi/elxsi.h, config/elxsi/elxsi.md,
5843 config/i386/386bsd.h, config/i386/aix386.h, config/i386/aix386ng.h,
5844 config/i386/bsd386.h, config/i386/dgux.h, config/i386/djgpp-rtems.h,
5845 config/i386/isc.h, config/i386/iscdbx.h, config/i386/linux-oldld.h,
5846 config/i386/next.h, config/i386/osf1-ci.asm, config/i386/osf1-cn.asm,
5847 config/i386/osf1elf.h, config/i386/osf1elfgdb.h, config/i386/osfelf.h,
5848 config/i386/osfrose.h, config/i386/rtems.h, config/i386/seq-gas.h,
5849 config/i386/seq-sysv3.h, config/i386/seq2-sysv3.h,
5850 config/i386/sequent.h, config/i386/sun.h, config/i386/sun386.h,
5851 config/i386/t-dgux, config/i386/t-next, config/i386/t-osf,
5852 config/i386/t-osf1elf, config/i860/bsd-gas.h, config/i860/bsd.h,
5853 config/i860/fx2800.h, config/i860/i860-protos.h, config/i860/i860.c,
5854 config/i860/i860.h, config/i860/i860.md, config/i860/mach.h,
5855 config/i860/paragon.h, config/i860/sysv3.h, config/i860/sysv4.h,
5856 config/i860/t-fx2800, config/i860/varargs.asm, config/m68k/a-ux.h,
5857 config/m68k/altos3068.h, config/m68k/apollo68.h,
5858 config/m68k/aux-crt1.c, config/m68k/aux-crt2.asm,
5859 config/m68k/aux-crtn.asm, config/m68k/aux-exit.c,
5860 config/m68k/aux-low.gld, config/m68k/aux-mcount.c,
5861 config/m68k/auxas.h, config/m68k/auxgas.h, config/m68k/auxgld.h,
5862 config/m68k/auxld.h, config/m68k/ctix.h, config/m68k/dpx2.h,
5863 config/m68k/dpx2.ifile, config/m68k/dpx2cdbx.h, config/m68k/dpx2g.h,
5864 config/m68k/isi-nfp.h, config/m68k/isi.h, config/m68k/lynx-ng.h,
5865 config/m68k/lynx.h, config/m68k/math-3300.h, config/m68k/news.h,
5866 config/m68k/news3.h, config/m68k/news3gas.h, config/m68k/newsgas.h,
5867 config/m68k/next.h, config/m68k/next21.h, config/m68k/rtems.h,
5868 config/m68k/t-aux, config/m68k/t-lynx, config/m68k/t-next,
5869 config/m68k/x-next, config/m88k/dgux.h, config/m88k/dgux.ld,
5870 config/m88k/dguxbcs.h, config/m88k/dolph.h, config/m88k/dolphin.ld,
5871 config/m88k/luna.h, config/m88k/m88k-coff.h, config/m88k/sysv3.h,
5872 config/m88k/t-bug, config/m88k/t-dgux, config/m88k/t-dgux-gas,
5873 config/m88k/t-dguxbcs, config/m88k/t-dolph, config/m88k/t-m88k-gas,
5874 config/m88k/t-tekXD88, config/m88k/tekXD88.h, config/m88k/tekXD88.ld,
5875 config/mips/bsd-4.h, config/mips/bsd-5.h, config/mips/dec-bsd.h,
5876 config/mips/dec-osf1.h, config/mips/elflorion.h,
5877 config/mips/iris4loser.h, config/mips/mips-5.h, config/mips/news4.h,
5878 config/mips/news5.h, config/mips/nws3250v4.h, config/mips/osfrose.h,
5879 config/mips/svr3-4.h, config/mips/svr3-5.h, config/mips/svr4-4.h,
5880 config/mips/svr4-5.h, config/mips/svr4-t.h, config/mips/t-bsd,
5881 config/mips/t-bsd-gas, config/mips/t-svr3, config/mips/t-svr3-gas,
5882 config/mips/t-svr4, config/mips/t-svr4-gas, config/mips/t-ultrix,
5883 config/mips/ultrix.h, config/nextstep-protos.h, config/nextstep.c,
5884 config/nextstep.h, config/nextstep21.h, config/ns32k/encore.h,
5885 config/ns32k/merlin.h, config/ns32k/pc532-mach.h,
5886 config/ns32k/pc532-min.h, config/ns32k/pc532.h,
5887 config/ns32k/sequent.h, config/ns32k/tek6000.h,
5888 config/ns32k/tek6100.h, config/ns32k/tek6200.h, config/pj/lib1funcs.S,
5889 config/pj/linux.h, config/pj/pj-protos.h, config/pj/pj.c,
5890 config/pj/pj.h, config/pj/pj.md, config/pj/pjl.h, config/pj/t-pj,
5891 config/sparc/rtems.h, config/we32k/we32k-protos.h,
5892 config/we32k/we32k.c, config/we32k/we32k.h, config/we32k/we32k.md:
5895 2002-05-24 Richard Henderson <rth@redhat.com>
5897 * flags.h (TLS_MODEL_GLOBAL_DYNAMIC): Set to 1.
5898 * toplev.c (flag_tls_default) Set to TLS_MODEL_GLOBAL_DYNAMIC.
5899 * config/i386/i386.c (tls_model_chars): Add leading space.
5900 (tls_symbolic_operand): Don't bias by 1.
5901 (legitimize_address): Don't unbias by 1.
5903 2002-05-24 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
5905 * lcm.c (optimize_mode_switching): Change bb used as indices
5908 2002-05-24 Richard Henderson <rth@redhat.com>
5910 * config/ia64/ia64.c (ia64_reorg): Use update_life_info instead
5911 of update_life_info_in_dirty_blocks.
5913 2002-05-24 Jakub Jelinek <jakub@redhat.com>
5916 * final.c (get_mem_expr_from_op): Return 0 if op is NULL.
5918 2002-05-24 Neil Booth <neil@daikokuya.demon.co.uk>
5920 PR preprocessor/6780
5921 * cppmacro.c (enter_macro_context): Clear state.angled_headers.
5923 2002-05-24 Jim Blandy <jimb@redhat.com>
5925 * dwarf2out.c (dwarf2out_finish): Don't forget to emit a final
5926 entry with a type code of zero, marking the end of the compilation
5929 2002-05-24 Richard Henderson <rth@redhat.com>
5931 * varasm.c (asm_output_bss): Always output one byte.
5932 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_LOCAL): Likewise.
5934 2002-05-24 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
5936 * tree.c (decl_type_context): Return NULL_TREE if decl's context is a
5939 2002-05-24 Andreas Jaeger <aj@suse.de>
5941 * ggc-page.c (alloc_page): Cast variables of type size_t to
5942 unsigned long, adjust printf format string.
5943 (ggc_alloc): Likewise.
5944 (ggc_print_statistics): Likewise.
5945 (ggc_print_statistics): Correct printf format string for SCALE to
5948 2002-05-24 Danny Smith <dannysmith@users.sourceforge.net>
5950 * config/i386/mingw32.h (CPP_SPEC): Remove -remap.
5952 2002-05-23 Gabriel Dos Reis <gdr@codesourcery.com>
5953 Zack Weinberg <zack@codesourcery.com>
5955 * config/i386/mingw32.h (OUTPUT_QUOTED_STRING): Properly output
5957 * dwarf2out.c (lookup_filename): Properly quote filename in .file
5958 directive in assembly file.
5959 * config/m68k/dpx2.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
5960 * config/m88k/m88k.h (ASM_OUTPUT_SOURCE_FILENAME): Likewise.
5961 * config/pj/pj.h (ASM_FILE_START): Likewise.
5962 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
5963 * config/avr/avr.c (asm_file_end): Likewise.
5964 * toplev.c (output_quoted_string): Handle possibly signed plain
5966 * toplev.h (output_clean_symbol_name): Declare
5967 * toplev.c (output_clean_symbol_name): Define.
5968 * config/alpha/alpha.c (unicosmk_output_module_name): Use it.
5969 * config/1750a/1750a.h (ASM_FILE_START): Likewise.
5971 2002-05-24 Alan Modra <amodra@bigpond.net.au>
5973 * config/rs6000/rs6000.c (output_toc): Mask longs to 32 bits.
5975 2002-05-23 Vladimir Makarov <vmakarov@redhat.com>
5977 * genautomata.c (reserv_sets_hash_value): Use shift equal to 3/4
5978 of size of unsigned.
5980 2002-05-23 Richard Henderson <rth@redhat.com>
5982 * configure.in (HAVE_AS_TLS): New test.
5983 * config.in, configure: Rebuild.
5984 * config/i386/i386.c (TARGET_HAVE_TLS): Set if HAVE_AS_TLS.
5985 (ix86_tls_dialect_string, ix86_tls_dialect): New.
5986 (override_options): Set it.
5987 (tls_model_chars, tls_symbolic_operand): New.
5988 (tls_symbolic_operand_1, global_dynamic_symbolic_operand): New.
5989 (local_dynamic_symbolic_operand, initial_exec_symbolic_operand): New.
5990 (local_exec_symbolic_operand): New.
5991 (get_pic_label_name): Merge into output_set_got.
5992 (ix86_asm_file_end): Emit pic_label_name if defined.
5993 (legitimate_constant_p, constant_address_p): New.
5994 (legitimate_pic_operand_p): New.
5995 (legitimate_pic_address_disp_p): Handle GOTTPOFF, NTPOFF, DTPOFF.
5996 (legitimate_address_p): Likewise.
5997 (ix86_encode_section_info): Rename from i386_; handle tls decls.
5998 (ix86_strip_name_encoding): New.
5999 (get_thread_pointer): New.
6000 (legitimize_address): Handle tls symbols.
6001 (output_pic_addr_const): Handle GOTTPOFF, TPOFF, NTPOFF, DTPOFF.
6003 (struct machine_function): Add some_ld_name.
6004 (get_some_local_dynamic_name, get_some_local_dynamic_name_1): Set it.
6005 (print_operand) [&]: Use it. Handle UNSPEC_TP.
6006 (output_addr_const_extra): New.
6007 (maybe_get_pool_constant): New.
6008 (ix86_split_to_parts): Use it.
6009 (ix86_expand_move): Handle tls symbols.
6010 (ix86_tls_get_addr): New.
6011 * config/i386/i386.h (TARGET_GNU_TLS, TARGET_SUN_TLS): New.
6012 (TARGET_OPTIONS): Add tls-dialect.
6013 (CONSTANT_ADDRESS_P): Use new out-of-line function.
6014 (LEGITIMATE_CONSTANT_P): Likewise.
6015 (LEGITIMATE_PIC_OPERAND_P): Likewise.
6016 (TARGET_STRIP_NAME_ENCODING): New.
6017 (ASM_OUTPUT_LABELREF): New.
6018 (PRINT_OPERAND_PUNCT_VALID_P): Add '&'.
6019 (OUTPUT_ADDR_CONST_EXTRA): New.
6020 (PREDICATE_CODES): Update.
6021 (ix86_tls_dialect, ix86_tls_dialect_string): New.
6022 * config/i386/i386.md: Regroup and renumber unspec constants.
6023 (tls_global_dynamic_gnu, tls_global_dynamic_sun): New.
6024 (tls_local_dynamic_base_gnu, tls_local_dynamic_base_sun): New.
6025 (tls_global_dynamic, tls_local_dynamic_base): New.
6026 (tls_local_dynamic_once): New.
6027 * config/i386/i386-protos.h: Update.
6029 2002-05-23 Richard Henderson <rth@redhat.com>
6031 * genemit.c (gen_insn): Print file:lineno comment before function.
6033 * gensupport.c (struct queue_elem): Add filename member.
6034 (queue_pattern): Initialize it; update all callers.
6035 (process_include): Don't free filename.
6036 (read_md_rtx): Set read_rtx_filename.
6038 2002-05-23 Hans Boehm <Hans_Boehm@hp.com>
6040 * config/ia64/linux.h (IA64_GATE_AREA_END): Adjust for 64K pages.
6042 2002-05-23 Richard Henderson <rth@redhat.com>
6044 * config/i386/i386.c (output_set_got): Fix typo in pic no-deep case.
6046 2002-05-23 Richard Henderson <rth@redhat.com>
6048 * doc/extend.texi (C++98 Thread-Local Edits): Update with
6049 commentary from Mark.
6051 2002-05-23 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6053 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1):
6054 Use FOR_EACH_BB macros to iterate over basic block chain.
6055 * cfg.c (clear_edges, clear_bb_flags, dump_flow_info,
6056 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges):
6058 * cfganal.c (set_edge_can_fallthru_flag, flow_call_edges_add,
6059 find_unreachable_blocks, create_edge_list, verify_edge_list,
6060 remove_fake_edges, add_noreturn_fake_exit_edges,
6061 flow_preorder_transversal_compute, flow_dfs_compute_reverse_execute):
6063 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
6064 find_sub_basic_blocks): Likewise.
6065 * cfgcleanup.c (try_optimize_cfg, delete_unreachable_blocks):
6067 * cfglayout.c (record_effective_endpoints, cleanup_unconditional_jumps):
6069 * cfgloop.c (flow_loops_cfg_dump, flow_loops_find):
6071 * cfgrtl.c (compute_bb_for_insn, tidy_fallthru_edges,
6072 commit_edge_insertions, commit_edge_insertions_watch_calls,
6073 print_rtl_with_bb, verify_flow_info, purge_all_dead_edges): Likewise.
6074 * combine.c (combine_instructions, reg_dead_at_p): Likewise.
6075 * conflict.c (conflict_graph_compute): Likewise.
6076 * df.c (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
6077 df_modified_p, df_refs_unlink, df_dump): Likewise.
6078 * dominance.c (calc_dfs_tree, calculate_dominance_info): Likewise.
6079 * final.c (compute_alignments): Likewise.
6080 * flow.c (update_life_info, update_life_info_in_dirty_blocks,
6081 delete_noop_moves, calculate_global_regs_live, allocate_bb_life_data,
6082 count_or_remove_death_notes): Likewise.
6083 * gcse.c (oprs_unchanged_p, record_last_reg_set_info,
6084 compute_hash_table, compute_kill_rd, compute_rd, compute_ae_kill,
6085 classic_gcse, compute_transp, cprop, compute_pre_data,
6086 compute_transpout, invalidate_nonnull_info,
6087 delete_null_pointer_checks_1, delete_null_pointer_checks,
6088 compute_code_hoist_vbeinout, hoist_code, compute_ld_motion_mems,
6089 compute_store_table, build_store_vectors, store_motion): Likewise.
6090 * global.c (global_conflicts, mark_elimination): Likewise.
6091 * graph.c (print_rtl_graph_with_bb): Likewise.
6092 * haifa-sched.c (sched_init): Likewise.
6093 * ifcvt.c (if_convert): Likewise.
6094 * lcm.c (compute_antinout_edge, compute_laterin, compute_insert_delete,
6095 compute_available, compute_nearerout, compute_rev_insert_delete,
6096 optimize_mode_switching): Likewise.
6097 * local-alloc.c (local_alloc, update_equiv_regs): Likewise.
6098 * predict.c (estimate_probability, note_prediction_to_br_prob,
6099 propagate_freq, counts_to_freqs, expensive_function_p,
6100 estimate_bb_frequencies): Likewise.
6101 * profile.c (instrument_edges, get_exec_counts,
6102 compute_branch_probabilities, compute_checksum, branch_prob,
6103 find_spanning_tree): Likewise.
6104 * recog.c (split_all_insns, peephole2_optimize): Likewise.
6105 * reg-stack.c (reg_to_stack, convert_regs_entry, convert_regs):
6107 * regclass.c (scan_one_insn, regclass): Likewise.
6108 * regmove.c (mark_flags_life_zones, regmove_optimize,
6109 record_stack_memrefs): Likewise.
6110 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Likewise.
6111 * reload1.c (reload, reload_combine, fixup_abnormal_edges): Likewise.
6112 * resource.c (find_basic_block): Likewise.
6113 * sched-ebb.c (schedule_ebbs): Likewise.
6114 * sched-rgn.c (is_cfg_nonregular, build_control_flow,
6115 find_single_block_region, find_rgns, schedule_insns)
6116 * sibcall.c (optimize_sibling_and_tail_recursive_call)
6117 * ssa-ccp.c (optimize_unexecutable_edges,
6118 ssa_ccp_df_delete_unreachable_insns): Likewise.
6119 * ssa-dce.c (ssa_eliminate_dead_code): Likewise.
6120 * ssa.c (find_evaluations, compute_dominance_frontiers_1,
6121 rename_block, convert_to_ssa, compute_conservative_reg_partition,
6122 compute_coalesced_reg_partition, rename_equivalent_regs,
6123 convert_from_ssa): Likewise.
6124 * config/ia64/ia64.c (emit_predicate_relation_info, process_epilogue,
6125 process_for_unwind_directive): Likewise.
6127 * df.c (FOR_ALL_BBS): Removed.
6128 * gcse.c (struct null_pointer_info): Type of current_block field
6130 (struct reg_avail_info): Type of last_bb field changed.
6131 * config/ia64/ia64.c (block_num): Removed.
6132 (need_copy_state): Type changed.
6135 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
6137 * cppinit.c (mark_named_operators): Split out from init_builtins.
6138 (cpp_finish_options): Call it from here instead.
6140 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
6142 * builtin-attrs.def: Update copyright years.
6143 (ATTR_NONNULL): New attribute identifier.
6144 (ATTR_NONNULL_1, ATTR_NONNULL_2, ATTR_NONNULL_3): New
6145 attribute tree lists.
6146 (DEF_FORMAT_ATTRIBUTE): Chain a nonnull attribute for the
6148 (ATTR_FORMAT_ARG_1, ATTR_FORMAT_ARG_2): Use...
6149 (DEF_FORMAT_ARG_ATTRIBUTE): ...this to generate format_arg
6150 attribute lists. Chain the appropriate nonnull attribute.
6151 * c-format.c (check_format_arg): Remove null format string
6153 * testsuite/gcc.dg/format/null-1.c: New test.
6155 2002-05-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6157 * Makefile.in (ADAC): Define.
6159 (.SUFFIXES): Move before language makefile fragments.
6160 (STAGE2_FLAGS_TO_PASS): Use stage CC as ADAC.
6162 2002-05-23 Mark Mitchell <mark@codesourcery.com>
6164 * varasm.c (make_decl_rtl): Don't allow weak variables to be
6167 Thu May 23 19:43:41 CEST 2002 Jan Hubicka <jh@suse.cz>
6169 * cfg.c (dump_flow_info): Print results of
6170 maybe_hot/probably_never_executed predicates.
6171 * toplev.c (open_dump_file): Print function frequency.
6173 2002-05-23 David S. Miller <davem@redhat.com>
6175 * cse.c (approx_reg_cost_1, approx_reg_cost): Recode to not use
6178 2002-05-23 Jason Thorpe <thorpej@wasabisystems.com>
6180 * c-common.c (warn_nonnull): Declare.
6181 (c_common_attribute_table): Add "nonnull" attribute.
6182 (handle_nonnull_attribute, check_function_nonnull, nonnull_check_p,
6183 check_nonnull_arg, get_nonnull_operand, check_function_arguments,
6184 check_function_arguments_recurse): New functions.
6185 * c-common.h (warn_nonnull): Declare extern.
6186 (check_function_arguments, check_function_arguments_recurse): New
6188 * c-decl.c (c_decode_option): Add -Wnonnull option.
6189 * c-format.c (set_Wformat): Set warn_nonnull if enabling
6191 (format_check_context): New structure.
6192 (check_format_info_recurse): Remove recursion and rename to...
6193 (check_format_arg): ...this. Update comment.
6194 (check_format_info): Use check_function_arguments_recurse.
6195 * c-typeck.c (build_function_call): Call check_function_arguments
6196 instead of check_function_format.
6197 * doc/extend.texi: Document "nonnull" attribute.
6198 * doc/invoke.texi: Docuemnt -Wnonnull option.
6199 * testsuite/gcc.dg/nonnull-1.c: New test.
6200 * testsuite/gcc.dg/nonnull-2.c: New test.
6202 2002-05-23 David S. Miller <davem@redhat.com>
6204 * basic-block.h (CLEANUP_NO_INSN_DEL): Define it.
6205 * cfgcleanup.c (cleanup_cfg): If it is set do not
6206 attempt to delete trivially dead insns.
6207 * except.c (finish_eh_generation): Pass it to cleanup_cfg.
6208 * toplev.c (rest_of_compilation): Document non-trivial aspect
6209 the RTL before optimize_save_area_alloca is run.
6211 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
6213 * c-lex.c (indent_level): Remove.
6214 (cb_file_change, c_lex): Remove indent level handling.
6215 * c-lex.h (indent_level): Remove.
6216 * input.h (struct file_stack): Remove indent_level.
6217 * toplev.c (push_srcloc): Remove indent_level handling.
6219 2002-05-23 Jakub Jelinek <jakub@redhat.com>
6222 * config/i386/i386.md (sse_movdfcc, sse_movdfcc_eq): Use Y instead
6223 of x in constraints for clarity.
6224 (sse_mov?fcc split): abort if op2 == op3.
6225 (sse_movsfcc_const0_1, sse_movsfcc_const0_2, sse_movsfcc_const0_3,
6226 sse_movsfcc_const0_4): Add earlyclobber.
6227 (sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
6228 sse_movdfcc_const0_4): Likewise. Use DFmode, not SFmode.
6229 Use Y instead of x in constraints.
6231 2002-05-23 Richard Henderson <rth@redhat.com>
6233 * doc/extend.texi (C99 Thread-Local Edits): New subsection.
6234 (C++98 Thread-Local Edits): New subsection.
6236 * config/i386/i386.c, config/i386/i386.h: Tidy comments and whitespace.
6237 (ix86_arch): Set type to enum processor_type.
6239 * config/i386/i386.md (movsi_1, movdi_1_rex64): Use
6240 LEGITIMATE_PIC_OPERAND_P not SYMBOLIC_CONST.
6242 2002-05-23 Jakub Jelinek <jakub@redhat.com>
6244 * configure.in: Fix as version test for binutils 2.12.1 releases
6246 * configure: Rebuilt.
6248 2002-05-23 Richard Henderson <rth@redhat.com>
6250 * config/i386/i386.c (get_pic_label_name): New.
6251 (load_pic_register): Remove.
6252 (output_set_got): New.
6253 (ix86_expand_prologue): Use gen_set_got; mark insn REG_MAYBE_DEAD.
6254 * config/i386/i386.md (UNSPEC_SET_GOT): New.
6255 (UNSPECV_PROLOGUE_SET_GOT, UNSPECV_PROLOGUE_GET_PC): Remove.
6256 (prologue_set_got, prologue_get_pc): Remove.
6257 (set_got, set_got_nopic, set_got_deep, set_got_nodeep): New.
6258 (builtin_setjmp_receiver): Use gen_set_got.
6259 * config/i386/i386-protos.h: Update.
6261 Thu May 23 09:22:23 CEST 2002 Jan Hubicka <jh@suse.cz>
6263 * gcse.c (hash_expr): Do not use alias set for hashing.
6265 2002-05-22 Kevin Buettner <kevinb@redhat.com>
6267 * dbxout.c (dbxout_class_name_qualifiers): New function.
6268 (dbxout_symbol): Output class/struct qualifiers for a .stabs entry.
6270 2002-05-23 Neil Booth <neil@daikokuya.demon.co.uk>
6272 * cpperror.c (_cpp_begin_message): No special casing
6274 * cppinit.c (sanity_checks): s/DL_FATAL/DL_ICE/.
6275 (output_deps, cpp_handle_option, cpp_post_options): Use DL_ERROR.
6276 * cpplib.c (do_include_common): Use DL_ERROR.
6277 * cpplib.h (CPP_FATAL_LIMIT, CPP_FATAL_ERRORS, DL_FATAL): Remove.
6279 * fix-header.c (read_scan_file): Update.
6281 2002-05-22 Richard Henderson <rth@redhat.com>
6283 * config/i386/i386.c (ix86_expand_call): New function, extracted
6284 from md call patterns. Add pic_offset_table_rtx to
6285 CALL_INSN_FUNCTION_USAGE when needed.
6286 * config/i386/i386.md (call_pop, call): Use ix86_expand_call.
6287 (call_value_pop, call_value, untyped_call): Likewise.
6288 (call_exp, call_value_exp): Remove.
6289 * config/i386/i386-protos.h: Update.
6291 2002-05-22 Richard Henderson <rth@redhat.com>
6293 * varasm.c (default_section_type_flags): Check for VAR_DECL
6294 before using DECL_THREAD_LOCAL.
6296 2002-05-22 David Edelsohn <edelsohn@gnu.org>
6298 * config/rs6000/aix43.h (LINK_SPEC): Add PE initializer.
6299 (STARTFILE_SPEC): Delete PE crt0.o.
6300 * config/rs6000/aix51.h: Same.
6301 * config/rs6000/rs6000.c: Use TARGET_XCOFF, not OBJECT_FORMAT_COFF.
6302 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Append [DS] to
6303 function descriptor symbol. Use RS6000_OUTPUT_BASENAME.
6304 (ASM_OUTPUT_DEF_FROM_DECLS): Use RS6000_OUTPUT_BASENAME.
6305 * config/rs6000/xcoff.h (ASM_OUTPUT_DEF): Define.
6307 2002-05-22 Richard Henderson <rth@redhat.com>
6309 * varasm.c (default_section_type_flags): Handle tls data and
6311 (default_unique_section): Handle tls sections.
6313 2002-05-23 Alan Modra <amodra@bigpond.net.au>
6315 * configure.in (CROSS): Define NATIVE_CROSS.
6316 * configure: Regenerate.
6317 * gcc.c (STARTFILE_PREFIX_SPEC): Define.
6318 (startfile_prefix_spec): New var.
6319 (static_specs): Add startfile_prefix_spec.
6320 (do_spec_2): Split out from..
6322 (main): Process startfile_prefix_spec.
6323 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC) Change name of
6325 (STARTFILE_PREFIX_SPEC): Define.
6326 (STARTFILE_LINUX_SPEC, ENDFILE_LINUX_SPEC): Rewrite without
6329 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
6331 * cpperror.c: Fix formatting.
6332 * cppexp.c: Likewise.
6333 * cppfiles.c: Likewise.
6334 * cpphash.c: Likewise.
6335 * cpphash.h: Likewise.
6336 * cppinit.c: Likewise.
6337 * cpplex.c: Likewise.
6338 * cpplib.c: Likewise.
6339 * cppmacro.c: Likewise.
6340 * cppmain.c: Likewise.
6341 * cppspec.c: Likewise.
6343 2002-05-22 Jakub Jelinek <jakub@redhat.com>
6345 * combine.c (force_to_mode): Use gen_int_mode.
6346 Don't clear CONST_INT bits outside of mode.
6348 2002-05-22 Richard Henderson <rth@redhat.com>
6350 * fixinc/inclhack.def (thread_keyword): Match __thread as last arg.
6351 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
6353 2002-05-22 Jakub Jelinek <jakub@redhat.com>
6356 * emit-rtl.c (widen_memory_access): Only call compare_tree_int
6357 if DECL_SIZE_UNIT is INTEGER_CST.
6359 2002-05-22 Richard Henderson <rth@redhat.com>
6361 * flow.c (life_analysis): Delete broken reg_label check.
6363 2002-05-22 Richard Henderson <rth@redhat.com>
6365 * fixinc/inclhack.def (thread_keyword): Allow as any prototype arg.
6366 * fixinc/fixincl.x, fixinc/tests/base/pthread.h: Rebuild.
6368 Wed May 22 18:39:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
6370 * t-sh (LIB2FUNCS_EXTRA): Now embed-bb.c.
6371 (embed-bb.c): New rule.
6372 * t-sh64 (LIB2FUNCS_EXTRA): Don't change.
6373 * config/sh/embed_bb.c: Delete.
6375 Wed May 22 18:25:29 2002 J"orn Rennecke <joern.rennecke@superh.com>
6377 * c-common.c (cb_register_builtins): Don't indent '#' of #define.
6379 2002-05-22 Kazu Hirata <kazu@cs.umass.edu>
6381 * config/h8300/h8300.md (*andorqi3): New.
6383 2002-05-22 Neil Booth <neil@daikokuya.demon.co.uk>
6385 PR preprocessor/6517
6386 * Makefile.in: Update.
6387 * c-common.c (c_common_post_options): Add preprocessor
6388 errors to the error count.
6389 * c-lang.c (c_post_options): Kill.
6390 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
6391 * hooks.h: Add header guards.
6392 * langhooks-def.h: Include hooks.h.
6393 (LANG_HOOKS_POST_OPTIONS): Update.
6394 * langhooks.h (struct lang_hooks): Update post_options.
6395 * toplev.c (parse_options_and_default_flags): Update.
6397 * objc-lang.c (objc_post_options): Kill.
6398 (LANG_HOOKS_POST_OPTIONS): Use c_common_post_options.
6400 2002-05-21 Bruce Korb <bkorb@gnu.org>
6402 * fixinc/tests/base/pthread.h(THREAD_KEYWORD_CHECK): add fix check
6403 * fixinc/inclhack.def(thread_keyword): use c_fix = format.
6404 * fixinc/fixincl.x: regen.
6406 2002-05-21 Kazu Hirata <kazu@cs.umass.edu>
6408 * cfgbuild.c: Fix formatting.
6410 * cfgcleanup.c: Likewise.
6411 * cfglayout.c: Likewise.
6412 * cfgloop.c: Likewise.
6413 * cfgrtl.c: Likewise.
6415 2002-05-21 Richard Henderson <rth@redhat.com>
6417 * c-common.h (enum rid): Add RID_THREAD.
6418 * c-decl.c (start_decl): Do not set DECL_COMMON for tls variables.
6419 (grokdeclarator): Grok __thread.
6420 * c-parse.in (reswords): Add __thread.
6421 (rid_to_yy): Add RID_THREAD.
6423 * tree.h (DECL_THREAD_LOCAL): New.
6424 (struct tree_decl): Add thread_local_flag.
6425 * print-tree.c (print_node): Dump DECL_THREAD_LOCAL.
6426 * tree.c (staticp): TLS variables are not static.
6428 * target-def.h (TARGET_HAVE_TLS): New.
6429 * target.h (have_tls): New.
6430 * output.h (SECTION_TLS): New.
6431 * varasm.c (assemble_variable): TLS variables can't be common for now.
6432 (default_section_type_flags): Handle .tdata and .tbss.
6433 (default_elf_asm_named_section): Handle SECTION_TLS.
6434 (categorize_decl_for_section): Handle DECL_THREAD_LOCAL.
6436 * flags.h (flag_tls_default): Declare.
6437 * toplev.c (flag_tls_default): Define.
6438 (display_help): Display help for it.
6439 (decode_f_option): Set it.
6441 * doc/extend.texi (Thread-Local): New node describing language-level
6442 thread-local storage.
6443 * doc/invoke.texi (-ftls-model): Document.
6445 * fixinc/inclhack.def (thread_keyword): New.
6446 * fixinc/fixincl.x: Rebuild.
6448 2002-05-21 Jeffrey A Law <law@redhat.com>
6450 * optabs.c (expand_binop): For double-word integer multiplies,
6451 do not compute intermediate results into something that is
6452 not a register (such as a SUBREG or MEM).
6454 * i386.c (ix86_sched_reorder_ppro): Fix typo/thinko.
6455 (ix86_sched_reorder): Make sure to initialize scheduling
6456 data even when there's only one insn in the ready queue.
6458 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
6460 * genautomata.c (reserv_sets_hash_value): Fix a typo.
6462 2002-05-21 Vladimir Makarov <vmakarov@redhat.com>
6464 * genautomata.c (reserv_sets_hash_value): Define hash_value as
6465 set_el_t. Transform the hash value into unsigned.
6466 (output_cycle_reservs): Fix bug with output of repeated `nothing'.
6467 (transform_3): Add code to process `(A,B)+(D,E)'.
6469 2002-05-21 NIIBE Yutaka <gniibe@m17n.org>
6471 * reload1.c (do_output_reload): Run delete_output_reload
6474 2002-05-21 Roger Sayle <roger@eyesopen.com>
6477 * expr.c (STORE_MAX_PIECES): New macro to avoid immediate constants
6478 larger than INTEGER_CST. (store_by_pieces_1): Use it here...
6479 (can_store_by_pieces): ... and here to limit the largest mode used.
6480 Add a comment to document this function.
6482 2002-05-21 Richard Henderson <rth@redhat.com>
6484 * flow.c (life_analysis): Fix test for deleted label.
6486 2002-05-21 Neil Booth <neil@daikokuya.demon.co.uk>
6488 * doc/tm.texi: Fix typo.
6490 2002-05-21 Zack Weinberg <zack@codesourcery.com>
6492 * c-common.c (c_common_init): Set options->unsigned_char from
6494 (cb_register_builtins): Define __STRICT_ANSI__ and
6495 __CHAR_UNSIGNED__ here...
6496 * cppinit.c (init_builtins): Not here.
6497 (cpp_create_reader): unsigned_char option defaults to 0, not
6498 !DEFAULT_SIGNED_CHAR.
6499 (COMMAND_LINE_OPTIONS, cpp_handle_option): Lose -fsigned-char
6500 and -funsigned-char.
6502 * cpphash.h (struct spec_nodes): Kill n__STRICT_ANSI__.
6503 * cpphash.c (_cpp_init_hashtable): Don't set it.
6504 * cppmacro.c (builtin_macro) [BT_STDC]: Use the language setting
6505 directly. Clarify comment.
6507 2002-05-21 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6509 * bb-reorder.c (make_reorder_chain_1): Use prev_bb/next_bb to get to
6510 neighbouring basic blocks. Use ENTRY_BLOCK_PTR->next_bb instead of
6511 BASIC_BLOCK (0). Use EXIT_BLOCK_PTR->prev_bb instead of
6512 BASIC_BLOCK (n_basic_blocks - 1).
6513 * cfganal.c (can_fallthru, flow_call_edges_add,
6514 flow_preorder_transversal_compute): Too.
6515 * cfgbuild.c (make_edges, find_basic_blocks, find_many_sub_basic_blocks,
6516 find_sub_basic_blocks): Too.
6517 * cfgcleanup.c (try_simplify_condjump, try_optimize_cfg): Too.
6518 * cfglayout.c (skip_insns_after_block, fixup_reorder_chain,
6519 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge): Too.
6520 * cfgrtl.c (tidy_fallthru_edges, verify_flow_info): Too.
6521 * combine.c (this_basic_block): Type changed to basic_block.
6522 (combine_instructions, set_nonzero_bits_and_sign_copies, try_combine,
6523 nonzero_bits, num_sign_bit_copies, get_last_value_validate,
6524 get_last_value, distribute_notes, distribute_links): Too.
6525 * final.c (compute_alignments): Too.
6526 * flow.c (regno_uninitialized, regno_clobbered_at_setjmp): Too.
6527 * function.c (thread_prologue_and_epilogue_insns): Too.
6528 * gcse.c (compute_code_hoist_vbeinout): Too.
6529 * global.c (build_insn_chain): Too.
6530 * ifcvt.c (find_if_block, find_cond_trap): Too.
6531 * predict.c (last_basic_block_p, note_prediction_to_br_prob): Too.
6532 * regmove.c (regmove_optimize): Too.
6533 * resource.c (find_basic_block): Too.
6534 * sched-ebb.c (schedule_ebbs): Too.
6535 * ssa-dce.c (find_control_dependence, find_pdom): Too.
6537 2002-05-21 Andreas Jaeger <aj@suse.de>
6539 * cppinit.c (sanity_checks): Avoid printf mismatch warnings.
6541 2002-05-21 Richard Henderson <rth@redhat.com>
6543 * reg-stack.c (swap_rtx_condition, subst_stack_regs_pat): Use
6544 unspec names, not numbers.
6546 2002-05-21 Joseph S. Myers <jsm28@cam.ac.uk>
6548 * doc/sourcebuild.texi: Mention snapshot-README and
6549 snapshot-index.html as needing updating for new front ends.
6551 2002-05-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6553 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): Avoid warnings when
6554 disabling checking, and avoid multiple evaluation of RTX.
6556 2002-05-21 Richard Earnshaw <rearnsha@arm.com>
6558 * bitmap.c (bitmap_find_bit): Return early if we have the correct
6561 Tue May 21 10:51:54 CEST 2002 Jan Hubicka <jh@suse.cz>
6563 * profile.c (gen_edge_profiler): Set alias set before the memory is
6566 2002-05-20 David S. Miller <davem@redhat.com>
6568 * cselib.c (max_value_regs): New.
6569 (cselib_lookup, cselib_invalidate_regno): Initialize it when
6570 adding new entries to the REG_VALUES table and we are dealing with
6572 (clear_table): Initialize it.
6573 (cselib_invalidate_regno): Use it to determine which hard
6574 registers to scan when mode is not VOIDmode.
6576 2002-05-20 Duraid Madina <duraid@fl.net.au>
6578 * tradcpp.c (fixup_newlines): Use old-style function header.
6580 2002-05-20 Krister Walfridsson <cato@df.lth.se>
6582 * reload1.c (reload_cse_simplify): Fix typo in rtx code check.
6584 2002-05-20 H.J. Lu (hjl@gnu.org)
6586 Base on suggestions from Zhang Fuxin <fxzhang@ict.ac.cn>:
6588 * config/mips/mips.h (DFMODE_NAN): Defined.
6589 (SFMODE_NAN): Likewise.
6591 2002-05-20 Dale Johannesen <dalej@apple.com>
6593 * combine.c (cant_combine_insn_p): Back out my
6596 2002-05-20 Kazu Hirata <kazu@cs.umass.edu>
6598 * params.c: Fix formatting.
6599 * params.h: Likewise.
6600 * predict.c: Likewise.
6601 * prefix.c: Likewise.
6602 * print-rtl.c: Likewise.
6603 * print-tree.c: Likewise.
6604 * profile.c: Likewise.
6606 2002-05-20 H.J. Lu (hjl@gnu.org)
6608 * gcc/config/mips/linux.h (SDB_DEBUGGING_INFO): Undefine.
6610 2002-05-20 Nick Clifton <nickc@cambridge.redhat.com>
6612 * config/arm/arm-wince-pe.h (ASM_SPEC): Pass -mcpu and -march
6613 switches straight on to the assembler, do not abbreviate them.
6614 * config/arm/elf.h (ASM_SPEC): As above.
6615 * config/arm/semi.h (ASM_SPEC): As above.
6616 * config/arm/unknown-elf-oabi.h (ASM_SPEC): As above.
6617 * config/arm/xscale-coff.h (SUBTARGET_ASM_SPEC): Pass
6618 -mcpu=xscale on to the assembler by default.
6619 * config/arm/xscale-elf.h (SUBTARGET_ASM_SPEC): As above.
6621 2002-05-20 Richard Henderson <rth@redhat.com>
6623 * cse.c (canon_hash): Reorder do_not_record test. Always
6624 allow pic_offset_table_rtx.
6626 2002-05-19 Toon Moene <toon@moene.indiv.nluug.nl>
6628 * optabs.c (expand_cmplxdiv_wide): Use complex_part_zero_p.
6629 (expand_binop): Ditto (3 times).
6631 2002-05-19 Mark Mitchell <mitchell@doubledemon.codesourcery.com>
6633 * Makefile.in (distclean): Remove QMTest stuff.
6634 (QMTEST_PATH): New variable.
6635 (QMTESTFLAGS): Likewise.
6636 (QMTESTRUNFLAGS): Likewise.
6638 (QMTEST_GPP_TESTS): Likewise.
6639 (QMTEST_DIR): Likewise.
6640 (QMTEST_DIR/context): New target.
6641 (qmtest-g++): Likeise.
6642 (qmtest-gui): Likewise.
6643 (QMTEST_DIR/gpp-expected.qmr): Likewise.
6645 2002-05-19 Aldy Hernandez <aldyh@redhat.com>
6647 * config/rs6000/rs6000.h (FUNCTION_VALUE): Only return vectors in
6648 an altivec register if TARGET_ALTIVEC.
6650 * config/rs600/rs6000.c (rs6000_emit_move): Change VECTOR_MODE_P
6651 to ALTIVEC_VECTOR_MODE.
6652 (rs6000_va_arg): Only vectors of type AltiVec are 16 byte aligned.
6653 (rs6000_va_arg): Vectors may go in registers if they are not
6656 2002-05-19 Kazu Hirata <kazu@cs.umass.edu>
6658 * protoize.c: Fix formatting.
6660 2002-05-19 Richard Henderson <rth@redhat.com>
6662 * gensupport.c (init_include_reader): Merge into ...
6663 (process_include): ... here. Simplify composite path creation.
6664 Plug memory leaks. Fix file/line number tracking. Do not
6665 process_define_cond_exec. Return void.
6666 (process_rtx): Don't check process_include return value.
6668 2002-05-20 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
6670 * basic_block.h (struct basic_block_def): Added prev_bb and next_bb
6672 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
6673 traversing basic block chain.
6674 (create_basic_block_structure, create_basic_block): Declaration changed.
6675 (link_block, unlink_block): Declare.
6676 * cfg.c (entry_exit_blocks): Initialize new fields.
6677 (link_block, unlink_block): New.
6678 (expunge_block_nocompact): Unlink basic block.
6679 (dump_flow_info): Print prev_bb/next_bb fields.
6680 * cfgbuild.c (find_basic_blocks_1, find_basic_blocks): Modified.
6681 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps): Modified.
6682 * cfglayout.c (fixup_reorder_chain, cfg_layout_duplicate_bb): Modified.
6683 * cfgrtl.c (create_basic_block_structure, create_basic_block,
6684 split_block, force_nonfallthru_and_redirect, split_edge): Modified.
6685 (verify_flow_info): Check that list agrees with numbering.
6687 2002-05-19 Neil Booth <neil@daikokuya.demon.co.uk>
6689 * c-common.c (preprocessing_asm): New macro.
6690 * c-lex.h (builtin_define, builtin_assert): Use pfile.
6694 * alpha.h (CPLUSPLUS_CPP_SPEC): Remove.
6695 (CPP_SPEC): Simplify.
6696 (TARGET_CPU_CPP_BUILTINS): Update.
6697 * freebsd.h (TARGET_OS_CPP_BUILTINS): New.
6698 (CPP_SPEC): Simplify.
6699 * linux.h (CPLUSPLUS_CPP_SPEC): Remove.
6700 (TARGET_OS_CPP_BUILTINS): Update.
6701 * osf.h (CPP_XFLOAT_SPEC): Kill.
6702 (TARGET_OS_CPP_BUILTINS): Update.
6703 (CPP_SUBTARGET_SPEC, SUBTARGET_EXTRA_SPECS): Simplify.
6704 * osf5.h (CPP_XFLOAT_SPEC): Kill.
6705 * vms.h (CPP_SUBTARGET_SPEC): Kill.
6706 (TARGET_OS_CPP_BUILTINS): Update.
6708 2002-05-19 Richard Henderson <rth@redhat.com>
6710 * varasm.c (default_binds_local_p): Fix typo.
6712 2002-05-19 Marek Michalkiewicz <marekm@amelek.gda.pl>
6714 * config/avr/avr.c (machine_dependent_reorg): Sign extend the
6715 CONST_INT operand to the correct mode after adding 1 to it.
6717 2002-05-19 Mark Mitchell <mark@codesourcery.com>
6719 * config.gcc (powerpc-wrs-windiss*): New target.
6721 2002-05-19 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
6723 * config/rs6000/rs6000.md (ashrdi3_no_power): New.
6726 2002-05-18 Mark Mitchell <mark@codesourcery.com>
6728 * configure.in (AC_CHECK_FUNCS): Add checks for scandir and
6730 * config.in: Regenerated.
6731 * configure: Regenerated.
6733 2002-05-19 Richard Henderson <rth@redhat.com>
6735 * target-def.h (TARGET_BINDS_LOCAL_P): New.
6736 * target.h (struct gcc_target): Move boolean fields to the end.
6738 * varasm.c (default_binds_local_p): New.
6739 * output.h: Declare it.
6741 * config/alpha/alpha.c (alpha_encode_section_info): Use the new hook.
6742 * config/cris/cris.c (cris_encode_section_info): Likewise.
6743 * config/i386/i386.c (i386_encode_section_info): Likewise.
6744 * config/ia64/ia64.c (ia64_encode_section_info): Likewise.
6745 * config/sh/sh.c (sh_encode_section_info): Likewise.
6747 * doc/tm.texi (TARGET_IN_SMALL_DATA_P): New.
6748 (TARGET_BINDS_LOCAL_P): New.
6750 2002-05-19 Richard Henderson <rth@redhat.com>
6752 * system.h (BLOCK_PROFILER, BLOCK_PROFILER_CODE,
6753 FUNCTION_BLOCK_PROFILER, FUNCTION_BLOCK_PROFILER_EXIT,
6754 MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Poison.
6756 * toplev.c (display_help): Kill -a -ax help.
6758 * config/1750a/1750a.h, config/alpha/alpha.h,
6759 config/clipper/clipper.h, config/dsp16xx/dsp16xx.h,
6760 config/h8300/h8300.h, config/i960/i960.h, config/m68k/tower-as.h,
6761 config/m88k/m88k.h, config/vax/vax.h, config/we32k/we32k.h:
6762 (FUNCTION_BLOCK_PROFILER, BLOCK_PROFILER): Kill.
6764 * libgcc2.c [L_bb] (BLOCK_PROFILER_CODE): Kill.
6765 * config/m68k/sun3.h (BLOCK_PROFILER_CODE): Kill.
6767 * config/i386/i386-protos.h (ix86_output_block_profiler): Kill.
6768 (ix86_output_function_block_profiler): Kill.
6769 * config/m68hc11/m68hc11.c (m68hc11_block_profiler): Kill.
6770 (m68hc11_function_block_profiler): Kill.
6771 * config/m68hc11/m68hc11-protos.h: Update.
6772 * config/m88k/m88k.c (output_block_profiler): Kill.
6773 (output_function_block_profiler): Kill.
6774 * config/m88k/m88k-protos.h: Update.
6776 2002-05-19 Richard Henderson <rth@redhat.com>
6778 * system.h (STRIP_NAME_ENCODING): Poison it.
6779 * output.h (STRIP_NAME_ENCODING): Remove.
6780 (default_strip_name_encoding): Declare.
6781 * target-def.h (TARGET_STRIP_NAME_ENCODING): New.
6782 * target.h (strip_name_encoding): New.
6783 * varasm.c (default_strip_name_encoding): New.
6785 * dwarf2asm.c, varasm.c, config/darwin.c, config/darwin.h,
6786 config/alpha/alpha.c, config/arm/pe.c, config/avr/avr.c,
6787 config/cris/cris.c, config/i386/cygwin.h, config/i386/interix.c,
6788 config/i386/winnt.c, config/m32r/m32r.h, config/mcore/mcore-elf.h,
6789 config/mcore/mcore-pe.h, config/mcore/mcore.c, config/mcore/mcore.h,
6790 config/mips/mips.c, config/mn10200/mn10200.h, config/mn10300/mn10300.h,
6791 config/pa/pa.c, config/pa/pa.h, config/pa/som.h,
6792 config/rs6000/rs6000.c, config/rs6000/sysv4.h, config/rs6000/xcoff.h,
6793 config/v850/v850.h: Use the hook, not the macro.
6795 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
6796 config/alpha/alpha.c, config/alpha/alpha.h, config/h8300/h8300.c,
6797 config/h8300/h8300.h, config/i386/cygwin.h, config/i386/i386-interix.h,
6798 config/i386/i386-protos.h, config/i386/win32.h, config/i386/winnt.c,
6799 config/ia64/ia64.c, config/ia64/ia64.h, config/m32r/m32r.c,
6800 config/m32r/m32r.h, config/mcore/mcore.c, config/mcore/mcore.h,
6801 config/pa/pa.c, config/rs6000/rs6000.c, config/rs6000/sysv4.h,
6802 config/rs6000/xcoff.h, config/sh/sh.c, config/sh/sh.h,
6803 config/v850/v850.c, config/v850/v850.h:
6804 Move STRIP_NAME_ENCODING to out-of-line function and add
6805 TARGET_STRIP_NAME_ENCODING.
6807 * config/arm/arm.c, config/arm/arm.h, config/mmix/mmix-protos.h,
6808 config/mmix/mmix.c, config/mmix/mmix.h: Replace STRIP_NAME_ENCODING
6809 with TARGET_STRIP_NAME_ENCODING referencing existing function;
6810 make function static.
6812 * xcoffout.c: Include target.h
6813 * Makefile.in (xcoffout.o): Update.
6815 * config/avr/avr.c (avr_encode_section_info): Correct prototype.
6816 * config/avr/avr.h (STRIP_NAME_ENCODING): Remove.
6817 * config/rs6000/rs6000.c (rs6000_xcoff_unique_section): Mark
6818 reloc argument unused.
6819 * config/sh/sh.c (TARGET_ENCODE_SECTION_INFO): New.
6821 * doc/tm.texi (TARGET_STRIP_NAME_ENCODING): Update from previous
6822 STRIP_NAME_ENCODING docs.
6824 2002-05-19 Andreas Jaeger <aj@suse.de>
6826 * gengenrtl.c: Add prototype for excluded_rtx.
6828 * real.h: Add prototype for exact_real_truncate.
6830 2002-05-18 Richard Henderson <rth@redhat.com>
6832 * system.h (ENCODE_SECTION_INFO): Poison it.
6833 * target-def.h (TARGET_ENCODE_SECTION_INFO): New.
6834 * target.h (encode_section_info): New.
6835 * varasm.c (make_decl_rtl, output_constant_def): Use it.
6836 * hooks.c (hook_tree_int_void): New.
6837 * hooks.h: Declare it.
6839 * config/darwin.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
6840 config/alpha/alpha.h, config/arm/pe.h, config/avr/avr-protos.h,
6841 config/avr/avr.c, config/avr/avr.h, config/c4x/c4x-protos.h,
6842 config/c4x/c4x.c, config/c4x/c4x.h, config/cris/cris-protos.h,
6843 config/cris/cris.c, config/cris/cris.h, config/i386/cygwin.h,
6844 config/i386/win32.h, config/ia64/ia64-protos.h, config/ia64/ia64.c,
6845 config/ia64/ia64.h, config/m32r/m32r-protos.h, config/m32r/m32r.c,
6846 config/m32r/m32r.h, config/m68hc11/m68hc11-protos.h,
6847 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
6848 config/mcore/mcore-protos.h, config/mcore/mcore.c,
6849 config/mcore/mcore.h, config/mmix/mmix-protos.h, config/mmix/mmix.c,
6850 config/mmix/mmix.h, config/rs6000/rs6000-protos.h,
6851 config/rs6000/sysv4.h, config/stormy16/stormy16-protos.h,
6852 config/stormy16/stormy16.c, config/stormy16/stormy16.h:
6853 Replace ENCODE_SECTION_INFO with TARGET_ENCODE_SECTION_INFO
6854 referencing existing function. Make function static.
6856 * config/a29k/a29k.c, config/a29k/a29k.h, config/arc/arc.c,
6857 config/arc/arc.h, config/arm/arm.c, config/arm/arm.h,
6858 config/h8300/h8300.c, config/h8300/h8300.h, config/i370/i370.c,
6859 config/i370/i370.h, config/i386/i386-interix.h, config/i386/i386.c,
6860 config/i386/i386.h, config/i386/interix.c, config/m88k/m88k.c,
6861 config/m88k/m88k.h, config/mips/mips.c, config/mips/mips.h,
6862 config/ns32k/ns32k.c, config/ns32k/ns32k.h, config/pa/pa.c,
6863 config/pa/pa.h, config/romp/romp.c, config/romp/romp.h,
6864 config/rs6000/linux64.h, config/rs6000/xcoff.h, config/s390/s390.c,
6865 config/s390/s390.h, config/sh/sh.c, config/sh/sh.h,
6866 config/sparc/sparc.c, config/sparc/sparc.h, config/v850/v850.c,
6867 config/v850/v850.h, config/vax/vax.c, config/vax/vms.h,
6868 config/xtensa/xtensa.c, config/xtensa/xtensa.h:
6869 Move ENCODE_SECTION_INFO to out-of-line function and add
6870 TARGET_ENCODE_SECTION_INFO.
6872 * config/darwin.h (ASM_DECLARE_FUNCTION_NAME): Use hook, not macro.
6873 (ASM_DECLARE_OBJECT_NAME, ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
6875 * config/arm/pe.h (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Rename
6877 (switch_to_section): Replace in_rdata case with in_readonly_data.
6879 * config/h8300/h8300.c (h8300_encode_label): Make static.
6880 * config/h8300/h8300-protos.h: Update.
6882 * config/rs6000/rs6000.c (rs6000_elf_encode_section_info): Rename
6883 from rs6000_encode_section_info; make static.
6884 (rs6000_xcoff_encode_section_info): New.
6886 * config/v850/v850.c (v850_encode_data_area): Make static.
6887 * config/v850/v850-protos.h: Update.
6889 * config/vax/vax.c: Include flags.h.
6890 (vms_select_section): Fix typo.
6892 * doc/tm.texi (TARGET_ENCODE_SECTION_INFO): Update from previous
6893 ENCODE_SECTION_INFO docs.
6895 2002-05-18 Richard Henderson <rth@redhat.com>
6897 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Rename from
6898 REGISTER_TARGET_PRAGMAS.
6899 * config/rs6000/darwin.h (REGISTER_TARGET_PRAGMAS): Redefine.
6901 * config.gcc: Do not use rs6000-c.c on powerpc-darwin.
6903 2002-05-18 Richard Henderson <rth@redhat.com>
6905 * system.h (SELECT_RTX_SECTION): Poison.
6906 * target-def.h (TARGET_ASM_SELECT_RTX_SECTION): New.
6907 * target.h (select_rtx_section): New.
6908 * varasm.c (output_constant_pool): Use it.
6909 (default_select_rtx_section, default_elf_select_rtx_section): New.
6910 * output.h: Declare them.
6912 * config/darwin.h (SELECT_RTX_SECTION): Move ...
6913 * config/darwin.c (machopic_select_rtx_section): ... here.
6914 * config/darwin-protos.h: Update.
6916 * config/nextstep.h (SELECT_RTX_SECTION): Move ...
6917 * config/nextstep.c (machopic_select_rtx_section): ... here.
6918 (nextstep_select_section): Rename variable to avoid macro clash.
6919 * config/nextstep-protos.h: Update.
6921 * config/elfos.h, config/svr3.h, config/arm/aof.h, config/c4x/c4x.h,
6922 config/i386/dgux.h, config/i386/osfrose.h, config/i386/sco5.h,
6923 config/i386/svr3gas.h, config/i860/paragon.h, config/ia64/aix.h,
6924 config/m32r/m32r.h, config/m68k/dpx2.h, config/m68k/lynx.h,
6925 config/m68k/m68k.h, config/m68k/tower-as.h, config/m88k/dgux.h,
6926 config/mcore/mcore-pe.h, config/mips/mips.h, config/mmix/mmix.h,
6927 config/pa/pa-linux.h, config/pa/pa.h, config/romp/romp.h,
6928 config/rs6000/lynx.h, config/rs6000/sysv4.h, config/s390/linux.h,
6929 config/sparc/sysv4.h, config/xtensa/elf.h, config/xtensa/linux.h
6930 (SELECT_RTX_SECTION): Remove.
6932 * config/darwin.h, config/elfos.h, config/nextstep.h,
6933 config/ia64/aix.h, config/ia64/sysv4.h, config/alpha/alpha.c,
6934 config/mips/mips.c, config/romp/romp.c, config/rs6000/sysv4.h,
6935 config/rs6000/xcoff.h, config/s390/s390.c, config/sparc/aout.h,
6936 config/sparc/lynx.h, config/xtensa/xtensa.c
6937 (TARGET_ASM_SELECT_RTX_SECTION): New.
6939 * config/alpha/elf.h (SELECT_RTX_SECTION): Move ...
6940 * config/alpha/alpha.c (alpha_elf_select_rtx_section): ... here.
6941 * config/ia64/sysv4.h (SELECT_RTX_SECTION): Move ...
6942 * config/ia64/ia64.c (ia64_select_rtx_section): ... here.
6943 (ia64_aix_select_rtx_section): New.
6944 * config/mips/iris6.h (READONLY_DATA_SECTION_ASM_OP): Undef before
6946 * config/mips/mips.c (mips_select_rtx_section): Make static.
6947 Support ELF SHF_MERGE features.
6948 * config/mips/mips-protos.h: Update.
6949 * config/rs6000/xcoff.h (SELECT_RTX_SECTION): Move ...
6950 * config/rs6000/rs6000.c (rs6000_xcoff_select_rtx_section): ... here.
6951 (rs6000_elf_select_rtx_section): Rename from rs6000_select_rtx_section;
6952 make static, fall back to default_elf_select_rtx_section.
6953 * config/rs6000/rs6000-protos.h: Update.
6954 * config/sparc/sparc.h (SELECT_RTX_SECTION): Move ...
6955 * config/sparc/sparc.c (sparc_aout_select_rtx_section): ... here.
6956 * config/sparc/sunos4.h (on_exit): Declare only if IN_LIBGCC2.
6957 * config/romp/romp.c (romp_select_rtx_section): New.
6958 * config/s390/s390.c (s390_select_rtx_section): New.
6959 * config/xtensa/xtensa.c: Include output.h. Shuffle local function
6960 declarations before target macro definition.
6961 (xtensa_emit_call): Use static buffer.
6962 (xtensa_select_rtx_section): New.
6963 * config/xtensa/xtensa.h (MAX_INT_TYPE_SIZE): Remove.
6964 (IMPLICIT_FIX_EXPR, EASY_DIV_EXPR): Remove.
6965 (ASM_OUTPUT_POOL_PROLOGUE): Update call to resolve_unique_section.
6967 * doc/tm.texi (TARGET_ASM_SELECT_RTX_SECTION): Update from
6968 SELECT_RTX_SECTION docs.
6970 Sun May 19 00:24:23 CEST 2002 Jan Hubicka <jh@suse.cz>
6972 * i386.md (movsi/movdi): Fix template.
6973 (sse2 patterns): Set attributes consistently.
6975 * i386.md (pushqi2, ashrqi_*): Fix constraint.
6977 2002-05-18 Toon Moene <toon@moene.indiv.nluug.nl>
6979 * optabs.c (complex_part_zero_p): New.
6980 * (expand_cmplxdiv_straight): Use it.
6981 * (expand_cmplxdiv_wide): Ditto.
6982 * (expand_binop): Ditto.
6984 2002-05-18 Richard Henderson <rth@redhat.com>
6986 * final.c (HAVE_READONLY_DATA_SECTION): New.
6987 (shorten_branches): Use it instead of ifdefs.
6988 * varasm.c (enum in_section): Add in_readonly_data.
6989 (text_section, data_section): Tidy.
6990 (readonly_data_section): Use READONLY_DATA_SECTION_ASM_OP if present.
6992 * config/darwin.h, config/nextstep.h, config/h8300/elf.h,
6993 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h
6994 (READONLY_DATA_SECTION): Don't undef.
6996 * config/alpha/unicosmk.h, config/h8300/elf.h, config/i386/aix386ng.h,
6997 config/i860/paragon.h, config/m68k/dpx2.h, config/m68k/hp320.h,
6998 config/rs6000/lynx.h (READONLY_DATA_SECTION_ASM_OP): Undef.
7000 * config/elfos.h, config/svr3.h, config/alpha/alpha-interix.h,
7001 config/alpha/elf.h, config/c4x/c4x.h, config/i386/i386-interix.h,
7002 config/i386/sco5.h, config/i386/svr3gas.h, config/i860/sysv3.h,
7003 config/m88k/m88k.h, config/pa/pa64-hpux.h (USE_CONST_SECTION): Remove.
7005 * config/elfos.h, config/netware.h, config/alpha/alpha-interix.h,
7006 config/alpha/elf.h, config/alpha/vms.h, config/arc/arc.h,
7007 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
7008 config/i386/dgux.h, config/i386/i386-interix.h, config/i386/sco5.h,
7009 config/ia64/hpux.h, config/m32r/m32r.h, config/m68k/tower-as.h,
7010 config/m88k/m88k.h, config/mcore/mcore-pe.h, config/mips/iris6.h,
7011 config/mips/mips.h, config/mmix/mmix.h, config/pa/pa64-hpux.h,
7012 config/sparc/sysv4.h (READONLY_DATA_SECTION_ASM_OP): Rename from
7013 CONST_SECTION_ASM_OP/READONLY_SECTION_ASM_OP/RDATA_SECTION_ASM_OP.
7015 * config/elfos.h, config/netware.h, config/1750a/1750a.h,
7016 config/a29k/a29k.h, config/alpha/alpha-interix.h, config/alpha/alpha.h,
7017 config/arm/coff.h, config/h8300/h8300.h, config/i386/aix386ng.h,
7018 config/i386/i386-interix.h, config/i386/osfrose.h, config/mmix/mmix.h,
7019 config/pa/pa64-hpux.h, config/sparc/litecoff.h
7020 (EXTRA_SECTIONS, EXTRA_SECTION_FUNCTIONS): Remove.
7022 * config/elfos.h, config/netware.h, config/svr3.h,
7023 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
7024 config/arm/coff.h, config/c4x/c4x.h, config/dsp16xx/dsp16xx.h,
7025 config/h8300/h8300.h, config/i386/i386-interix.h,
7026 config/i386/osfrose.h, config/i386/svr3gas.h, config/mmix/mmix.h,
7027 config/pa/pa64-hpux.h (READONLY_DATA_SECTION): Remove.
7029 * config/elfos.h, config/netware.h, config/svr3.h,
7030 config/alpha/alpha-interix.h, config/alpha/alpha.h, config/alpha/elf.h,
7031 config/c4x/c4x.h, config/i386/aix386ng.h, config/i386/i386-interix.h,
7032 config/i386/sco5.h, config/i386/svr3gas.h, config/mmix/mmix.h,
7033 config/pa/pa64-hpux.h (CONST_SECTION_FUNCTION): Remove.
7035 * config/lynx.h, config/svr3.h, config/alpha/elf.h, config/alpha/vms.h,
7036 config/c4x/c4x.h, config/dsp16xx/dsp16xx.h, config/i386/sco5.h,
7037 config/i386/svr3gas.h, config/i860/sysv3.h, config/i860/sysv4.h,
7038 config/ia64/sysv4.h, config/m32r/m32r.h, config/m88k/m88k.h,
7039 config/mcore/mcore-elf.h, config/mcore/mcore-pe.h, config/mips/elf.h,
7040 config/mips/elf64.h, config/mips/iris6.h, config/mips/linux.h,
7041 config/mips/mips.h, config/mips/rtems64.h, config/mips/vxworks.h,
7042 config/rs6000/sysv4.h, config/v850/v850.h
7043 (EXTRA_SECTIONS): Remove in_const/in_rdata.
7044 (EXTRA_SECTION_FUNCTIONS): Remove accompanying function.
7046 * config/svr3.h, config/c4x/c4x.h, config/i386/dgux.h,
7047 config/i386/sco5.h, config/i386/svr3gas.h, config/ia64/aix.h,
7048 config/m88k/dgux.h, config/mcore/mcore-pe.h, config/mmix/mmix.h,
7049 config/sparc/sysv4.h (SELECT_RTX_SECTION): Use readonly_data_section.
7050 * config/alpha/alpha.c (alpha_start_function): Likewise.
7051 (alpha_write_linkage): Likewise.
7052 * config/m32r/m32r.c (m32r_select_section): Likewise.
7053 * config/m88k/m88k.c (m88k_select_section): Likewise.
7054 * config/mips/mips.c (mips_select_rtx_section): Likewise.
7055 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Likewise.
7056 (rs6000_elf_select_section): Likewise.
7057 * config/v850/v850.c (v850_select_section): Likewise.
7059 * config/1750a/1750a.h, config/i860/sysv3.h
7060 (READONLY_DATA_SECTION_ASM_OP): New.
7061 READONLY_DATA_SECTION_ASM_OP.
7062 * config/i386/interix.c, config/i386/winnt.c
7063 (i386_pe_unique_section): Always use .rdata prefix.
7064 * config/pa/som.h (readonly_data): Always switch to read-only section.
7065 (READONLY_DATA_SECTION): Predicate on flag_pic.
7066 * config/we32k/we32k.h (READONLY_DATA_SECTION): Remove parenthesis.
7067 * doc/tm.texi (READONLY_DATA_SECTION_ASM_OP): New.
7068 (READONLY_DATA_SECTION): Update.
7070 2002-05-18 Jason Thorpe <thorpej@wasabisystems.com>
7072 * c-common.c (c_common_post_options): Warn if -Wformat-zero-length
7073 is used without -Wformat.
7074 * c-common.h (warn_format_zero_length): Declare extern.
7075 * c-decl.c (warn_options): Add "format-zero-length".
7076 * c-format.c (warn_format_zero_length): Declare.
7077 (set_Wformat): Set warn_format_zero_length for -Wformat.
7078 (check_format_info): Only warn about zero-length formats if
7079 warn_format_zero_length is true. Include the format type
7080 name in the warning message.
7081 * doc/invoke.texi: Document -Wformat-zero-length.
7082 * testsuite/gcc.dg/format/zero-length-1.c: New test.
7084 2002-05-18 Kazu Hirata <kazu@cs.umass.edu>
7086 * timevar.c: Fix formatting.
7087 * tlink.c: Likewise.
7088 * toplev.c: Likewise.
7089 * tree-dump.c: Likewise.
7090 * tree-inline.c: Likewise.
7092 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
7094 * cppinit.c (cpp_post_options): If preprocessed, turn off
7095 traditional. If traditional, turn off column numbers.
7096 * cpplib.c (cpp_push_buffer): Lex from stage 3 if traditional.
7097 * cpptrad.c (handle_newline): Update line_base.
7098 (skip_comment): Handle -Wcomment.
7100 2002-05-17 Zack Weinberg <zack@codesourcery.com>
7102 * cppinit.c (struct builtin): Remove unused fields.
7103 (CPLUS, BUILTIN, OPERATOR, O, builtin_array_end): Kill.
7104 (operator_array): New - was second half of builtin_array.
7105 (init_builtins): Simplify loop over builtin_array/operator_array.
7107 2002-05-18 Neil Booth <neil@daikokuya.demon.co.uk>
7109 * defaults.h (UNIQUE_SECTION): Remove.
7110 * system.h (UNIQUE_SECTION, SELECT_SECTION): Poison.
7112 2002-05-17 Richard Henderson <rth@redhat.com>
7114 * expr.c (init_expr_once): Don't use start/end_sequence.
7115 Use rtx_alloc instead of emit_insn.
7116 * toplev.c (lang_dependent_init): Run init_expr_once here ...
7117 (lang_independent_init): ... not here.
7119 2002-05-17 Jason Thorpe <thorpej@wasabisystems.com>
7121 * config/sh/lib1funcs.asm (GLOBAL): Use __USER_LABEL_PREFIX__.
7123 2002-05-17 Marek Michalkiewicz <marekm@amelek.gda.pl>
7125 * config/avr/avr.c (avr_regs_to_save): New function. Also check
7126 for fixed registers, possibly used for global register variables.
7127 (initial_elimination_offset, avr_output_function_prologue,
7128 avr_output_function_epilogue): Move common code to avr_regs_to_save.
7130 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
7132 * Makefile.in: Update for cpptrad.c.
7133 * cpphash.h (struct cpp_buffer): New members for buffer
7135 (struct cpp_reader): New members for traditional output.
7136 (_cpp_read_logical_line, _cpp_overlay_buffer): New.
7137 * cppinit.c (cpp_create_reader): Set trad_line.
7138 (cpp_destroy): Free trad_out_base if used.
7139 (cpp_read_main_file): Overlay an empty buffer if traditional.
7140 (cpp_finish_options): Don't do builtins.
7141 (COMMAND_LINE_OPTIONS): Add -traditional-cpp.
7142 (cpp_handle_option): Handle it.
7143 * cpplex.c (continue_after_nul): New.
7144 (_cpp_lex_direct): Use handle_nul.
7145 * cpplib.h (struct cpp_options): New traditional option.
7146 * cpptrad.c: New file.
7148 2002-05-17 Neil Booth <neil@daikokuya.demon.co.uk>
7150 * c-common.c (c_common_init_options): Use C89 for Objective-C,
7151 and set the options flag.
7152 * cppinit.c (lang_flags): Remove objc.
7153 (lang_defaults): Remove OBJC and OBJCXX.
7155 (COMMAND_LINE_OPTIONS): Remove -+ and -lang-objc++.
7156 (cpp_handle_option): Remove -+ and -lang-objc++.
7157 For ObjC, just set a flag.
7158 (print_help): Update.
7159 * cpplib.h (enum c_lang): Remove CLK_OBJC and CLK_OBJCXX.
7161 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7163 * doc/install.texi (Specific, mips-sgi-irix6): Document need to
7164 bootstrap with -mips3.
7166 2002-05-17 Kazu Hirata <kazu@cs.umass.edu>
7168 * final.c: Fix formatting.
7169 * fix-header.c: Likewise.
7171 * fold-const.c: Likewise.
7172 * function.c: Likewise.
7174 2002-05-17 David S. Miller <davem@redhat.com>
7176 PR c/6689, PR optimization/6615
7177 * local-alloc.c (struct equivalence): Rename 'src' to 'src_p'
7178 and make it a pointer to rtx. Update comments.
7179 (update_equiv_regs): When scanning for equivalences, record
7180 address of SET_SRC (set) in reg_equiv[].src_p. Dereference
7181 it while making the equiv replacements.
7183 2002-05-17 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7185 * config/sparc/sparc.c (sparc_aout_select_section): Fixed typo.
7187 2002-05-17 kaz Kojima <kkojima@rr.iij4u.or.jp>
7189 * config/sh/sh.h (ENCODE_SECTION_INFO): Consider MODULE_LOCAL_P
7190 when encoding visibility into SYMBOL_REF_FLAG.
7192 2002-05-17 Richard Sandiford <rsandifo@redhat.com>
7194 * expr.c (force_operand): Fix reversed move.
7196 2002-05-17 Kurt Wall <kwall@kurtwerks.com>
7198 * doc/install.texi (Testing): Mention two common DejaGnu warnings
7199 that can be ignored.
7201 2002-05-16 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7203 * doc/install.texi (Final install): Recommend to install into a
7204 "clean" target directory.
7206 2002-05-17 Richard Henderson <rth@redhat.com>
7208 * config/ia64/ia64.md: Use braced strings instead of quoted strings
7209 for code blocks. Tidy whitespace.
7211 2002-05-17 Richard Henderson <rth@redhat.com>
7213 * hooks.c (hook_tree_bool_false): New.
7214 * hooks.h: Declare it.
7215 * target-def.h (TARGET_ASM_SELECT_SECTION): New.
7216 (TARGET_ASM_UNIQUE_SECTION, TARGET_IN_SMALL_DATA_P): New.
7217 * target.h (select_section, unique_section): New.
7218 (in_small_data_p): New.
7219 * varasm.c (resolve_unique_section): Use hooks instead of macros.
7220 (variable_section, output_constant_def_contents): Likewise.
7221 (default_select_section, default_unique_section): New.
7222 (categorize_decl_for_section, default_elf_select_section): New.
7223 * output.h: Declare them.
7225 * config/darwin.h (ALIAS_SECTION, try_section_alias): Remove.
7226 (TARGET_ASM_SELECT_SECTION): New.
7227 (SELECT_SECTION): Move ...
7228 * config/darwin.c (machopic_select_section): ... here.
7229 * config/darwin-protos.h: Update.
7231 * config/nextstep.h (TARGET_ASM_SELECT_SECTION): New.
7232 (SELECT_SECTION): Move ...
7233 * config/nextstep.c (nextstep_select_section): ... here.
7234 * config/nextstep-protos.h: Update.
7236 * config/elfos.h (UNIQUE_SECTION, SELECT_SECTION): Remove.
7237 (TARGET_ASM_SELECT_SECTION): New.
7238 * config/svr3.h (SELECT_SECTION): Remove.
7240 * config/alpha/alpha.c (unicosmk_unique_section): Make static.
7241 (TARGET_ASM_UNIQUE_SECTION) [UNICOS]: New.
7242 (TARGET_IN_SMALL_DATA_P, alpha_in_small_data_p): New.
7243 (alpha_encode_section_info): Use it.
7244 * config/alpha/alpha-protos.h: Update.
7245 * config/alpha/elf.h (DO_SELECT_SECTION): Remove.
7246 (SELECT_SECTION, UNIQUE_SECTION): Remove.
7247 (TARGET_ASM_SELECT_SECTION): New.
7248 * config/alpha/unicosmk.h (UNIQUE_SECTION): Remove.
7250 * config/arm/pe.h (UNIQUE_SECTION): Remove.
7251 (TARGET_ASM_UNIQUE_SECTION): New.
7253 * config/avr/avr.c (TARGET_ASM_UNIQUE_SECTION): New.
7254 (avr_unique_section): Rename from unique_section; make static.
7255 * config/avr/avr-protos.h: Update.
7256 * config/avr/avr.h (UNIQUE_SECTION): Remove.
7258 * config/c4x/c4x.h (SELECT_SECTION): Remove.
7260 * config/i386/cygwin.h (UNIQUE_SECTION): Remove.
7261 (TARGET_ASM_UNIQUE_SECTION): New.
7262 * config/i386/i386-interix.h: Likewise.
7263 * config/i386/win32.h: Likewise.
7264 * config/i386/djgpp.h (UNIQUE_SECTION): Remove.
7265 * config/i386/i386.c (ix86_asm_file_end): Use target hook not macro.
7266 * config/i386/sco5.h (SELECT_SECTION): Remove.
7267 (TARGET_ASM_SELECT_SECTION): New.
7268 * config/i386/svr3gas.h (SELECT_SECTION): Remove.
7270 * config/i860/paragon.h: Undef TARGET_ASM_SELECT_SECTION
7271 instead of SELECT_SECTION.
7272 * config/m68k/dpx2.h: Likewise.
7273 * config/rs6000/lynx.h: Likewise.
7275 * config/ia64/aix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
7276 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
7277 * config/ia64/ia64.c (TARGET_IN_SMALL_DATA_P): New.
7278 (ia64_in_small_data_p): New.
7279 (ia64_encode_section_info): Use it. Reorganize overlarge conditional.
7280 (ia64_aix_select_section, ia64_aix_unique_section): New.
7281 * config/ia64/sysv4.h (DO_SELECT_SECTION): Remove.
7282 (SELECT_SECTION, UNIQUE_SECTION): Remove.
7284 * config/m32r/m32r.h (SELECT_SECTION): Remove.
7285 (TARGET_ASM_SELECT_SECTION): New.
7286 * config/m32r/m32r.c (m32r_select_section): Take align argument.
7287 * config/m32r/m32r-protos.h: Update.
7289 * config/m88k/m88k.h (TARGET_ASM_SELECT_SECTION): New.
7290 (SELECT_SECTION): Move ...
7291 * config/m88k/m88k.c (m88k_select_section): ... here.
7293 * config/mcore/mcore-pe.h (SELECT_SECTION): Remove.
7294 * config/mcore/mcore.h (UNIQUE_SECTION): Remove.
7295 * config/mcore/mcore.c (TARGET_ASM_UNIQUE_SECTION): New.
7296 (mcore_unique_section): Make static.
7297 * config/mcore/mcore-protos.h: Update.
7299 * config/mips/elf.h (UNIQUE_SECTION): Remove.
7300 (TARGET_ASM_UNIQUE_SECTION): New.
7301 * config/mips/elf64.h: Likewise.
7302 * config/mips/iris6gld.h: Likewise.
7303 * config/mips/linux.h: Likewise.
7304 * config/mips/mips-protos.h: Update.
7305 * config/mips/mips.c (mips_select_section): Add align argument.
7306 * config/mips/mips.h (SELECT_SECTION): Remove.
7307 (TARGET_ASM_SELECT_SECTION): New.
7309 * config/mmix/mmix.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
7310 * config/mmix/mmix.c (mmix_select_section): Remove.
7311 (mmix_unique_section): Remove.
7312 * config/mmix/mmix-protos.h: Update.
7314 * config/pa/pa.h (TARGET_ASM_SELECT_SECTION): New.
7315 (SELECT_SECTION): Move ...
7316 * config/pa/pa.c (pa_select_section): ... here.
7317 * config/pa/pa64-hpux.h (UNIQUE_SECTION): Remove.
7319 * config/rs6000/rs6000.c (rs6000_elf_select_section): Rename
7320 from rs6000_select_section and make static.
7321 (rs6000_elf_unique_section): Similarly.
7322 (rs6000_xcoff_select_section): From xcoff.h.
7323 (rs6000_xcoff_unique_section): Likewise.
7324 * config/rs6000/rs6000-protos.h: Update.
7325 * config/rs6000/sysv4.h (SELECT_SECTION, UNIQUE_SECTION): Remove.
7326 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): New.
7327 * config/rs6000/xcoff.h: Likewise.
7329 * config/sparc/aout.h (TARGET_ASM_SELECT_SECTION): New.
7330 (SELECT_SECTION): Move ...
7331 * config/sparc/sparc.c (sparc_aout_select_section): ... here.
7333 * config/v850/v850.h (SELECT_SECTION): Move ...
7334 * config/v850/v850.c (v850_select_section): ... here.
7335 (TARGET_ASM_SELECT_SECTION): New.
7337 * config/vax/vms.h (SELECT_SECTION): Move ...
7338 * config/vax/vax.c (vms_select_section): ... here.
7339 (TARGET_ASM_SELECT_SECTION): New.
7341 * doc/tm.texi: Update SELECT_SECTION and UNIQUE_SECTION docs
7342 for the target hooks.
7344 2002-05-17 Nick Clifton <nickc@cambridge.redhat.com>
7346 * config/arm/arm.c (emit_multi_reg_push): Do not set
7347 RTX_FRAME_RELATED_P on the SEQUENCE.
7349 2002-05-16 Richard Henderson <rth@redhat.com>
7351 * config/ia64/ia64.c (ia64_reorg): Rebuild bb_for_insn before
7352 splitting. Use split_all_insns; update_life_info_in_dirty_blocks.
7354 2002-05-16 Richard Henderson <rth@redhat.com>
7356 * config/alpha/unicosmk.h (TARGET_OS_CPP_BUILTINS): Fix typo.
7358 * config/ia64/ia64.c (saveable_obstack): Do not declare.
7360 2002-05-16 Richard Henderson <rth@redhat.com>
7362 * basic-block.h, bb-reorder.c, cfg.c, cfganal.c, cfgbuild.c,
7363 cfgcleanup.c, cfglayout.c, cfgloop.c, cfgrtl.c, combine.c,
7364 conflict.c, df.c, df.h, dominance.c, final.c, flow.c, function.c,
7365 gcse.c, global.c, graph.c, haifa-sched.c, ifcvt.c, lcm.c,
7366 local-alloc.c, loop.c, predict.c, print-rtl.c, profile.c,
7367 recog.c, reg-stack.c, regclass.c, regmove.c, regrename.c,
7368 reload1.c, reorg.c, resource.c, sbitmap.c, sched-deps.c,
7369 sched-ebb.c, sched-rgn.c, sibcall.c, ssa-ccp.c, ssa-dce.c, ssa.c:
7370 Revert "Basic block renumbering removal", and two followup patches.
7372 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
7374 * lcm.c (optimize_mode_switching): Revert previous change.
7376 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7378 * sched-rgn.c (schedule_insns): Initialize large_region_blocks
7379 with only extant block numbers.
7381 2002-05-16 Jason Thorpe <thorpej@wasabisystems.com>
7383 * lcm.c (optimize_mode_switching): Fix typo.
7385 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7387 * flow.c (calculate_global_regs_live): Queue blocks in program order.
7389 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7391 * doc/install.texi (Configuration): Document PWDCMD.
7393 2002-05-16 Dale Johannesen <dalej@apple.com>
7395 * combine.c (cant_combine_insn_p): Reenable combinations
7396 involving hard regs unless CLASS_LIKELY_SPILLED_P.
7398 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
7400 * c-common.c (cb_register_builtins): Handle more built-ins
7401 here rather than in gcc.c specs.
7402 * gcc.c (cpp_unique_options): Move many built-ins to c-common.c.
7403 (cpp_options): Pass -O flags even when only preprocessing.
7404 * toplev.c (set_fast_math_flags): New prototype.
7405 (fast_math_flags_set_p): New.
7406 (set_no_fast_math_flags): Remove.
7407 (decode_f_option): Update.
7408 * toplev.h (set_fast_math_flags): Update.
7409 (fast_math_flags_set_p): New.
7410 (set_no_fast_math_flags): Remove.
7412 * c4x/c4x.c (c4x_override_options): Update.
7414 2002-05-16 Zack Weinberg <zack@codesourcery.com>
7416 * c-common.c (STDC_0_IN_SYSTEM_HEADERS, REGISTER_PREFIX):
7417 Default-define here.
7418 (builtin_define_with_value): Can now wrap the expansion in
7419 quotation marks if such is wanted.
7420 (cb_register_builtins): Update calls to builtin_define_with_value.
7421 Define __REGISTER_PREFIX__, __USER_LABEL_PREFIX__, and __VERSION__
7423 (c_common_init): Set options->stdc_0_in_system_headers.
7424 * c-lex.h: Update prototype of builtin_define_with_value.
7425 * cppdefault.h: Remove default definitions of USER_LABEL_PREFIX
7426 and REGISTER_PREFIX.
7428 * cppinit.c (VERS, ULP, C, X): Kill.
7429 (builtin_array): Remove entries for __VERSION__,
7430 __USER_LABEL_PREFIX__, __REGISTER_PREFIX__, and
7431 __HAVE_BUILTIN_SETJMP__. Make __STDC__ always a builtin, not
7433 (init_builtins): Kill off a bunch of now-dead code.
7434 (COMMAND_LINE_OPTIONS): Remove -fleading-underscore and
7435 -fno-leading-underscore.
7436 (cpp_handle_option): Remove code to set user_label_prefix.
7437 (cpp_post_options): Likewise.
7439 * cpplib.h (struct cpp_options): Remove user_label_prefix.
7440 (stdc_0_in_system_headers): New.
7441 * cppmacro.c (builtin_macro): Check CPP_OPTION (pfile,
7442 stdc_0_in_system_headers) too to decide the value of __STDC__.
7444 * tradcpp.c (user_label_prefix): Kill.
7445 (main): Remove code handling -f(no-)leading-underscore.
7446 (initialize_builtins): Don't define __REGISTER_PREFIX__
7447 or __USER_LABEL_PREFIX__.
7448 (install_value): Wrap compound statement in dummy loop so the
7449 macro works properly in an if statement.
7452 2002-05-16 Janis Johnson <janis187@us.ibm.com>
7454 * loop.h (struct loop_info): Add member has_prefetch.
7455 * loop.c (PREFETCH_CONDITIONAL): Change default to 1.
7456 (prescan_loop): Initialize has_prefetch.
7457 (struct prefetch_info): Change prefetch_in_loop and
7458 prefetch_before_loop from bit fields to ints.
7459 (emit_prefetch_instructions): Several small fixes.
7460 (check_dbra_loop): Don't reverse loop that uses prefetch.
7462 2002-05-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
7464 * Makefile.in: Allow for PWDCMD to override hardcoded pwd.
7465 * configure.in: Likewise.
7466 * fixinc/check.tpl: Likewise.
7467 * fixinc/fixinc.dgux: Likewise.
7468 * fixinc/fixinc.svr4: Likewise.
7469 * fixinc/fixinc.winnt: Likewise.
7470 * fixinc/fixincl.sh: Likewise.
7471 * fixproto: Likewise.
7472 * configure: Regenerate.
7474 2002-05-16 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
7476 Basic block renumbering removal:
7477 * basic_block.h (struct basic_block_def): Renamed index to sindex,
7478 added prev_bb and next_bb fields.
7479 (n_basic_blocks): Renamed to num_basic_blocks.
7480 (last_basic_block): New, index of last basic block.
7481 (FOR_BB_BETWEEN, FOR_ALL_BB, FOR_ALL_BB_REVERSE): New macros for
7482 traversing basic block chain.
7483 (BLOCK_NUM): index -> sindex.
7484 (create_basic_block_structure, create_basic_block): Declaration changed.
7485 (debug_num2bb): Declare.
7486 (expunge_block_nocompact): Declaration removed.
7487 (link_block, unlink_block, compact_blocks): Declare.
7488 * bb-reorder.c (make_reorder_chain, make_reorder_chain_1): Modified.
7489 * cfg.c (entry_exit_blocks): Initialize new fields.
7490 (clear_edges, alloc_block, expunge_block, cached_make_edge,
7491 redirect_edge_pred, dump_flow_info, dump_edge_info,
7492 alloc_aux_for_blocks, clear_aux_for_blocks, alloc_aux_for_edges,
7493 free_aux_for_edges): Modified.
7494 (link_block, unlink_block, compact_blocks, debug_num2bb): New.
7495 (expunge_block_nocompact): Removed.
7496 * cfganal.c (can_fallthru, mark_dfs_back_edges, flow_call_edges_add,
7497 find_unreachable_blocks, create_edge_list, print_edge_list,
7498 verify_edge_list, flow_edge_list_print, remove_fake_successors,
7499 remove_fake_edges, flow_reverse_top_sort_order_compute,
7500 flow_depth_first_order_compute, flow_preorder_transversal_compute,
7501 flow_dfs_compute_reverse_init, flow_dfs_compute_reverse_add_bb,
7502 flow_dfs_compute_reverse_execute): Modified.
7503 * cfgbuild.c (make_edges, make_eh_edge, find_basic_blocks_1,
7504 find_basic_blocks, find_many_sub_basic_blocks, find_sub_basic_blocks):
7506 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
7507 merge_blocks_move_predecessor_nojumps,
7508 merge_blocks_move_successor_nojumps, merge_blocks,
7509 outgoing_edges_match, try_crossjump_to_edge, try_crossjump_bb,
7510 try_optimize_cfg, delete_unreachable_blocks, cleanup_cfg): Modified.
7511 * cfglayout.c (skip_insns_after_block, label_for_bb,
7512 record_effective_endpoints, scope_to_insns_finalize,
7513 fixup_reorder_chain, verify_insn_chain, cleanup_unconditional_jumps,
7514 fixup_fallthru_exit_predecessor, cfg_layout_redirect_edge,
7515 cfg_layout_duplicate_bb): Modified.
7516 * cfgloop.c (flow_loops_cfg_dump, flow_loop_dump, flow_loops_dump,
7517 flow_loop_entry_edges_find, flow_loop_exit_edges_find,
7518 flow_loop_nodes_find, flow_loop_pre_header_find, flow_loop_scan,
7519 flow_loops_find, flow_loop_outside_edge_p): Modified.
7520 * cfgrtl.c (create_basic_block_structure, create_basic_block,
7521 flow_delete_block, compute_bb_for_insn, split_block,
7522 try_redirect_by_replacing_jump, redirect_edge_and_branch,
7523 force_nonfallthru_and_redirect, tidy_fallthru_edge,
7524 back_edge_of_syntactic_loop_p, split_edge, commit_one_edge_insertion,
7525 commit_edge_insertions, commit_edge_insertions_watch_calls,
7526 dump_bb, print_rtl_with_bb, verify_flow_info, purge_dead_edges,
7527 purge_all_dead_edges): Modified.
7528 * combine.c (combine_instructions, set_nonzero_bits_and_sign_copies,
7529 try_combine, nonzero_bits, num_sign_bit_copies, get_last_value_validate,
7530 get_last_value, reg_dead_at_p, distribute_notes, distribute_links):
7532 * conflict.c (conflict_graph_compute): Modified.
7533 * df.c (FOR_ALL_BBS): Removed.
7534 (df_bitmaps_alloc, df_bitmaps_free, df_alloc, df_analyse_1,
7535 df_modified_p, df_analyse, df_refs_unlink, df_insn_modify,
7536 df_dump, hybrid_search_bitmap, iterative_dataflow_sbitmap): Modified.
7537 * df.h (DF_BB_INFO, DF_REF_BBNO): Modified.
7538 * dominance.c (init_dom_info, calc_dfs_tree_nonrec, calc_dfs_tree,
7539 calc_idoms, idoms_to_doms, calculate_dominance_info): Modified.
7540 * final.c (compute_alignments, final_scan_insn): Modified.
7541 * flow.c (verify_local_live_at_start, update_life_info,
7542 update_life_info_in_dirty_blocks, free_basic_block_vars,
7543 delete_noop_moves, calculate_global_regs_live,
7544 initialize_uninitialized_subregs, allocate_bb_life_data,
7545 regno_uninitialized, regno_clobbered_at_setjmp, mark_set_1,
7546 mark_used_reg, count_or_remove_death_notes): Modified.
7547 * function.c (thread_prologue_and_epilogue_insns): Modified.
7548 * gcse.c (struct null_pointer_info): Change typo of current_block
7550 (gcse_main, alloc_gcse_mem, compute_local_properties, compute_sets,
7551 oprs_unchanged_p, load_killed_in_block_p, record_last_reg_set_info,
7552 compute_hash_table, alloc_rd_mem, handle_rd_kill_set, compute_kill_rd,
7553 alloc_avail_expr_mem, expr_killed_p, compute_ae_kill,
7554 expr_reaches_here_p_work, expr_reaches_here_p, handle_avail_expr,
7555 classic_gcse, one_classic_gcse_pass, compute_transp, cprop,
7556 one_cprop_pass, compute_pre_data, pre_expr_reaches_here_p_work,
7557 pre_expr_reaches_here_p, insert_insn_end_bb, pre_edge_insert,
7558 pre_delete, one_pre_gcse_pass, compute_transpout,
7559 invalidate_nonnull_info, delete_null_pointer_checks_1,
7560 free_code_hoist_mem, compute_code_hoist_vbeinout,
7561 hoist_expr_reaches_here_p, hoist_code, one_code_hoisting_pass,
7562 compute_ld_motion_mems, store_ops_ok, find_moveable_store,
7563 compute_store_table, build_store_vectors, insert_insn_start_bb,
7564 insert_store, replace_store_insn, free_store_memory, store_motion):
7566 * global.c (global_alloc, global_conflicts, mark_elimination,
7567 build_insn_chain): Modified.
7568 * graph.c (print_rtl_graph_with_bb): Modified.
7569 * haifa-sched.c (sched_init): Modified.
7570 * ifcvt.c (SET_ORIG_INDEX, ORIG_INDEX): Removed.
7571 (find_if_block, find_cond_trap, find_if_case_1, find_if_case_2,
7572 if_convert): Modified.
7573 * lcm.c (compute_antinout_edge, compute_earliest, compute_laterin,
7574 compute_insert_delete, pre_edge_lcm, compute_available,
7575 compute_farthest, compute_nearerout, compute_rev_insert_delete,
7576 pre_edge_rev_lcm, make_preds_opaque, optimize_mode_switching):
7578 * local-alloc.c (alloc_qty, local_alloc, update_equiv_regs): Modified.
7579 * loop.c (loop_dump_aux): Modified.
7580 * predict.c (combine_predictions_for_insn, estimate_probability,
7581 last_basic_block_p, process_note_prediction, process_note_predictions,
7582 note_prediction_to_br_prob, propagate_freq, counts_to_freqs,
7583 expensive_function_p, estimate_bb_frequencies,
7584 compute_function_frequency): Modified.
7585 * print-rtl.c (print_rtx): Modified.
7586 * profile.c (GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX, instrument_edges,
7587 get_exec_counts, compute_branch_probabilities, compute_checksum,
7588 branch_prob, find_spanning_tree): Modified.
7589 * recog.c (split_all_insns, peephole2_optimize): Modified.
7590 * reg-stack.c (reg_to_stack, convert_regs_entry, compensate_edge,
7591 convert_regs_1, convert_regs_2, convert_regs): Modified.
7592 * regclass.c (scan_one_insn, regclass): Modified.
7593 * regmove.c (mark_flags_life_zones, regmove_optimize,
7594 combine_stack_adjustments): Modified.
7595 * regrename.c (regrename_optimize, copyprop_hardreg_forward): Modified.
7596 * reload1.c (reload, reload_combine, copy_eh_notes): Modified.
7597 * reorg.c (dbr_schedule): Modified.
7598 * resource.c (find_basic_block, init_resource_info): Modified.
7599 * sbitmap.c (sbitmap_intersection_of_succs,
7600 sbitmap_intersection_of_preds, sbitmap_union_of_succs,
7601 sbitmap_union_of_preds): Modified.
7602 * sched-deps.c (init_dependency_caches): Modified.
7603 * sched-ebb.c (schedule_ebbs): Modified.
7604 * sched-rgn.c (is_cfg_nonregular, build_control_flow, debug_regions,
7605 find_rgns, compute_trg_info, init_regions, schedule_insns): Modified.
7606 * sibcall.c (optimize_sibling_and_tail_recursive_call): Modified.
7607 * ssa-ccp.c (examine_flow_edges, optimize_unexecutable_edges,
7608 ssa_ccp_substitute_constants, ssa_ccp_df_delete_unreachable_insns,
7609 ssa_const_prop): Modified.
7610 * ssa-dce.c (set_control_dependent_block_to_edge_map_,
7611 find_control_dependence, find_pdom, ssa_eliminate_dead_code): Modified.
7612 * ssa.c (remove_phi_alternative, find_evaluations,
7613 compute_dominance_frontiers_1, compute_iterated_dominance_frontiers,
7614 insert_phi_node, rename_block, convert_to_ssa, eliminate_phi,
7615 make_regs_equivalent_over_bad_edges,
7616 make_equivalent_phi_alternatives_equival,
7617 compute_conservative_reg_partition,
7618 coalesce_regs_in_successor_phi_nodes, compute_coalesced_reg_partition,
7619 rename_equivalent_regs, convert_from_ssa, for_each_successor_phi):
7622 2002-05-16 Mark Mitchell <mark@codesourcery.com>
7624 * cfgrtl.c (purge_dead_edges): Correct handling of EDGE_EH.
7626 2002-05-16 Nick Clifton <nickc@cambridge.redhat.com>
7628 * config/arm/arm.c (arm_rtx_costs): Check for RTX being a
7629 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
7630 (arm_adjust_cost): Check for RTX being a SYMBOL_REF before
7631 calling CONSTANT_POOL_ADDRESS_P.
7632 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Fix typo in code
7633 to decide whether to define __arm__ or __thumb.
7634 (THUMB_GO_IF_LEGITIMATE_ADDRESS): Check for RTX being a
7635 SYMBOL_REF before calling CONSTANT_POOL_ADDRESS_P.
7637 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
7639 * config/arc/arc.h (CPP_PREDEFINES): Remove.
7641 (TARGET_CPU_CPP_BUILTINS): New.
7643 2002-05-16 Neil Booth <neil@daikokuya.demon.co.uk>
7645 * cpphash.h (cpp_macro): Move here, and make expansion a union.
7646 * cppmacro.c (cpp_macro): Remove.
7647 (enter_macro_context, replace_args, warn_of_redefinition,
7648 _cpp_create_definition, cpp_macro_definition): Update.
7650 2002-05-16 Jason Merrill <jason@redhat.com>
7652 * config/mips/mips.c (mips_output_external): Don't do sdata
7653 optimization for a variable with DECL_COMDAT set.
7655 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
7657 * config/rs6000/altivec.h: Cleanups for tighter typechecking.
7658 Cleanups for accepting modifiers on pointers.
7659 Fix predicate typos.
7660 Allow long pointers as well as int pointers.
7662 2002-05-15 Richard Henderson <rth@redhat.com>
7664 * varasm.c (merge_weak): Remove special case for extern and common.
7666 2002-05-15 Matt Hiller <hiller@redhat.com>
7668 * testsuite/gcc.c-torture/compile/20000804-1.x: Don't return 1 if
7670 * testsuite/gcc.c-torture/compile/20001226-1.x: Ditto.
7671 * testsuite/gcc.c-torture/compile/920520-1.x: Ditto.
7672 * testsuite/gcc.c-torture/compile/mipscop-1.x: XFAIL for now.
7673 * testsuite/gcc.c-torture/compile/mipscop-2.x: Ditto.
7674 * testsuite/gcc.c-torture/compile/mipscop-3.x: Ditto.
7675 * testsuite/gcc.c-torture/compile/mipscop-4.x: Ditto.
7677 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
7679 * reload1.c (forget_old_reloads_1): Do not use subreg offset.
7681 2002-05-15 Aldy Hernandez <aldyh@redhat.com>
7683 * config/rs6000/rs6000.md ("altivec_mtvscr"): Set VSCR register.
7684 ("altivec_mfvscr"): Read from VSCR.
7686 Add vscr sets for the following insns: altivec_vctuxs,
7687 altivec_vaddubs, altivec_vaddsbs, altivec_vadduhs,
7688 altivec_vaddshs, altivec_vadduws, altivec_vaddsws, altivec_vctsxs,
7689 altivec_vmhaddshs, altivec_vmhraddshs, altivec_vmsumuhs,
7690 altivec_vmsumshs, altivec_vpkuhss, altivec_vpkshss,
7691 altivec_vpkuwss, altivec_vpkswss, altivec_vpkuhus,
7692 altivec_vpkshus, altivec_vpkuwus, altivec_vpkswus,
7693 altivec_vsububs, altivec_vsubsbs, altivec_vsubuhs,
7694 altivec_vsubshs, altivec_vsubuws, altivec_vsubsws,
7695 altivec_vsum4ubs, altivec_vsum4sbs, altivec_vsum4shs,
7696 altivec_vsum2sws, altivec_vsumsws.
7698 * config/rs6000/rs6000.h: Add VSCR fixed register.
7699 (CALL_REALLY_USED_REGISTERS): Add vscr.
7700 (CALL_USED_REGISTERS): Same.
7701 (FIXED_REGISTERS): Same.
7702 (REG_ALLOC_ORDER): Same.
7703 (reg_class): Add VSCR_REGS.
7704 (REG_CLASS_NAMES): Same.
7705 (REG_CLASS_CONTENTS): Same.
7707 (REGISTER_NAMES): Add vscr.
7708 (DEBUG_REGISTER_NAMES): Same.
7709 (ADDITIONAL_REGISTER_NAMES): Same.
7710 (FIRST_PSEUDO_REGISTER): Increment.
7711 (CONDITIONAL_REGISTER_USAGE): Set VSCR as a global register.
7713 2002-05-15 Jakub Jelinek <jakub@redhat.com>
7715 * fold-const.c (fold): Fix a typo.
7717 2002-05-15 Eric Botcazou <ebotcazou@multimania.com>
7719 * fold-const.c (fold) [LT_EXPR]: Move the transformation of a
7720 comparison against the highest or lowest integer value before
7721 the 'X >= CST to X > (CST - 1)' and 'X < CST to X <= (CST - 1)'
7722 transformation and that of an unsigned comparison against 0
7725 2002-05-15 Richard Henderson <rth@redhat.com>
7727 * varasm.c (merge_weak): Error for any weakening after definition.
7728 Adjust weakening after use warning to catch more cases.
7729 (assemble_alias): Set TREE_USED and TREE_ASM_WRITTEN consistently.
7730 * config/alpha/alpha.c (alpha_encode_section_info): Do not abort.
7732 Wed May 15 10:38:27 CEST 2002 Jan Hubicka <jh@suse.cz>
7734 * invoke.texi (-malign-double): Re-add lost warning.
7736 * i386-protos.h (x86_output_mi_thunk): Declare.
7737 * unix.h (ASM_OUTPUT_MI_THUNK): Move offline to ...
7738 * i386.c (x86_output_mi_thunk): ... here; handle 64bits.
7740 * dwarf2out.c (output_call_frame_info): Do not skip unwind info
7741 when flag_asynchronous_unwind_tables is set.
7743 * flags.h (flag_reorder_functions): Declare.
7744 * function.c (prepare_function_start): Initialize frequnecy.
7745 * params.def (HOT_BB_COUNT_FRACTION, HOT_BB_FREQUENCY_FRACTION): New.
7746 * Makefile.in (predict.o): Add dependency on target.h and params.h
7747 * defaults.h (HOT_TEXT_SECTION_NAME,
7748 UNLIKELY_EXECUTED_TEXT_SECTION_NAME): New macros.
7749 * predict.c (choose_function_section): New function.
7750 (estimate_bb_frequencies): Use it.
7751 * toplev.c (flag_reorder_functions): New global variable.
7752 (lang_independent_options): New.
7753 (parse_options_and_default_flags): Set.
7754 * varasm.c (assemble_start_function): Bypass functdion alignment
7755 for never executed functions.
7756 * invoke.texi (-freorder-blocks, -freorder-functions): Document.
7757 (param hot-bb-count-fraction, hot-bb-frequency-fraction): New.
7758 * tm.texi (HOT_TEXT_SECTION_NAME, UNLIKELY_EXECUTED_TEXT_SECTION_NAME):
7761 Thu Jan 3 21:52:09 CET 2002 Jan Hubicka <jh@suse.cz>
7763 * predict.c: Inlude profile.h
7764 (MIN_COUNT): Rename to MIN_COUNT_FRACTION
7765 (maybe_hot_bb_p, probably_cold_bb_p, probably_never_executed_bb_p):
7766 Use the information about maximal counter in the program.
7768 Thu Dec 20 22:14:00 CET 2001 Jan Hubicka <jh@suse.cz>
7770 * basic-block.h (maybe_hot_bb_p, probably_cold_bb_p,
7771 probably_never_executed_bb_p): New functions.
7772 * cfgcleanup.c (outgoing_edges_match): Use them.
7773 * predict.c (MIN_COUNT, MIN_FREQUENCY): New macros.
7774 (maybe_hot_bb_p, probably_cold_bb_p,
7775 probably_never_executed_bb_p): New functions.
7777 * function.h (function): Add new field function_frequency.
7778 * predict.c (compute_function_frequency): New function.
7779 (estimate_probability): Call it.
7781 2002-03-09 Jakub Jelinek <jakub@redhat.com>
7783 PR optimization/5172, optimization/5200
7784 * gcse.c (gcse_main): Disable store_motion.
7786 2002-05-14 Zack Weinberg <zack@codesourcery.com>
7788 * c-parse.in (MODIFIED_WCHAR_TYPE): New macro.
7789 (c_common_nodes_and_builtins): Use it.
7790 (builtin_define_with_value): New function.
7791 (cb_register_builtins): Define __SIZE_TYPE__,
7792 __PTRDIFF_TYPE__, __WCHAR_TYPE__, and __WINT_TYPE__ here,
7793 using builtin_define_with_value. Use consistent notation when
7794 defining __GXX_WEAK__.
7795 (WCHAR_TYPE_SIZE): Don't redefine.
7796 (combine_strings): Don't use WCHAR_TYPE_SIZE.
7798 * cppdefault.h: Don't provide defaults for SIZE_TYPE,
7799 PTRDIFF_TYPE, WCHAR_TYPE, or WINT_TYPE.
7800 * cppinit.c (builtin_array): Remove entries for __SIZE_TYPE__ etc.
7801 * tradcpp.c (initialize_builtins): Likewise.
7802 * gcc.c (cpp_unique_options): Don't muck with __WCHAR_TYPE__.
7804 * c-lex.h (builtin_define_with_value): Prototype.
7805 * system.h: Poison NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_WCHAR_TYPE,
7806 NO_BUILTIN_PTRDIFF_TYPE, and NO_BUILTIN_WINT_TYPE.
7807 * doc/tm.texi: Remove mention of NO_BUILTIN_SIZE_TYPE etc.
7809 * config/avr/avr.h, config/h8300/h8300.h, config/i386/i386.h,
7810 config/ia64/ia64.h, config/mips/dec-osf1.h, config/mips/iris6.h,
7811 config/mips/linux.h, config/mips/mips.h, config/mips/netbsd.h,
7812 config/mips/osfrose.h, config/mips/sni-svr4.h, config/rs6000/aix51.h,
7813 config/s390/linux.h, config/sh/sh.h, config/sh/sh64.h,
7814 config/sparc/linux64.h, config/sparc/netbsd-elf.h,
7815 config/sparc/sol2-bi.h, config/sparc/sparc.h:
7816 Do not define NO_BUILTIN_SIZE_TYPE etc. Remove all references
7817 to __SIZE_TYPE__ etc from all spec strings. When this makes
7818 extra specs empty, delete them.
7820 2002-05-14 John David Anglin <dave@hiauly1.hia.nrc.ca>
7822 * pa.c (override_options): Override TARGET_JUMP_IN_DELAY when scheduling
7823 for PA8000 or generating dwarf2 call frame information.
7824 (output_call): Remove DO_FRAME_NOTES check from return pointer
7826 (following_call): Return 0 when scheduling for PA8000 or generating
7827 dwarf2 call frame information. Revise comment.
7829 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7832 * alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
7833 and __IEEE_FP_INEXACT as appropriate.
7834 (CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
7835 (CPP_SPEC): Remove ieee defines.
7836 * freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
7838 2002-05-14 Richard Henderson <rth@redhat.com>
7840 * config/i386/i386.c (ix86_save_reg): Make regno unsigned.
7841 (ix86_safe_length, ix86_safe_length_prefix, ix86_safe_memory): Kill.
7843 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7845 * arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define.
7847 (CPP_APCS_PC_SPEC, CPP_APCS_PC_DEFAULT_SPEC,
7848 CPP_FLOAT_SPEC, CPP_FLOAT_DEFAULT_SPEC, CPP_ENDIAN_SPEC,
7849 CPP_ENDIAN_DEFAULT_SPEC, CPP_INTERWORK_DEFAULT_SPEC,
7850 CPP_INTERWORK_SPEC, CPP_PREDEFINES): Remove.
7851 (EXTRA_SPECS): Update.
7852 * arm/conix-elf.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
7853 arm/riscix1-1.h, arm/rtems-elf.h, arm/semiaof.h, arm/unknown-elf.h,
7854 arm/unknown-elf-oabi.h, arm/vxarm.h: Remove CPP_PREDEFINES and
7855 define TARGET_OS_CPP_BUILTINS if necessary.
7857 2002-05-14 Neil Booth <neil@daikokuya.demon.co.uk>
7859 * gcc.c (cpp_options): Must pass -m* and -f* options
7860 to the front end even when only preprocessing.
7861 (cc1_options): Remove redundant -lang-c.
7862 * tradcpp.c (main): Ignore -m options.
7864 * lang-specs.h: Similarly.
7866 2002-05-14 Vladimir Makarov <vmakarov@redhat.com>
7868 * genautomata.c (transform_3): Add code for transformation
7869 `(A,B,...)+C -> A+C,B,...'.
7871 Tue May 14 12:48:22 CEST 2002 Jan Hubicka <jh@suse.cz>
7873 * final.c (end_final): Do not output profile_arcs constructor, when
7874 no functions are instrumented.
7876 Tue May 14 12:38:30 CEST 2002 Jan Hubicka <jh@suse.cz>
7878 * i386.md (testsi to testqi_zext_1 splitter): Fix typo.
7880 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
7882 * doc/install.texi: Remove special markup originally required for
7883 HTML generation with texi2html.
7885 2002-05-14 Andreas Schwab <schwab@suse.de>
7887 * config/ia64/sysv4.h (DO_SELECT_SECTION): Factored out of
7889 (UNIQUE_SECTION): Define to get small data correctly.
7891 * varasm.c (resolve_unique_section): Add third parameter
7892 flag_function_or_data_sections and use it instead of
7893 flag_function_sections.
7894 (assemble_start_function): Pass flag_function_sections.
7895 (asm_emit_uninitialised): Pass flag_data_sections.
7896 (assemble_variable): Likewise.
7898 2002-05-14 Richard Henderson <rth@redhat.com>
7900 * config/i386/i386.md: Use define_constants for unspec numbers.
7901 * config/i386/i386.c: Likewise.
7903 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7905 * doc/contrib.texi: Update my entry.
7907 2002-05-13 Mark Mitchell <mark@codesourcery.com>
7909 * fixinc/inclhack.def (winidss_valist): Limit applicability.
7910 * fixinc/fixincl.x: Regenerated.
7911 * fixinc/tests/base/math.h: Update.
7912 * fixinc/tests/base/testing.h: Likewise.
7914 2002-05-13 Zack Weinberg <zack@codesourcery.com>
7916 * genattr.c (gen_attr): Don't emit a comma after the last
7919 2002-05-13 Richard Henderson <rth@redhat.com>
7921 * cfgrtl.c (purge_dead_edges): Handle abnormal call edges created
7923 * recog.c (peephole2_optimize): Likewise.
7925 2002-05-13 Andris Pavenis <pavenis@lanet.lv>
7927 * cppfiles.c (open_file): Change mode (DJGPP only) of redirected
7930 2002-05-13 Jeffrey A Law (law@redhat.com)
7932 * flow.c (invalidate_mems_from_autoinc): Rewrite to use for_each_rtx.
7933 Update prototype and callers.
7934 (propagate_one_insn): Stack pointer adjustments kill MEMs on
7935 the mem_set_list which reference the stack pointer, as do
7936 calls to constant functions as they may clobber outgoing
7939 * i386.c (ia32_multipass_dfa_lookahead): Prototype.
7941 * i386.c (TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Define.
7942 (ia32_multipass_dfa_lookahead): New function.
7944 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7946 * gcc.c (SWITCH_TAKES_ARG): Remove 'V'.
7947 (translate_options): Remove 'V'.
7948 (process_command): Similarly.
7950 * invoke.texi: Remove documentation of 'V'.
7952 2002-05-13 Ulrich Weigand <uweigand@de.ibm.com>
7954 * config/s390/linux.h: Revert 2002-04-22 changes.
7956 2002-05-13 Scott Marks <SMarks@mobile-mind.com>
7958 * config/fr30/fr30.md: Only allow splits of immediate loads
7959 if the destination is a register.
7961 2002-05-13 Neil Booth <neil@daikokuya.demon.co.uk>
7963 * Makefile.in (c-common.o, cppinit.o): Update.
7964 * c-common.c: Include except.h.
7965 (cb_register_builtins): Handle __USING_SJLJ_EXCEPTIONS__.
7966 Call TARGET_CPU_CPP_BUILTINS and TARGET_OS_CPP_BUILTINS.
7967 * cppinit.c (__USING_SJLJ_EXCEPTIONS): Not here.
7968 * defaults.h (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS,
7969 CPP_PREDEFINES): Handle here.
7971 * alpha/alpha-interix.h, alpha/gnu.h, alpha/linux.h,
7972 alpha/netbsd.h, alpha/openbsd.h, alpha/osf.h, alpha/unicosmk.h,
7973 alpha/vms.h, alpha/vxworks.h: Remove CPP_PREDEFINES, define
7974 TARGET_OS_CPP_BUILTINS.
7975 * alpha/alpha.h (TARGET_CPU_CPP_BUILTINS): Define.
7976 (CPP_SPEC, EXTRA_SPECS): Update.
7977 (CPP_AM_BWX_SPEC, CPP_AM_MAX_SPEC, CPP_AM_FIX_SPEC,
7978 CPP_AM_CIX_SPEC, CPP_IM_EV4_SPEC, CPP_IM_EV5_SPEC,
7979 CPP_IM_EV6_SPEC, CPP_CPU_EV4_SPEC, CPP_CPU_EV5_SPEC,
7980 CPP_CPU_EV56_SPEC, CPP_CPU_PCA56_SPEC, CPP_CPU_EV6_SPEC,
7981 CPP_CPU_EV67_SPEC, CPP_CPU_DEFAULT_SPEC, CPP_CPU_SPEC): Remove.
7983 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Remove.
7984 (TARGET_OS_CPP_BUILTINS, TARGET_CPU_CPP_BUILTINS): Define.
7986 2002-05-12 Zack Weinberg <zack@codesourcery.com>
7988 * emit-rtl.c (global_rtl): Update comment.
7989 (const_double_htab, const_double_htab_hash,
7990 const_double_htab_hash, lookup_const_double): New.
7991 (const_int_htab_hash, const_int_htab_eq): Remove const
7992 qualifiers, which cause tons of warnings with RTL checking on.
7993 (gen_rtx_CONST_DOUBLE): Deleted.
7994 (const_double_from_real_value): New function - bears some
7995 resemblance to the former immed_real_const_1.
7996 (immed_double_const): Moved here from varasm.c and
7998 (gen_rtx_REG): Make REGNO unsigned to squelch warnings.
7999 (gen_rtx_SUBREG): Use gen_rtx_raw_SUBREG.
8000 (gen_rtx): Use immed_double_const.
8001 (init_emit_once): Initialize the const_double_htab. Use
8002 REAL_VALUE_FROM_INT where possible. Can now use
8003 CONST_DOUBLE_FROM_REAL_VALUE when setting up const_tiny_rtx.
8004 * varasm.c (struct varasm_status): Remove x_const_double_chain.
8005 (const_double_chain, immed_real_const, clear_const_double_mem): Delete.
8006 (immed_double_const, immed_real_const_1): Moved to emit-rtl.c.
8007 (init_varasm_status, mark_varasm_status): Don't touch
8008 x_const_double_chain.
8010 * output.h: Delete prototype for clear_const_double_mem.
8011 * real.h: Make REAL_VALUE_TYPE a macro again. Remove leading
8012 '0' slot from all CONST_DOUBLE_FORMAT definitions. Prototype
8013 const_double_from_real_value, not immed_real_const_1, and use
8014 it to define CONST_DOUBLE_FROM_REAL_VALUE. Define new macro
8016 * rtl.h (CONST_DOUBLE_CHAIN): Kill.
8017 (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH): Adjust.
8018 (gen_rtx_CONST_DOUBLE, immed_real_const): Delete prototypes.
8019 (gen_rtx_REG): Second arg is unsigned.
8021 * gengenrtl.c (special_rtx): Take out CONST_DOUBLE.
8022 (excluded_rtx): New, return true for CONST_DOUBLE.
8023 (genmacro): Write nothing for excluded codes.
8024 * combine.c (combine_simplify_rtx): Use CONST_DOUBLE_FROM_REAL_VALUE.
8025 * expr.c (expand_expr): Likewise.
8026 * ggc-common.c (ggc_mark_rtx_children_1): Don't mark the
8028 * toplev.c (rest_of_compilation): Don't call
8029 clear_const_double_mem.
8031 * config/rs6000/rs6000.c (rs6000_float_const): Delete.
8032 (rs6000_hash_constant): Remove CONST_DOUBLE special case.
8033 (toc_hash_eq): Remove CONST_DOUBLE and LABEL_REF special cases.
8034 * config/rs6000/rs6000-protos.h: Don't prototype rs6000_float_const.
8035 * config/c4x/c4x.md, config/rs6000/rs6000.md: Use CONST_DOUBLE_ATOF.
8036 * config/dsp16xx/dsp16xx.md, config/mips/mips.md,
8037 config/pa/pa.md: Use CONST_DOUBLE_FROM_REAL_VALUE.
8038 * config/sparc/sparc.md, config/sparc/sparc.c: Use immed_double_const.
8040 2002-05-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8042 * mips/iris6.h (CPLUSPLUS_CPP_SPEC): Define.
8044 2002-05-12 Tom Tromey <tromey@redhat.com>
8046 * tree.h (copy_node): Don't mention TREE_PERMANENT.
8048 2002-05-12 Zack Weinberg <zack@codesourcery.com>
8050 * gensupport.c (n_comma_elts): Moved here from genattrtab.c.
8051 (scan_comma_elt): New function. Accepts whitespace in comma lists.
8052 * gensupport.h: Prototype new routines.
8053 * genattr.c (gen_attr): Use scan_comma_elt. Avoid unnecessary
8055 * genattrtab.c (n_comma_elts): Moved to gensupport.c.
8056 (next_comma_elt): Use scan_comma_elt.
8058 * config/i386/i386.md: Use new attribute notation to break up
8059 long lines in define_attr forms.
8061 2002-05-12 Richard Henderson <rth@redhat.com>
8063 * expr.c (compress_float_constant): New.
8064 (emit_move_insn): Use it.
8065 (float_extend_from_mem): New.
8066 (init_expr_once): Initialize it.
8067 * real.c (exact_real_truncate): New.
8069 * config/i386/i386.h (CONST_COSTS): Assume CONST_DOUBLE gets
8070 dropped into memory; penalize for size.
8071 (RTX_COSTS): FLOAT_EXTEND is free.
8072 * config/i386/i386.md (extendsfdf2, extendsfxf2, extendsftf2,
8073 extenddfxf2, extenddftf2): Accept constants and drop them to memory.
8075 2002-05-12 Richard Henderson <rth@redhat.com>
8077 * profile.h (profile_info): Add missing extern to declaration.
8078 * profile.c (profile_info): Define it.
8080 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8082 * pa/pa32-regs.h (HARD_REGNO_MODE_OK): Revise sets of general registers
8083 used for DImode and TImode.
8085 2002-05-11 Neil Booth <neil@daikokuya.demon.co.uk>
8087 * cpplex.c (_cpp_lex_direct): When in a directive at EOF
8090 2002-05-11 Zack Weinberg <zack@codesourcery.com>
8092 * config/rs6000/rs6000.c (rs6000_default_long_calls,
8093 rs6000_longcall_switch, rs6000_set_default_type_attributes): New.
8094 (TARGET_SET_DEFAULT_TYPE_ATTRIBUTES): Set it.
8095 (rs6000_override_options): Handle -m(no-)longcall.
8096 (init_cumulative_args, output_mi_thunk): Check for both
8097 longcall and shortcall attributes on the function.
8098 (rs6000_attribute_table): Add "shortcall".
8099 (rs6000_handle_longcall_attribute): Update comment.
8100 (altivec_expand_unop_builtin, altivec_expand_binop_builtin,
8101 altivec_expand_ternop_builtin): Add default clauses to switches
8102 to silence warnings.
8104 * config/rs6000/rs6000.h: Declare rs6000_longcall_switch and
8105 rs6000_default_long_calls. Define REGISTER_TARGET_PRAGMAS.
8106 (TARGET_OPTIONS): Add longcall and no-longcall.
8108 * config/rs6000/rs6000.md (call_nonlocal_sysv,
8109 call_value_nonlocal_sysv): Split by alternatives. One pair
8110 accepts only SYMBOL_REFs and rejects if CALL_LONG is set in
8111 the call cookie. The other pair accepts only LR/CTR and has
8114 * config.gcc (rs6000-*-* | powerpc*-*-* trailer stanza):
8115 Set c_target_objs, cxx_target_objs; add t-rs6000-c-rule to
8117 * config/rs6000/rs6000-c.c: New file.
8118 * config/rs6000/t-rs6000-c-rule: New file.
8119 * config/rs6000/rs6000-protos.c: Add multiple-include guard.
8120 Prototype rs6000_pragma_longcall.
8122 * doc/extend.texi: Document shortcall attribute.
8123 * doc/invoke.texi: Document -mlongcall, -mno-longcall.
8125 2002-05-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
8127 * reorg.c (dbr_schedule): Remove unnecessary test.
8129 Sat May 11 14:34:35 CEST 2002 Jan Hubicka <jh@suse.cz>
8131 * i386.md (testsi to testqi spliters): New.
8133 2002-01-14 Josef Zlomek <zlomek@matfyz.cz>
8135 cfg.c (dump_edge_info): added dumping of EDGE_CAN_FALLTHRU.
8137 Wed Jan 9 2002 Josef Zlomek <zlomj9am@artax.karlin.mff.cuni.cz>
8139 * basic-block.h: New flag EDGE_CAN_FALLTHRU
8140 * cfganal.c (set_edge_can_fallthru_flag): New function; marks the edges
8141 that can be made fallthru.
8143 Mon Nov 12 16:25:53 CET 2001 Jan Hubicka <jh@suse.cz>
8145 * cfglayout.c (cleanup_unconditional_jumps): New static function.
8146 (cfg_layout_initialize): Use it.
8148 2002-05-11 Marek Michalkiewicz <marekm@amelek.gda.pl>
8150 * config/avr/avr.c (avr_mcu_types): Update supported devices.
8151 * config/avr/avr.h (CPP_SPEC, LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
8152 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
8154 2002-05-11 Kazu Hirata <kazu@cs.umass.edu>
8156 * dbxout.c: Fix formatting.
8157 * dependence.c: Likewise.
8159 * diagnostic.c: Likewise.
8160 * doloop.c: Likewise.
8161 * dominance.c: Likewise.
8162 * doschk.c: Likewise.
8163 * dwarf2asm.c: Likewise.
8164 * dwarf2out.c: Likewise.
8165 * dwarfout.c: Likewise.
8167 2002-05-10 Richard Henderson <rth@redhat.com>
8169 * final.c (end_final): Tidy whitespace. Don't honor flag_pack_struct.
8170 Convert integers constants as needed. Replace "nwords" field with
8172 (final): Save profile data if cfun->arc_profile, not profile_arc_flag.
8173 * function.h: Fix typo in comment.
8174 * libgcc2.c (struct bb): Replace "nwords" with "sizeof_bb".
8176 2002-05-10 Roger Sayle <roger@eyesopen.com>
8178 * fold-const.c (build_range_check): Optimize (c>=1) && (c<=127)
8179 into the equivalent (signed char)c > 0.
8181 2002-05-10 Janis Johnson <janis187@us.ibm.com>
8183 * loop.c: (PREFETCH_EXTREME_DIFFERENCE, PREFETCH_BEFORE_LOOP): New.
8184 (PREFETCH_CONDITIONAL): Renamed from PREFETCH_NOT_ALWAYS.
8185 (struct prefetch_info): Fix spelling of member bytes_accessed.
8186 (emit_prefetch_instructions): Make dump messages more regular;
8187 restructure code to add more dump messages; use new macros for
8188 heuristics. (There are no code generation changes in any of this).
8190 2002-05-10 David S. Miller <davem@redhat.com>
8192 * rtl.h (INSN_ANNULLED_BRANCH_P): Accept INSN too, update comment.
8193 (struct rtx_def): Update unchanging flag comment.
8194 * doc/rtl.texi (INSN_ANNULLED_BRANCH_P): Update description.
8195 * reorg.c (delete_from_delay_list): INSN_ANNULLED_BRANCH_P needs
8196 to be handled to INSN too.
8197 (dbr_schedule): Likewise.
8198 * resource.c (next_insn_no_annul): Likewise.
8200 * cse.c (rtx_cost): Remove multiplication by power of 2 special
8203 2002-05-14 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
8205 * doc/install.texi (Specific, *-*-solaris2*): Update passus on
8206 setting CONFIG_SHELL to /bin/ksh and remove alternate trick to
8207 (possibly) work around broken /bin/sh.
8209 2002-05-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8211 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Use mabi=64 and
8212 . as N64/N32 libgcc_s.so subdirs.
8214 2002-05-10 David S. Miller <davem@redhat.com>
8216 * config/sparc/sparc.md: Use define_constants for unspec numbers.
8218 * rtl.h (struct rtx_def): Document unchanging and in_struct flags
8220 (INSN_ANNULLED_BRANCH_P): Only valid for JUMP_INSN and CALL_INSN, fix
8222 (INSN_FROM_TARGET_P): Valid also for CALL_INSN.
8223 * doc/rtl.texi: Document these macros more accurately.
8224 * recog.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P for
8225 JUMP_INSNs and CALL_INSNs.
8226 * resource.c (whole file): Only mess with INSN_ANNULLED_BRANCH_P
8227 or INSN_FROM_TARGET_P if the code is appropriate.
8229 2002-05-10 Marek Michalkiewicz <marekm@amelek.gda.pl>
8231 * config/avr/avr.c (print_operand): Check that addr is a SYMBOL_REF
8232 before using SYMBOL_REF_FLAG (addr).
8234 * config/avr/avr-protos.h (avr_io_address_p): Declare.
8235 * config/avr/avr.c (io_address_p): Rename to avr_io_address_p.
8236 Make non-static. Update all callers.
8237 * config/avr/avr.md (*cbi, *sbi, *sbix_branch, *sbix_branch_bit7):
8238 New insns to clear/set/test a single bit in I/O address space.
8240 2002-05-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8242 * rtl.h (ENABLE_RTL_FLAG_CHECKING): Also check for gcc >= 2.7.
8244 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
8246 * Makefile.in: Update.
8247 * c-common.c (flag_iso, flag_undef, cb_register_builtins,
8248 builtin_define_std): New.
8249 (c_common_init): Register CPP builtins callback.
8250 * c-common.h (flag_iso, flag_undef): New.
8251 * c-decl.c (c_decode_option): Set flag_iso and flag_undef.
8252 * c-lex.c: Don't include target.h.
8253 (cb_register_builtins): Move to c-common.c.
8254 (init_c_lex): Don't register hook here.
8255 * c-lex.h (builtin_define, builtin_assert, builtin_define_std): New.
8256 (cpp_define, cpp_assert): Remove.
8257 * gcc.c (cc1_options): Pass -undef to front end.
8258 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): Remove.
8259 (TARGET_INITIALIZER): Update.
8260 * target.h (struct cpp_reader): Don't predeclare.
8261 (struct gcc_target): Remove cpp builtin hook.
8262 * tree.c (default_register_cpp_builtins): Remove.
8266 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
8268 * cppexp.c (_cpp_expand_op_stack): Set op_limit.
8270 2002-05-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
8272 * config/mips/t-iris6 (SHLIB_SLIBDIR_SUFFIXES): Define.
8273 (SHLIB_LINK, SHLIB_INSTALL): Adjust.
8275 2002-05-09 Jakub Jelinek <jakub@redhat.com>
8277 * config/sparc/t-linux64 (SHLIB_MAPFILES): Set.
8278 * config/sparc/libgcc-sparc-glibc.ver: New file.
8279 * config/cris/t-linux (SHLIB_MAPFILES): Remove.
8280 * mklibgcc.in: Preprocess SHLIB_MAPFILES with ml flags.
8282 2002-05-09 Jakub Jelinek <jakub@redhat.com>
8285 * Makefile.in (libgcc.mk): Pass SHLIB_SLIBDIR_SUFFIXES to mklibgcc.
8286 * mklibgcc.in: If SHLIB_SLIBDIR_SUFFIXES is defined, put libgcc_s
8287 shared libraries into multilib dirs, with SONAME libgcc_s.so.1 for
8289 * config/t-slibgcc-elf-ver (SHLIB_LINK): Adjust for the above.
8290 * config/t-slibgcc-sld (SHLIB_LINK): Likewise.
8291 * config/sparc/t-linux64 (SHLIB_SLIBDIR_SUFFIXES): Define.
8292 * config/sparc/t-sol2-64 (SHLIB_SLIBDIR_SUFFIXES): Define.
8294 2002-05-09 Richard Henderson <rth@redhat.com>
8296 * config/ia64/ia64.md: Use define_constants for unspec numbers.
8297 * config/ia64/ia64.c: Likewise.
8299 2002-05-09 Richard Sandiford <rsandifo@redhat.com>
8301 * config/mips/mips.c (mips_add_large_offset_to_sp): Remove FILE arg.
8302 (save_restore_insns): Likewise.
8303 (mips_expand_prologue, mips_expand_epilogue): Update callers.
8304 (highpart_shift_operator): Attach ATTRIBUTE_UNUSED to mode argument.
8306 Thu May 9 11:50:09 2002 Jeffrey A Law (law@redhat.com)
8308 * athlon.md, k6.md, pentium.md, ppro.md): New files.
8309 * i386.md: Move scheduling information into new files.
8311 * i386.md (type attribute): Add "rotate" for rotate insns.
8312 (rotate insns): Set type to "rotate".
8313 (various attributes and function units): Treat rotate like shift.
8314 (pent_pair attribute): Only rotates by one bit position are
8316 (sbb insns): Explicitly set pent_pair attribute on a couple
8317 that were missing it.
8319 Thu May 9 18:29:24 2002 J"orn Rennecke <joern.rennecke@superh.com>
8321 * sh.c (sh_builtin_saveregs): If starting with an odd fp register,
8322 make sure that buffer starts on odd word address.
8323 (sh_va_arg): Skip odd fp registers when reading a double precision
8326 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
8328 * tree.h (preserve_data, object_permanent_p, type_precision):
8331 2002-05-09 Neil Booth <neil@daikokuya.demon.co.uk>
8333 * cpplib.c (cpp_init_internal_pragmas): Remove #pragma poison.
8334 * cppmacro.c (paste_all_tokens): Bad pastes are a hard error.
8336 * cpp.texi: Update for removal of obsolete features.
8338 Thu May 9 07:46:18 2002 Jan Hubicka <jh@suse.cz>
8339 Jeffrey A Law (law@redhat.com)
8341 * i386.c (ia32_use_dfa_pipeline_interface): New function. Use
8342 the DFA interface for Pentium processors.
8343 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): DEFINE.
8344 (attr_pent_pair, ix86_pent_find_pair): Remove.
8345 (ix86_sched_reorder_pentium): Remove.
8346 (ix86_sched_reorder): Remove reordering for Pentium.
8347 * i386.md (Pentium scheduling): Rewrite using DFA description.
8349 Thu May 9 14:55:39 CEST 2002 Jan Hubicka <jh@suse.cz>
8351 * cfganal.c (can_fallthru): Fix fast path.
8352 * cfgrtl.c (verify_flow_info): Avoid crash on conditionals
8353 with edges to the next block.
8355 Thu May 9 14:52:45 CEST 2002 Jan Hubicka <jh@suse.cz>
8356 Pavel Nejedly <bim@atrey.karlin.mff.cuni.cz>
8358 * final.c (end_final): Use C trees to output data structures for profiling.
8360 * Makefile.in (LIBGCC_DEPS): Added missing dependency on gcov-io.h
8361 (profile.o): New dependency profile.h
8362 (final.o): New dependency profile.h
8363 * profile.h: New file. New global structure profile_info.
8364 * final.h (count_edges_instrumented_now): Declare.
8365 (current_function_cfg_checksum): Declare.
8366 (function_list): New structure.
8367 (functions_head, functions_tail): New static variables.
8368 (end_final): Emits more data, removed some -ax stuff.
8369 (final): Stores function names and chcksums.
8370 * gcov-io.h (__write_gcov_string): New function.
8371 (__read_gcov_string): New function.
8372 * gcov.c (read_profile): New function.
8373 (create_program_flow_graph): Uses read_profile instead of reading
8375 (read_files): Removed da_file checking, it's done by read_profile now.
8376 * libgcc2.c (bb_function_info): New structure.
8377 (bb): New field in structure, removed some -ax stuff.
8378 (__bb_exit_func): Changed structure of da_file.
8379 * profile.c (count_edges_instrumented_now): New global variable.
8380 (current_function_cfg_checksum): New global variable.
8381 (max_counter_in_program): New global variable.
8382 (get_exec_counts): New function.
8383 (compute_checksum): New function.
8384 (instrument_edges): Sets count_edges_instrumented_now.
8385 (compute_branch_probabilities): Uses get_exec_counts instead of
8387 (branch_prob): Calls compute_checksum and writes extra data to bbg_file.
8388 (init_branch_prob): Removed da_file checking, done in get_exec_counts
8390 (end_branch_prob): Removed da_file checking, done in get_exec_counts
8392 * gcov.texi: Updated information about gcov file format.
8394 2002-05-09 Kazu Hirata <kazu@cs.umass.edu>
8396 * sbitmap.c: Fix formatting.
8398 * scan-decls.c: Likewise.
8399 * sched-deps.c: Likewise.
8400 * sched-ebb.c: Likewise.
8401 * sched-rgn.c: Likewise.
8402 * sched-vis.c: Likewise.
8403 * sdbout.c: Likewise.
8404 * sibcall.c: Likewise.
8405 * simplify-rtx.c: Likewise.
8407 * ssa-ccp.c: Likewise.
8408 * ssa-dce.c: Likewise.
8410 * stor-layout.c: Likewise.
8411 * stringpool.c: Likewise.
8413 2002-05-09 David S. Miller <davem@redhat.com>
8415 * config/sparc/sol2.h (ASM_CPU_SPEC): Handle -mcpu=v9.
8417 2002-05-07 David S. Miller <davem@redhat.com>
8419 * config/sparc/sparc.h (TARGET_BUGGY_QP_LIB): Define to zero.
8420 * config/sparc/sol2.h (TARGET_BUGGY_QP_LIB): Override to one.
8421 * config/sparc/sparc.c (emit_soft_tfmode_libcall): If the Qp
8422 library implementation clobbers the output before the inputs
8423 are fully consumed, use stack temporary for the output.
8425 2002-05-09 Jason Thorpe <thorpej@wasabisystems.com>
8427 * config/netbsd.h (CPP_SPEC): Remove.
8428 * config/i386/netbsd-elf.h (CPP_SPEC): Define.
8429 * config/i386/netbsd.h (CPP_SPEC): Define.
8430 * config/ns32k/netbsd.h (CPP_SPEC): Define.
8431 * config/sparc/netbsd-elf.h (CPP_SPEC): Remove.
8432 * config/sparc/netbsd.h (CPP_SPEC): Define.
8433 * config/vax/netbsd.h (CPP_SPEC): Define.
8435 2002-05-08 Kazu Hirata <kazu@cs.umass.edu>
8437 * read-rtl.c: Fix formatting.
8439 * recog.c: Likewise.
8440 * regclass.c: Likewise.
8441 * regmove.c: Likewise.
8442 * reg-stack.c: Likewise.
8443 * reload1.c: Likewise.
8444 * reload.c: Likewise.
8445 * resource.c: Likewise.
8446 * rtlanal.c: Likewise.
8448 * rtl-error.c: Likewise.
8450 2002-05-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
8452 * pa/pa-64.h (MAX_WCHAR_TYPE_SIZE): Delete.
8453 * pa/pa.h (MAX_WCHAR_TYPE_SIZE): Delete.
8455 2002-05-08 Bernd Schmidt <bernds@redhat.com>
8457 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Tweak previous change to
8458 use __SSE2__ macro instead.
8459 * config/i386/xmmintrin.h: Likewise.
8461 2002-05-08 Janis Johnson <janis187@us.ibm.com>
8463 * rtl.h (RTL_FLAG_CHECK*): Add an argument for the macro name,
8464 and use it in all invocations of these macros. Clean up comments.
8465 * rtl.c (rtl_check_failed_flag): Add an argument for the name
8466 of the flag access macro whose check failed.
8467 * doc/rtl.texi (Flags): Document additional flag uses.
8469 2002-05-08 Robert Spier <rspier@pobox.com>
8470 Neil Booth <neil@daikokuya.demon.co.uk>
8472 PR preprocessor/6521
8473 * cppfiles.c (handle_missing_header): Don't do anything
8474 different for <> includes.
8476 * cppopts.texi: Update documentation for -MG.
8478 2002-05-08 Neil Booth <neil@daikokuya.demon.co.uk>
8480 * cpplex.c (cpp_interpret_charconst): Truncate as well as
8483 * cpp.texi: Clarify multichar charconst valuation.
8485 2002-05-08 Mark Mitchell <mark@codesourcery.com>
8487 * doc/invoke.texi: Document -mwindiss option.
8489 2002-05-08 Jason Merrill <jason@redhat.com>
8491 * dwarf2out.c (output_call_frame_info): Don't emit a CIE with no FDEs.
8493 * dwarf2out.c (gen_type_die): Abort on broken recursion.
8496 * dwarf2out.c (rtl_for_decl_location): Only expand INTEGER_CST and
8499 2002-05-08 Nick Clifton <nickc@cambridge.redhat.com>
8501 * config/arm/t-arm-elf (MULTILIB): Do not allow big-endian/
8502 little-endian multilibs to override arm/thumb multilibs.
8503 Do not build hardware floating point multilibs, nor apcs-26
8504 multilibs for the Thumb.
8506 2002-05-08 Mark Mitchell <mark@codesourcery.com>
8509 * varasm.c (mark_weak): New function.
8510 (merge_weak): Use it. Do not call declare_weak.
8511 (declare_weak): Use merge_weak.
8513 Wed May 8 13:12:11 CEST 2002 Jan Hubicka <jh@suse.cz>
8515 * cse.c (dead_libcall_p): Update counts.
8516 (delete_trivially_dead_insns): Update call of dead_libcall_p.
8518 Wed May 8 11:08:50 CEST 2002 Jan Hubicka <jh@suse.cz>
8520 * cfglayout.c (function_tail_eff_head): Rename to ...
8521 (function_footer): ... this one.
8522 (unlink_insn_chain): New functions.
8523 (label_for_bb): Only call block_label and emit debug message.
8524 (record_effective_endpoints): Actually unlink the headers and footers.
8525 (fixup_reorder_cahin): Re-insert the unlinked sequences.
8526 (cfg_layout_duplicate_bb): Use duplicate_insn_chain.
8527 * cfglayout.h (struct reorder_block_def): New fields footer/header;
8528 remove eff_head/eff_end.
8529 * rtl.h (set_first_insn): Declare.
8530 * emit-rtl.c (set_first_insn): New function.
8532 * cfglayout.c (fixup_reorder_chain): Dump duplicated
8533 (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
8534 cfg_layout_duplicate_bb): New global function.
8535 (duplicate_insn_chain): New static function.
8536 * cfglayout.h (cfg_layout_can_duplicate_bb_p, cfg_layout_rerirect_edge,
8537 cfg_layout_duplicate_bb): Declare.
8538 (struct reorder_block_def): Add "original" field.
8539 * emit-rtl.c (emit_copy_of_insn_after): New function.
8540 * rtl.h (emit_copy_of_insn_after): Declare.
8542 * cfglayout.c (fixup_fallthru_exit_predecessor): Kill.
8543 (fixup_reorder_chain): properly handle edges to exit block.
8545 Wed May 8 11:10:31 CEST 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
8546 Jan Hubicka <jh@suse.cz>
8548 * basic-block.h (note_prediction_to_br_prob): declare.
8549 * c-semantics.c: Inlucde predit.h
8550 (expand_stmt): predict GOTO_STMT as not taken.
8551 * cfgcleanup.c: (delete_unreachable_blocks): Make global.
8552 (cleanup_cfg): Do not free tail_recursion_list.
8553 * cfgrtl.c (can_delete_note_p): Delete NOTE_INSN_PREDICTION.
8554 (flow_delete_block): Kill predictions past end of basic block.
8555 * output.h (delete_unreachable_blocks): Declare.
8556 * predict.c (predicted_by_p, process_note_predictions,
8557 process_note_prediction, last_block_p): New function.
8558 (estimate_probability): Bypass loop on PRED_CONTINUE;
8559 do not handle noreturn heuristics; kill PRED_RETURN; add
8561 * predict.def (PRED_CONTINUE, PRED_EARLY_RETURN, PRED_GOTO,
8562 PRED_CONST_RETURN, PRED_NEGATIVE_RETURN, PRED_NULL_RETURN): New.
8563 * predict.h (IS_TAKEN): New constant.
8564 * print-rtl.c (print_rtx): Pretty print NOTE_INSN_PREDICTION.
8565 * rtl.c (NOTE_INSN_PREDICTION): New.
8566 * rtl.h (NOTE_PREDICTION, NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS):
8568 (insn_note): add NOTE_INSN_PREDICTION.
8569 * sibcall.c (optimize_sibling_and_tail_recursive_call): Do not build
8570 CFG; free tail_recursion_label_list.
8571 * stmt.c: Include predict.h;
8572 (return_prediction): New.
8573 (expand_value_return): Use it.
8574 * toplev.c: Lower NOTE_INSN_PREDICTION before sibcall.
8576 2002-05-08 Richard Sandiford <rsandifo@redhat.com>
8578 * config/mips/mips.md: Name the unspecs with define_constant.
8579 (*HILO_delay): Rename to 'hilo_delay' (no star).
8580 (reload_indi): Replace gen_rtx_UNSPEC with gen_hilo_delay.
8581 (reload_outdi, reload_outsi): Likewise.
8583 2002-05-07 Kazu Hirata <kazu@cs.umass.edu>
8585 * toplev.c: Fix formatting.
8587 2002-05-07 Janis Johnson <janis187@us.ibm.com>
8589 * config.in (ENABLE_RTL_FLAG_CHECKING): New.
8590 * configure.in (ac_rtlflag_checking): New.
8591 * doc/install.texi (--enable-checking): Document RTL flag checking.
8593 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
8595 * c-common.c (c_common_init): Set options->unsigned_wchar.
8596 * cppinit.c (cpp_create_reader): Default unsigned_wchar,
8597 group target dependencies.
8598 (init_builtins, cpp_handle_option): Update.
8599 * cpplex.c (cpp_interpret_charconst): Update.
8600 * cpplib.h (struct cpp_options): Add unsigned_wchar, rename
8601 signed_char to unsigned_char, group target dependencies.
8602 * defaults.h (WCHAR_UNSIGNED): Remove.
8603 * system.h (WCHAR_UNSIGNED, MAX_CHAR_TYPE_SIZE): Poison.
8605 * freebsd.h, interix.h, alpha/freebsd.h, arm/freebsd.h,
8606 i386/386bsd.h, i386/beos-elf.h, i386/bsd386.h, i386/cygwin.h,
8607 i386/djgpp.h, i386/freebsd-aout.h, i386/i386-interix.h,
8608 i386/win32.h, ia64/freebsd.h, mips/netbsd.h, rs6000/freebsd.h,
8609 sh/elf.h, sh/sh.h, sparc/freebsd.h: Remove WCHAR_UNSIGNED.
8611 * tm.texi: Remove MAX_CHAR_TYPE_SIZE.
8613 2002-05-07 Mark Mitchell <mark@codesourcery.com>
8615 * fixinc/inclhack.def (windiss_math1): New fix.
8616 (windiss_math2): Likewise.
8617 (windiss_valist): Likewise.
8618 * fixinc/fixincl.x: Regenerated.
8620 2002-05-07 Andreas Jaeger <aj@suse.de>
8622 * genautomata.c (output_internal_min_issue_delay_func): Add
8623 ATTRIBUTE_UNUSED to avoid warning with empty dfa.
8624 (output_internal_trans_func): Likewise.
8626 Tue May 7 10:06:22 2002 Jeffrey A Law (law@redhat.com)
8628 * pa.c (hppa_profile_hook): Use force_reg to get the address
8629 of the profile hook into an appropriate pseudo register.
8631 2002-05-07 Mark Mitchell <mark@codesourcery.com>
8633 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES): Add -mwindiss.
8634 (LINK_START_SPEC): Handle it.
8635 (LINK_OS_SPEC): Likewise.
8636 (CPP_SPEC): Likewise.
8637 (STARTFILE_SPEC): Likewise.
8638 (LIB_SPEC): Likewise.
8639 (ENDFILE_SPEC): Likewise. Do not assume crtsavres.o is used on
8641 (CRTSAVRES_DEFAULT_SPEC): New macro.
8642 (LIB_WINDISS_SPEC): New macro.
8643 (CPP_OS_WINDISS_SPEC): Likewise.
8644 (STARTFILE_WINDISS_SPEC): Likewise.
8645 (ENDFILE_WINDISS_SPEC): Likewise.
8646 (LINK_START_WINDISS_SPEC): Likewise.
8647 (LINK_OS_WINDISS_SPEC): Likewise.
8648 * config/rs6000/windiss.h: New file.
8650 2002-05-07 Aldy Hernandez <aldyh@redhat.com>
8652 * config/rs6000/rs6000.c (bdesc_2arg): Fix vmax typos.
8654 2002-05-06 David S. Miller <davem@redhat.com>
8656 * config/sparc/sparc.md (shift insns): Do not mask off
8657 second operand, 'I' constraint and SHIFT_COUNT_TRUNCATED
8660 2002-05-06 Richard Henderson <rth@redhat.com>
8663 * expr.c (highest_pow2_factor_for_type): New.
8664 (expand_assignment): Use it.
8666 2002-05-06 Aldy Hernandez <aldyh@redhat.com>
8668 * config/rs6000/rs6000.md ("altivec_mtvscr"): Change to
8670 ("altivec_mfvscr"): Same.
8672 2002-05-06 Janis Johnson <janis187@us.ibm.com>
8674 * rtl.h (struct rtx_def): Update comments.
8675 (RTL_FLAG_CHECK[12345678]): New. (rtl_check_failed_flag): Declare.
8676 (RTL_FLAG): New. (CLEAR_RTX_FLAGS): New. (flag access macros): Use
8677 RTL_FLAG_CHECK macros with list of expected RTL codes.
8678 * rtl.c (copy_rtx, shallow_copy_rtx): Use RTX_FLAG macro.
8679 (rtl_check_failed_flag): New.
8680 * reload1.c (reload): Use REG macro before changing rtx to MEM.
8681 (reload_cse_noop_set_p): Check rtx code before using access macro.
8682 * config/ia64/ia64.c (process_for_unwind_directive): Check rtx code
8683 before using access macro.
8685 2002-05-06 Janis Johnson <janis187@us.ibm.com>
8687 * doc/rtl.texi (Flags): Update to reflect current usage.
8689 2002-05-06 Roger Sayle <roger@eyesopen.com>
8692 * fold-const.c (sign_bit_p): New function.
8693 (fold) [EQ_EXPR]: Use this to convert (A & C) == 0 into A >= 0 and
8694 (A & C) != 0 into A < 0, when constant C is the sign bit of A's type.
8695 Reapply fold when converting (A & C) == C into (A & C) != 0.
8696 (fold_binary_op_with_conditional_arg): Fix typo in comment.
8698 2002-05-07 Neil Booth <neil@daikokuya.demon.co.uk>
8700 * c-common.c (warn_multichar): New.
8701 (c_common_init): Set CPP's warn_multichar.
8702 * c-common.h (warn_multichar): New.
8703 * c-decl.c (warn_multichar): Remove.
8704 * c-lex.c (lex_charconst): Update.
8705 * c-tree.h (warn_multichar): Remove.
8706 * cppexp.c (eval_token): Sign-extend charconst value.
8707 * cppinit.c (cpp_create_reader): Set warn_multichar.
8708 * cpplex.c (cpp_interpret_charconst): Don't sign-extend
8709 each character. Update prototype. Sign-extend the result.
8710 * cpplib.h: Fix conditions.
8711 (struct cpp_options): Add new warning flag.
8712 (cpp_interpret_charconst): Update prototype.
8714 * cpp.texi: Update documentation.
8716 2002-05-06 Vladimir Makarov <vmakarov@redhat.com>
8718 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp):
8719 Fix typo in usage of allof instead of unit.
8721 2002-05-06 Richard Henderson <rth@redhat.com>
8723 * recog.c (if_test_bypass_p): Accept multiple set insns for OUT,
8724 and any jump or call for IN.
8726 2002-05-06 Bernd Schmidt <bernds@redhat.com>
8728 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Define __SSE2_BUILTINS__ if
8730 * config/i386/xmmintrin.h: Use it to conditionalize SSE2 support.
8732 2002-05-06 Roger Sayle <roger@eyesopen.com>
8734 * fold-const.c (lshift-double): Cast the high word to an unsigned
8735 HOST_WIDE_INT when extracting sign bit to avoid compiler warning.
8736 (div_and_round_double): Cast carry to a signed HOST_WIDE_INT to
8737 avoid compiler warning. (fold): Remove redundant code from
8738 BIT_AND_EXPR as integer operands are canonicalized to be arg1.
8740 2002-05-06 Jeff Law <law@redhat.com>
8742 * pa-protos.h (hppa_fpstore_bypass_p): Declare.
8743 * pa.c (pa_adjust_cost): Remove all true dependency cost
8744 adjustments. Also remove support for non-DFA scheduling.
8745 * pa.md (700, 7100, 7100lc, 7200, 7300): Use bypass mechanism
8746 to adjust true dependency costs. Update various comments.
8747 (7100lc, 7200, 7300 scheduling): Simplify by combining the
8748 FP ALU & MPY units into a single unit.
8750 2002-05-06 Catherine Moore <clm@redhat.com>
8752 * config/v850/v850.c (compute_register_save_size): Make sure
8753 to count all of the registers that will be saved.
8755 Mon May 6 18:03:11 CEST 2002 Jan Hubicka <jh@suse.cz>
8757 * i386.c (q_regs_operand): Use ANY_QI_REGS_P.
8759 2002-05-06 David S. Miller <davem@redhat.com>
8761 * config/sparc/sparc.c (emit_soft_tfmode_libcall): Do not
8762 allow result to overlap input operands in memory.
8764 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
8767 * cpp.texi: Update multichar charconst docs.
8769 2002-05-06 Neil Booth <neil@daikokuya.demon.co.uk>
8771 * cpplex.c (cpp_interpret_charconst): Sign-extend each
8772 character. Don't ignore excess characters. Treat
8773 multicharacter character constants as signed.
8774 (cpp_parse_escape): Clarify diagnostic.
8776 2002-05-05 Jakub Jelinek <jakub@redhat.com>
8778 * config/sparc/sparc.md (ashlsi3): If shift count is const1_rtx,
8779 use add instead of shift.
8780 (ashldi3_sp64): Likewise.
8781 (ashlsi3_const1, ashldi3_const1): Remove.
8782 * config/sparc/sparc.h (PREDICATE_CODES): Add const1_operand.
8783 * config/sparc/sparc.c (const1_operand): New.
8785 2002-05-05 Jason Thorpe <thorpej@wasabisystems.com>
8787 * config.gcc (alpha*-*-netbsd*): Don't use crtstuff.
8789 2002-05-05 Jakub Jelinek <jakub@redhat.com>
8792 * config/sparc/sparc.md (muldi3_v8plus): Handle %1 equal to %2.
8794 2002-05-05 Richard Henderson <rth@redhat.com>
8796 * config/alpha/alpha.c (alpha_adjust_cost): Remove everything but
8797 memory latency adjustments.
8798 (alpha_variable_issue): Remove.
8799 (alpha_use_dfa_pipeline_interface): New.
8800 (alpha_multipass_dfa_lookahead): New.
8801 * config/alpha/alpha.md: Remove define_function_unit scheduling;
8802 include new dfa scheduling.
8803 (attr type): Add none.
8805 * config/alpha/ev4.md: New.
8806 * config/alpha/ev5.md: New.
8807 * config/alpha/ev6.md: New.
8809 2002-05-05 David S. Miller <davem@redhat.com>
8811 * recog.c (store_data_bypass_p): Handle CLOBBER inside PARALLEL.
8813 2002-05-05 Kazu Hirata <kazu@cs.umass.edu>
8815 * cse.c: Fix formatting.
8816 * emit-rtl.c: Likewise.
8818 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
8820 * genautomata.c (initiate_states): Add additional guard to
8821 initialize `units_array'.
8823 2002-05-05 Vladimir Makarov <vmakarov@redhat.com>
8825 * genautomata.c (form_the_same_automaton_unit_lists_from_regexp,
8826 process_unit_to_form_the_same_automaton_unit_lists,
8827 form_the_same_automaton_unit_lists
8828 check_unit_distributions_to_automata): New prototypes and
8830 (check_automata): Rename it into `check_automata_insn_issues'.
8831 (unit_decl): New fields `the_same_automaton_unit' and
8832 `the_same_automaton_message_reported_p'.
8833 (unit_decl_t): New typedef.
8834 (the_same_automaton_lists): New gloval variable.
8835 (unit_regexp, unit_set_el, units_array, units_cmp,
8836 output_get_cpu_unit_code_func): Use the typedef.
8837 (evaluate_max_reserv_cycles): Increment
8838 `description->max_insn_reserv_cycles'.
8839 (initiate_states): Don't increment `max_cycles_num'.
8840 (transform_insn_regexps): Move code around transformation of
8841 regexps from `generate'.
8842 (generate): Remove call of `transform_insn_regexps'.
8843 (expand_automata): Call `transform_insn_regexps' and
8844 `check_unit_distributions_to_automata'. Check errors before
8847 * config/sparc/ultra3.md (us3_a0, us3_a1): Move the units into
8848 automaton `ultrasparc3_1'.
8850 2002-05-05 Neil Booth <neil@daikokuya.demon.co.uk>
8852 * c-common.c (c_common_init): Set up CPP arithmetic.
8853 * cppinit.c (cpp_create_reader): Default CPP arithmetic to
8854 something reasonable for the host.
8855 (sanity_checks): Add checks.
8856 (cpp_read_main_file): Call sanity_checks() from here...
8857 (cpp_post_options): ... not here.
8858 * cpplex.c (cpp_interpret_charconst): Get max_chars right.
8859 * cpplib.h (struct cpp_options): New member int_precision.
8861 2002-05-05 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
8863 * doc/install.texi (powerpc-*-linux-gnu*): Update build requirements.
8865 2002-05-04 David S. Miller <davem@redhat.com>
8867 * config/sparc/linux.h, config/sparc/linux64.h
8868 (HANDLE_PRAGMA_PACK_PUSH_POP): Don't define twice.
8870 * config/sparc/sparc.c (sparc_rtx_costs): Describe costs of
8872 * config/sparc/sparc.h (RTX_COSTS_CASES): List those new codes.
8874 * recog.c (store_data_bypass_p): Handle out_insn being a PARALLEL
8877 2002-05-05 Tim Josling <tej@melbpc.org.au>
8879 * treelang; New directory for new sample language treelang.
8881 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8883 * Makefile.in (c-lex.o): Update.
8884 * c-lex.c: Include target.h.
8885 (cb_register_builtins): New.
8886 (init_c_lex): Set builtins callback.
8887 * c-lex.h (cpp_define, cpp_assert): New prototypes.
8888 * cppinit.c (init_builtins): Use callback, including for
8890 * cpplib.h (struct cpp_callbacks): New member.
8891 * target-def.h (TARGET_REGISTER_CPP_BUILTINS): New.
8892 (TARGET_INITIALIZER): Update.
8893 * target.h (struct gcc_target): New hook.
8894 * tree.c (default_register_cpp_builtins): New.
8895 * tree.h (default_register_cpp_builtins): New.
8897 * tm.texi (TARGET_REGISTER_CPP_BUILTINS): Document.
8899 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8901 * cppinit.c (MAX_WCHAR_TYPE_SIZE): Move to cpplib.h
8902 (cpp_post_options): Move sanity checks to...
8903 (sanity_checks): New.
8904 * cpplex.c (maybe_read_ucs): Fix prototype.
8905 (parse_string, cpp_parse_escape): Cast for %c format specifier.
8906 * cpplib.h (cppchar_t): Use unsigned long or unsigned long long
8909 2002-05-04 Bernd Schmidt <bernds@redhat.com>
8911 * config/i386/i386.c (bdesc_2arg): Add a couple of missing SSE2
8912 builtins. Use V2DI patterns instead of TI for logical operations.
8913 (ix86_init_mmx_sse_builtins): Add a couple of missing SSE2 builtins.
8914 Correct definitions of psadbw, pmovmskb128, movntdq, cvtdq2ps.
8915 (ix86_expand_builtins): Change the pattern used for movntdq.
8916 * config/i386/i386.md (sse2_andv2di3, sse2_iorv2di3, sse2_xorv2di3,
8917 sse2_nandv2di3): New patterns.
8918 (sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3): Correct modes
8920 (sse2_movntv2di): Renamed from sse2_movntti and modes adjusted.
8921 (cvtdq2pd): Correct mode on operand 1.
8922 (sse2_umulsidi3): Describe without unspec.
8923 (sse2_psadbw, mmx_psadbw): Describe with unspec; use more appropriate
8925 (lshrv2di3): Renamed from sse2_lshrv2di3 and removed unspec.
8926 (ashlv2di3): Likewise, from sse2_ashlv2di3.
8927 (ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3,
8928 ashlv4si3, ashlv2di3): Use SImode for shift count.
8929 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti, lshrv2di3_ti,
8930 lshrv4si3_ti, lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti):
8932 * config/i386/xmmintrin.h (__v2df, __v2di, __v4si, __v8hi, __v16qi):
8934 (__m128i, __m128d): New macros.
8935 (_mm_add_pd, _mm_add_sd, _mm_sub_pd, _mm_sub_sd, _mm_mul_pd,
8936 _mm_mul_sd, _mm_div_pd, _mm_div_sd, _mm_sqrt_pd, _mm_sqrt_sd,
8937 _mm_min_pd, _mm_min_sd, _mm_max_sd, _mm_max_pd, _mm_and_pd,
8938 _mm_andnot_pd, _mm_xor_pd, _mm_or_pd, _mm_cmpeq_pd, _mm_cmplt_pd,
8939 _mm_cmple_pd, _mm_cmpgt_pd, _mm_cmpge_pd, _mm_cmpneq_pd,
8940 _mm_cmpnlt_pd, _mm_cmpnle_pd, _mm_cmpngt_pd, _mm_cmpnge_pd,
8941 _mm_cmpord_pd, _mm_cmpunord_pd, _mm_cmpeq_sd, _mm_cmplt_sd,
8942 _mm_cmple_sd, _mm_cmpgt_sd, _mm_cmpge_sd, _mm_cmpneq_sd,
8943 _mm_cmpnlt_sd, _mm_cmpnle_sd, _mm_cmpngt_sd, _mm_cmpnge_sd,
8944 _mm_cmpord_sd, _mm_cmpunord_sd, _mm_comieq_sd, _mm_comilt_sd,
8945 _mm_comile_sd, _mm_comigt_sd, _mm_comige_sd, _mm_comineq_sd,
8946 _mm_ucomieq_sd, _mm_ucomieq_sd, _mm_ucomilt_sd, _mm_ucomile_sd,
8947 _mm_ucomigt_sd, _mm_ucomige_sd, _mm_ucomineq_sd, _mm_cvtepi32_pd,
8948 _mm_cvtepi32_ps, _mm_cvtpd_epi32, _mm_cvtpd_pi32, _mm_cvtpd_ps,
8949 _mm_cvttpd_epi32, _mm_cvttpd_pi32, _mm_cvtpi32_pd, _mm_cvtps_epi32,
8950 _mm_cvttps_epi32, _mm_cvtps_pd, _mm_cvtsd_si32, _mm_cvttsd_si32,
8951 _mm_cvtsd_ss, _mm_cvtsi32_sd, _mm_cvtss_sd, _mm_unpackhi_pd,
8952 _mm_unpacklo_pd, _mm_loadh_pd, _mm_storeh_pd, _mm_storel_pd,
8953 _mm_movemask_pd, _mm_packs_epi16, _mm_packs_epi32, _mm_packus_epi16,
8954 _mm_unpackhi_epi8, _mm_unpackhi_epi16, _mm_unpackhi_epi32,
8955 _mm_unpacklo_epi8, _mm_unpacklo_epi16, _mm_unpacklo_epi32,
8956 _mm_add_epi8, _mm_add_epi16, _mm_add_epi32, _mm_add_epi64,
8957 _mm_adds_epi8, _mm_adds_epi16, _mm_adds_epu8, _mm_adds_epu16,
8958 _mm_sub_epi8, _mm_sub_epi16, _mm_sub_epi32, _mm_sub_epi64,
8959 _mm_subs_epi8, _mm_subs_epi16, _mm_subs_epu8, _mm_subs_epu16,
8960 _mm_madd_epi16, _mm_mulhi_epi16, _mm_mullo_epi16, _mm_mul_pu16,
8961 _mm_mul_epu16, _mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64,
8962 _mm_sra_epi16, _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32,
8963 _mm_srl_epi64, _mm_slli_epi16, _mm_slli_epi32, _mm_slli_epi64,
8964 _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
8965 _mm_srli_epi64, _mm_and_si128, _mm_andnot_si128, _mm_or_si128,
8966 _mm_xor_si128, _mm_cmpeq_epi8, _mm_cmpeq_epi16, _mm_cmpeq_epi32,
8967 _mm_cmpgt_epi8, _mm_cmpgt_epi16, _mm_cmpgt_epi32, _mm_max_epi16,
8968 _mm_max_epu8, _mm_min_epi16, _mm_min_epu8, _mm_movemask_epi8,
8969 _mm_mulhi_epu16, _mm_maskmoveu_si128, _mm_avg_epu8, _mm_avg_epu16,
8970 _mm_sad_epu8, _mm_stream_si32, _mm_stream_si128, _mm_stream_pd,
8971 _mm_movpi64_epi64, _mm_clflush, _mm_lfence, _mm_mfence): New
8973 (_mm_shufflehi_epi16, _mm_shufflelo_epi16, _mm_shuffle_epi32,
8974 _mm_extract_epi16, _mm_insert_epi16, _mm_shuffle_pd): New macros.
8976 2002-05-04 Kazu Hirata <kazu@cs.umass.edu>
8978 * dwarf2out.c: Fix formatting.
8979 * varasm.c: Likewise.
8981 2002-05-04 David Edelsohn <edelsohn@gnu.org>
8984 * config/rs6000/rs6000.md (sCC pattern and splitter): Remove
8985 clobber and use result as temporary value.
8987 Sat May 4 13:20:54 CEST 2002 Jan Hubicka <jh@suse.cz>
8989 * expr.c (force_operand): Use expand_simple_* to handle more
8992 2002-05-04 Neil Booth <neil@daikokuya.demon.co.uk>
8994 * c-lex.c (lex_string): Let cpp_parse_escape handles truncation
8996 (lex_charconst): Update for change in prototype of
8997 cpp_interpret_charconst. Extend from cppchar_t to HOST_WIDE_INT
8999 * cpphash.h (BITS_PER_CPPCHAR_T): New.
9000 * cppinit.c (cpp_create_reader): Initialize them for no
9001 change in semantics.
9002 (cpp_post_options): Add sanity checks.
9003 * cpplex.c (cpp_parse_escape): Handle precision, sign-extension
9004 and truncation issues. Calculate in type cppchar_t.
9005 (MAX_CHAR_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Remove.
9006 (cpp_interpret_charconst): Calculate in type cppchar_t. Handle
9007 run-time dependent precision correctly. Return whether the
9008 result is signed or not.
9009 * cpplib.c (dequote_string): Use cppchar_t; update.
9010 * cpplib.h (cppchar_signed_t): New.
9011 struct cpp_options): New precision members.
9012 (cpp_interpret_charconst, cpp_parse_escape): Update prototypes.
9013 * cppexp.c (eval_token): Update.
9015 2002-05-03 David S. Miller <davem@redhat.com>
9017 * config/sparc/sparc-protos.h (sparc_rtx_costs): New.
9018 * config/sparc/sparc.c (sparc_rtx_costs): New function
9019 implementing RTX_COSTS and CONST_COSTS.
9020 * config/sparc/sparc.h (CONST_COSTS): Delete.
9021 (RTX_COSTS_CASES): Define.
9022 (RTX_COSTS): Expand RTX_COSTS_CASES and use sparc_rtx_costs to do
9025 * config/sparc/sparc.md (DFA schedulers): Split out...
9026 * config/sparc/cypress.md, config/sparc/hypersparc.md,
9027 config/sparc/sparclet.md, config/sparc/supersparc.md,
9028 config/sparc/ultra1_2.md, config/sparc/ultra3.md: ... into here.
9030 * config/sparc/sparc.c (LEAF_REGISTERS): Do not do ifdef
9031 checks on it, always defined for Sparc.
9033 * config/sparc/sparc.h (REG_ALLOC_ORDER, REG_LEAF_ALLOC_ORDER):
9034 Tweak, and add more detailed comments.
9036 2002-05-03 Zack Weinberg <zack@codesourcery.com>
9038 * Re-apply patch accidentally reverted with
9039 DFA scheduler merge: remove all rules and variables to slurp
9040 source files out of libiberty and rebuild them with HOST_CC.
9041 ($(HOST_PREFIX_1)varray.o): New rule.
9042 (genattrtab rule): Word wrap.
9044 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
9046 * config/i386/netbsd64.h (CPP_LP64_SPEC): Define.
9047 (CPP_SUBTARGET_SPEC): Define.
9048 (SUBTARGET_EXTRA_SPECS): Redefine, adding cpp_lp64 and
9049 cpp_subtarget specs.
9050 (CPP_SPEC): Redefine to include %(cpp_subtarget).
9052 2002-05-03 David S. Miller <davem@redhat.com>
9054 * target-defs.h (TARGET_SCHED_CYCLE_DISPLAY): Delete.
9055 * target.h (struct gcc_target): Delete cycle_display member.
9057 * config/ia64/ia64.c (ia64_emit_insn_before): Put it back.
9058 (rtx_needs_barrier): Delete reference to cycle_display unspec.
9059 (ia64_sched_reorder2): Mention need for cycle display handling
9060 once such notes exist.
9062 2002-05-03 Richard Henderson <rth@redhat.com>
9064 * real.c (etoasc): Strip most trailing zeros for clarity.
9065 * sched-vis.c: Include real.h.
9066 (print_value): Use REAL_VALUE_TO_DECIMAL as needed.
9067 * Makefile.in (sched-vis.o): Add real.h.
9069 2002-05-03 David S. Miller <davem@redhat.com>
9071 * haifa-sched.c (rank_for_schedule): Revert 2002-05-02 change,
9074 2002-05-03 Aldy Hernandez <aldyh@redhat.com>
9076 * config/rs6000/rs6000.c (altivec_expand_binop_builtin): Error out
9077 when we get an out of range literal.
9078 (altivec_expand_ternop_builtin): Same.
9079 (altivec_expand_unop_builtin): Same.
9080 (altivec_expand_builtin): Same, for dss.
9081 (altivec_expand_builtin): Use trees instead of rtl when
9082 determining literal argument validity.
9084 2002-05-03 David S. Miller <davem@redhat.com>
9086 Delete cycle display scheduling hook.
9087 * config/ia64/ia64.c (ia64_cycle_display,
9088 TARGET_SCHED_CYCLE_DISPLAY, ia64_emit_insn_before): Delete.
9089 (ia64_sched_reorder2): Don't check for CODE_FOR_cycle_display
9090 and use emit_insn_before instead of ia64_emit_insn_before.
9091 * config/ia64/ia64.md (unspec usage): Delete cycle display.
9092 (cycle_display): Delete insn pattern.
9093 * config/sparc/sparc.md (unspec usage): Delete cycle display.
9094 (cycle_display): Delete insn pattern.
9095 * config/sparc/sparc.c (sparc_cycle_display,
9096 TARGET_SCHED_CYCLE_DISPLAY): Delete.
9097 * doc/md.texi (cycle_display): Don't mention.
9098 * doc/tm.texi (TARGET_SCHED_CYCLE_DISPLAY): Likewise.
9100 2002-05-03 Richard Henderson <rth@redhat.com>
9102 * recog.c (store_data_bypass_p, if_test_bypass_p): New.
9103 * recog.h: Declare them.
9105 * config/sparc/sparc.c (ultrasparc_store_bypass_p): Remove.
9106 * config/sparc/sparc.md: Use store_data_bypass_p instead.
9107 * config/sparc/sparc-protos.h: Update.
9109 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
9111 * config/sparc/netbsd-elf.c (CPP_SUBTARGET_SPEC64): Remove
9112 -D__arch64__. Add -D_LP64.
9113 (CPP_ARCH32_SPEC): Redefine to match the non-bi-arch version
9115 (CPP_ARCH64_SPEC): Likewise.
9116 (NO_BUILTIN_PTRDIFF_TYPE): Undef.
9117 (NO_BUILTIN_SIZE_TYPE): Undef.
9119 2002-05-03 Vladimir Makarov <vmakarov@redhat.com>
9121 * genautomata.c (min_issue_delay_pass_states): Change return type
9123 (min_issue_delay_pass_states): Change the algorithm.
9124 (min_issue_delay): Set up min_insn_issue_delay for the state.
9125 (output_min_issue_delay_table): Interchange the nested loops and
9126 and initiate min_insn_issue_delay for states.
9128 Fri May 3 22:59:15 CEST 2002 Jan Hubicka <jh@suse.cz>
9130 * cfgcleanup.c (try_optimize_cfg): Call merge_block only when
9133 Fri May 3 22:53:37 CEST 2002 Jan Hubicka <jh@suse.cz>
9135 * i386.c (expand_movstr, expand_clrstr): Fix inline-all-stringops
9138 2002-05-03 Richard Henderson <rth@redhat.com>
9141 * ifcvt.c (noce_try_store_flag, noce_try_store_flag_constants,
9142 noce_try_store_flag_inc, noce_try_store_flag_mask, noce_try_cmove,
9143 noce_try_cmove_arith, noce_try_minmax, noce_try_abs): Insert new
9144 code before JUMP, not EARLIEST.
9146 2002-05-03 Joseph S. Myers <jsm28@cam.ac.uk>
9148 * c-format.c (check_format_info_main): Don't check for presence of
9149 parameter for * width until after operand number has been read,
9150 and only check for it if format parameters are available.
9153 2002-05-03 Jason Thorpe <thorpej@wasabisystems.com>
9155 * config/alpha/netbsd.h (CPP_PREDEFINES): Add -D_LP64.
9156 (LINK_SPEC): Undef before defining.
9158 2002-05-03 Jakub Jelinek <jakub@redhat.com>
9160 PR preprocessor/6489
9161 * tradcpp.c (fixup_newlines): New.
9162 (main, finclude): Use it.
9164 2002-05-03 Richard Sandiford <rsandifo@redhat.com>
9166 * config/mips/elf64.h (UNIQUE_SECTION): Use mips_unique_section.
9167 * config/mips/mips.c (mips_unique_section): Strip encoding from
9170 2002-05-03 Jakub Jelinek <jakub@redhat.com>
9172 * config/i386/i386.c (ix86_expand_int_movcc): Truncate to proper
9175 2002-05-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9177 * doc/install.texi (Installing): Mention GCC 3.1 buildstats.
9178 (Specific): Removed buildstats references.
9179 (Specific, hppa*-hp-hpux11): Adjust for GCC versions > 3.0.
9180 (Specific, sparc-sun-solaris2*): Update 64-bit hints for GCC 3.1.
9181 Accomodate Solaris versions beyond 8.
9182 (Specific, sparc-sun-solaris2.7): Update as path for GCC 3.1.
9183 (Specific, *-*-solaris2.8): Removed, obsolete.
9185 2002-05-03 Jakub Jelinek <jakub@redhat.com>
9188 * config/sparc/sparc.h (leaf_reg_remap): Remove const.
9189 (CONDITIONAL_REGISTER_USAGE): For TARGET_FLAT make
9190 fill leaf_reg_remap with identity.
9191 * config/sparc/sparc.c (leaf_reg_remap): Remove const.
9193 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
9195 * config/h8300/crti.asm: Remove trailing spaces.
9196 * config/h8300/h8300.c: Likewise.
9197 * config/h8300/lib1funcs.asm: Likewise.
9199 2002-05-02 Jason Merrill <jason@redhat.com>
9201 * defaults.h (BOOL_TYPE_SIZE): Move default here from cp/decl.c.
9202 * c-decl.c (c_init_decl_processing): Use it.
9203 * config/rs6000/darwin.h (BOOL_TYPE_SIZE): Define to INT_TYPE_SIZE.
9204 * config/i960/i960.h (BOOL_TYPE_SIZE): Don't define.
9205 * config/mcore/mcore.h (BOOL_TYPE_SIZE): Don't define.
9207 2002-05-03 Kazu Hirata <kazu@cs.umass.edu>
9209 * regrename.c: Fix formatting.
9212 Fri May 3 13:34:43 CEST 2002 Jan Hubicka <jh@suse.cz>
9214 * i386.md (attribute memory): Handle compares properly.
9216 Fri May 3 10:51:38 CEST 2002 Jan Hubicka <jh@suse.cz>
9218 * i386.md (sse_clrsf, sse_clrsi): Set memory attribute
9221 2002-05-02 Kazu Hirata <kazu@cs.umass.edu>
9223 * function.c: Fix formatting.
9225 2002-05-02 Jan Hubicka <jh@suse.cz>
9227 * haifa-sched.c (schedule_insn): Print table of instructions and
9229 (sched_block): Do not print ready list at verbosity level 1.
9230 * sched-vis.c (print_insn): Make global.
9231 * sched-ebb.c (ebb_print_insn): Rename from...
9232 (print_insn): ... this one.
9233 * sched-int.h (print_insn): Declare
9235 2002-05-02 Richard Henderson <rth@redhat.com>
9237 * haifa-sched.c (rank_for_schedule): Skip past last_scheduled_insn
9238 emitted by cycle_display.
9240 2002-05-02 Loren J. Rittle <ljrittle@acm.org>
9242 * doc/install.texi (*-*-freebsd*): Update to latest status.
9244 2002-05-02 Jakub Jelinek <jakub@redhat.com>
9247 * config.gcc (sparc*-*-solaris2*): Set float_format to i128.
9248 * config/float-sparc.h: Assume 128-bit long double if
9249 __LONG_DOUBLE_128__ is defined.
9251 2002-05-02 Vladimir Makarov <vmakarov@redhat.com>
9253 * genattrtab.c (write_function_unit_info): Add a dummy element
9254 when num_units == 0.
9256 2002-05-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
9258 * predict.c: (propagate_freq, estimate_bb_frequencies): Use
9259 TYPE_MODE (double_type_node) instead of DFmode.
9261 Thu May 2 19:50:04 CEST 2002 Jan Hubicka <jh@suse.cz>
9263 * cfgrtl.c (try_redirect_by_replacing_jump): Do not kill computed
9265 * toplev.c (rest_of_compilation): Revert Richard's patch.
9267 2001-05-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
9269 * pa/x-ada (ADA_CFLAGS): Rename to X_ADA_CFLAGS.
9271 2002-05-02 Catherine Moore <clm@redhat.com>
9273 * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Change r5 to r20.
9275 2002-05-02 Kazu Hirata <kazu@hxi.com>
9277 * combine.c: Fix comment typos.
9279 * genautomata.c: Likewise.
9283 2002-05-02 Joseph S. Myers <jsm28@cam.ac.uk>
9285 * doc/install.texi: State GNAT version requirements.
9287 2002-05-02 Nick Clifton <nickc@cambridge.redhat.com>
9289 * config/fr30/fr30.h (GO_IF_LEGITIMATE_ADDRESS): Accept any form
9290 of the frame pointer or arg pointer register which strict register
9291 checking is not enabled.
9293 2002-05-02 Aldy Hernandez <aldyh@redhat.com>
9295 * gcc.dg/altivec-8.c: New.
9297 * config/rs6000/rs6000.c (rs6000_legitimate_address): Disallow
9298 PRE_INC and PRE_DEC for altivec modes.
9300 2002-05-01 Bruce Korb <bkorb@gnu.org>
9302 * fixinc/check.tpl(set-writable): make sure the function exists first
9303 * fixinc/inclhack.def(alpha_assert): fix test_text
9304 * fixinc/tests/base/assert.h: add in missing result
9306 2002-05-01 Jeff Law <law@redhat.com>
9308 * pa.h (EXTRA_CONSTRAINT): Don't accept PIC addresses for the
9311 2002-05-01 Joel Brobecker <brobecker@gnat.com>
9313 * dbxout.c (dbxout_type): Emit size information for range types,
9314 as well, but only when using GDB extensions.
9316 2002-05-01 Richard Henderson <rth@redhat.com>
9318 * configure.in (HAVE_GAS_HIDDEN): Replace SPARC feature test with
9319 target-independent gnu binutils date test.
9321 2002-05-01 Richard Henderson <rth@redhat.com>
9323 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Emit dump
9324 info before expunging the block.
9326 2002-05-01 Jakub Jelinek <jakub@redhat.com>
9328 * cppinit.c (cpp_handle_option) [-dM]: Don't set no_output here...
9329 (cpp_post_options): ...but here. Disable -dD, -dN and -dI when
9330 -M -or -MM is in effect.
9332 2002-05-01 Zack Weinberg <zack@codesourcery.com>
9334 * config.gcc: Correct test of --enable-obsolete. Obsolete all
9335 A29k configurations.
9336 * doc/install.texi: Update to match.
9338 2002-05-01 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9341 * varasm.c (globalize_decl): Compare DECL_ASSEMBLER_NAME to check
9342 for duplicates. Always loop over whole list.
9344 Wed May 1 10:32:37 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9346 * reload.c (find_reloads, case 'p'): Set BADOP to 0.
9348 2002-05-01 Joel Sherrill <joel@OARcorp.com>
9350 * config/sparc/t-elf (sparc-rtems, sparc-elf): Build assembly
9353 2002-05-01 Joel Sherrill <joel@OARcorp.com>
9355 * config/arm/rtems-elf.h: Add #undef TARGET_VERSION to prevent warning.
9357 2002-05-01 David Edelsohn <edelsohn@gnu.org>
9359 * rs6000.md (abssi2_nopower): Convert to define_insn_and_split.
9360 (nabs_nopower): Same.
9361 (floatdisf2): New pattern.
9362 (absdi2): Convert to define_insn_and_split.
9367 (fix_trunctfdi2): Same.
9368 (fix_trunctfsi2): Same.
9370 2002-05-01 Joseph S. Myers <jsm28@cam.ac.uk>
9372 * doc/install.texi: Update Texinfo version requirement
9375 2002-05-01 Jakub Jelinek <jakub@redhat.com>
9377 PR target/6512, PR target/5628
9378 * config/sparc/sparc.md (movdf_insn_v9only_novis): Don't allow >= %f32
9379 when memory is not aligned.
9380 (movdf_insn_v9only_vis): Likewise.
9381 * config/sparc/sparc.h (SECONDARY_INPUT_RELOAD_CLASS): Request a FP_REGS
9382 temporary for EXTRA_FP_REGS DFmode load from unaligned memory.
9383 (SECONDARY_OUTPUT_RELOAD_CLASS): Similarly.
9385 2002-05-01 Aldy Hernandez <aldyh@redhat.com>
9387 * gcc.dg/altivec-7.c: New.
9389 * config/rs6000/altivec.h: Cleanup.
9391 2002-04-30 Aldy Hernandez <aldyh@redhat.com>
9393 * doc/invoke.texi (Option Summary): Add -mvrsave=.
9394 (RS/6000 and PowerPC Options): Document -mvrsave=.
9396 * config/rs6000/rs6000.c (rs6000_altivec_vrsave): New global.
9397 (rs6000_altivec_vrsave_string): Same.
9398 (rs6000_override_options): Call rs6000_parse_vrsave_option.
9399 (rs6000_parse_vrsave_option): New.
9400 (rs6000_stack_info): Only generate vrsave instructions when
9401 TARGET_ALTIVEC_VRSAVE.
9403 * config/rs6000/rs6000.h (TARGET_OPTIONS): Add -mvrsave= option.
9404 (rs6000_altivec_vrsave_string): Define extern.
9405 (rs6000_altivec_vrsave): Same.
9406 (TARGET_ALTIVEC_VRSAVE): New.
9408 2002-04-30 Richard Henderson <rth@redhat.com>
9411 * toplev.c (rest_of_compilation): Don't run cross-jump before
9414 2002-04-30 Tom Rix <trix@redhat.com>
9416 * regrename.c (build_def_use, copyprop_hardreg_forward_1): Sanity
9417 check which_alternative.
9419 2002-04-30 Kazu Hirata <kazu@hxi.com>
9421 * cpplex.c: Fix comment formatting.
9422 * function.c: Likewise.
9423 * integrate.c: Likewise.
9424 * regrename.c: Likewise.
9425 * sibcall.c: Likewise.
9426 * simplify-rtx.c: Likewise.
9427 * tree-inline.c: Likewise.
9429 2002-04-30 John David Anglin <dave@hiauly1.hia.nrc.ca>
9431 * config.gcc (hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-rtems*,
9432 hppa1.0-*-osf*, hppa1.1-*-bsd*, hppa1.1-*-hpux10*, hppa2*-*-hpux10*,
9433 hppa1.0-*-hpux10*, hppa*64*-*-hpux11*, hppa1.1-*-hpux11*,
9434 hppa2*-*-hpux11*, hppa1.0-*-hpux11*, hppa*-*-lites*): Define xmake_file.
9435 * pa/t-linux, pa/t-pa, pa/t-pa64, t-pro (T_ADAFLAGS): Delete.
9436 * pa/x-ada: New file. Define ADA_CFLAGS.
9438 2002-04-30 Hans-Peter Nilsson <hp@bitrange.com>
9440 * config/mmix/mmix.h (MMIX_LAST_STACK_REGISTER_REGNUM): Renamed
9441 from MMIX_LAST_REGISTER_FILE_REGNUM.
9442 (NO_IMPLICIT_EXTERN_C): Remove cryptic obsolete comment.
9443 (struct machine_function): New member highest_saved_stack_register
9444 previously static variable in mmix.c.
9445 (MACHINE_DEPENDENT_REORG): Define.
9446 * config/mmix/mmix.c (highest_saved_stack_register): Deleted.
9447 (MMIX_OUTPUT_REGNO): New.
9448 (mmix_target_asm_function_prologue): Move calculation of last used
9449 saved-stack-register into...
9450 (mmix_machine_dependent_reorg): New function. Update to also handle
9452 (mmix_print_operand): Apply MMIX_OUTPUT_REGNO when emitting
9453 register names, simplify somewhat by new variable regno.
9454 <case 'p'>: Remove fixed FIXME. Always emit highest used saved
9456 (mmix_print_operand_address): Apply MMIX_OUTPUT_REGNO when
9457 emitting register names.
9458 (mmix_asm_output_reg_push, mmix_asm_output_reg_pop): Ditto.
9459 (mmix_dbx_register_number): Apply MMIX_OUTPUT_REGNO here too.
9461 * config/mmix/mmix-protos.h (mmix_machine_dependent_reorg):
9464 * config/mmix/mmix.md ("divmoddi4"): Update head comment.
9466 2002-04-30 Richard Henderson <rth@redhat.com>
9468 * config/sparc/sparc.c (emit_soft_tfmode_libcall,
9469 emit_soft_tfmode_binop, emit_soft_tfmode_unop, emit_soft_tfmode_cvt,
9470 emit_hard_tfmode_operation, emit_tfmode_binop, emit_tfmode_unop,
9471 emit_tfmode_cvt): New.
9472 * config/sparc/sparc.md (extendsftf2, extenddftf2, trunctfsf2,
9473 trunctfdf2, floatsitf2, floatunssitf2, floatditf2, floatunsditf2,
9474 fix_trunctfsi2, fixuns_trunctfsi2, fix_trunctfdi2, fixuns_trunctfdi2,
9475 addtf3, subtf3, multf3, divtf3, sqrttf2): Use them.
9476 * config/sparc/sparc-protos.h: Update.
9478 2002-04-30 Janis Johnson <janis187@us.ibm.com>
9480 * install.texi (Final install): Add to the list of info to include
9481 in a report of a successful bootstrap, and add link to 3.1 list.
9483 Tue Apr 30 19:15:36 CEST 2002 Jan Hubicka <jh@suse.cz>
9485 * i386.md (type): Add new SSE/MMX subtypes, remove usused fop1.
9486 (mode): Add vector modes
9487 (i387): Kill attribute.
9488 (unit): New attribute.
9489 (length_immediate): Grok new types.
9490 (prefix_data16, prefix_rep, prefix_0f): Fix for SSE/MMX.
9491 (modrm): Use "unit".
9492 (memory): Handle MMX/SSE properly.
9493 (scheduling descriptions): Kill uses of fop1.
9494 (sse, mmx, fp patterns): Set type and mode properly.
9496 Tue Apr 30 09:31:59 2002 Jeffrey A Law (law@redhat.com)
9498 * pa.c (override_options): Default to PA8000 scheduling.
9499 * doc/invoke.texi (HP-PA options): Mention newly added 7300
9500 scheduling parameter.
9502 * pa.md (7100lc, 7200, 7300 scheduling): Slightly refine
9503 handling of double precision multiplies.
9505 * pa.md (7100lc, 7200, 7300 scheduling): Refine handling of
9506 fpdiv and fpsqrt instructions.
9507 (7200 & 7300 scheduling): Fix typo in handling of
9508 store-load and store-store penalties.
9510 2002-04-30 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9512 * doc/contrib.texi (Contributors): Use MIPS instead of Mips and
9513 mips. Add two missing commas.
9515 2002-04-30 Paolo Carlini <pcarlini@unitus.it>
9517 * doc/contrib.texi (Contributors): Update Paolo Carlini's
9518 and Benjamin Kosnik's entries.
9520 2002-04-29 David S. Miller <davem@redhat.com>
9522 * config/sparc/sparc.h (BRANCH_COST, PREFETCH_BLOCK,
9523 SIMULTANEOUS_PREFETCHES): Tune for UltraSPARC-III.
9524 * config/sparc/sparc.md (call + jmp 32-bit peepholes): Likewise.
9525 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
9527 2002-04-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
9529 * combine.c (find_split_point): Use gen_int_mode.
9531 2002-04-29 Vladimir Makarov <vmakarov@redhat.com>
9533 Merging code from dfa-branch:
9535 2002-04-24 Vladimir Makarov <vmakarov@redhat.com>
9537 * genautomata.c (output_reserv_sets): Fix typo.
9539 2002-04-23 Vladimir Makarov <vmakarov@redhat.com>
9541 * genautomata.c (output_reserv_sets): Remove
9542 next_cycle_output_flag.
9544 Thu Apr 18 08:57:06 2002 Jeffrey A Law (law@redhat.com)
9546 * sched-rgn.c (init_ready_list): Make the DFA code handle
9547 USE/CLOBBER insns in the same way as the traditional
9549 (new_ready): Similarly..
9551 2002-04-17 Vladimir Makarov <vmakarov@redhat.com>
9553 * haifa-sched.c (schedule_block): Change the DFA state only after
9556 Wed Apr 17 15:38:36 2002 Jeffrey A Law (law@redhat.com)
9558 * pa.c (hppa_use_dfa_pipeline_interface): New function.
9559 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define.
9560 (override_options): Add PA7300 scheduling support.
9561 (pa_adjust_cost): Update various comments. Properly
9562 handle anti and output dependencies when using the
9564 (pa_issue_rate): Add PA7300 scheduling support.
9565 (pa_can_combine_p): Call extract_insn before calling
9566 constrain_operands (taken from mainline tree).
9567 * pa.h (enum processor_type): Add PROCESSOR_PA7300.
9568 * pa.md (cpu attr): Add 7300. Rewrite pipeline
9569 descriptions using DFA descriptions. Add PA7300
9572 2002-03-30 David S. Miller <davem@redhat.com>
9574 Add UltraSPARC-III DFA scheduling support.
9575 * config/sparc/sparc.md (define_attr type): Add fpcrmove.
9576 Update FP conditional move on register insn patterns to use it, as
9578 (define_attr cpu): Add ultrasparc3.
9579 (define_attr us3load_type): New, update integer load patterns to
9580 set it, as appropriate.
9581 (define_automaton): Add ultrasparc3_0 and ultrasparc3_1.
9582 (rest): Add UltraSPARC3 scheduling description.
9583 * config/sparc/sparc.h (TARGET_CPU_ultrasparc3): New.
9584 (PROCESSOR_ULTRASPARC3): New.
9585 ({ASM,CPP}_CPU64_DEFAULT_SPEC): Handle ultrasparc3.
9586 ({ASM,CPP}_CPU_SPEC): Likewise.
9587 (REGISTER_MOVE_COST): Likewise.
9588 (RTX_COSTS): Likewise.
9589 * config/sparc/sparc.c (sparc_override_options,
9590 sparc_initialize_trampoline, sparc64_initialize_trampoline,
9591 sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
9592 sparc_issue_rate): Likewise.
9593 * config/sparc/sol2.h: Likewise.
9594 * config/sparc/sol2-sld-64.h: Likewise.
9595 * config/sparc/linux64.h: Likewise.
9597 2002-03-22 Vladimir Makarov <vmakarov@redhat.com>
9599 * doc/md.texi: Add comments about usage the latency time for the
9600 different dependencies and about case when two or more conditions
9601 in different define_insn_reservations returns TRUE for an insn.
9603 * doc/md.texi: Add reference for automaton based pipeline
9606 2002-03-04 Vladimir Makarov <vmakarov@redhat.com>
9608 * doc/passes.texi: Add missed information about genattrtab.
9610 2002-03-01 Vladimir Makarov <vmakarov@redhat.com>
9612 * genautomata.c (output_automata_list_transition_code): Check
9613 automata_list on NULL.
9615 2002-02-28 Vladimir Makarov <vmakarov@redhat.com>
9617 * genautomata.c (output_insn_code_cases,
9618 output_automata_list_min_issue_delay_code,
9619 output_automata_list_transition_code,
9620 output_automata_list_state_alts_code): Comment the functions.
9622 2002-02-22 Vladimir Makarov <vmakarov@redhat.com>
9624 * genautomata.c (automata_list_el_t): New typedef.
9625 (get_free_automata_list_el,free_automata_list_el,
9626 free_automata_list, automata_list_hash, automata_list_eq_p,
9627 initiate_automata_lists, automata_list_start, automata_list_add,
9628 automata_list_finish, finish_automata_lists,
9629 output_insn_code_cases, output_automata_list_min_issue_delay_code,
9630 output_automata_list_transition_code,
9631 output_automata_list_state_alts_code, add_automaton_state,
9632 form_important_insn_automata_lists): New functions and prototypes.
9633 (insn_reserv_decl): Add members important_automata_list and
9635 (ainsn): Add members important_p.
9636 (automata_list_el): New structure.
9637 (first_free_automata_list_el, current_automata_list,
9638 automata_list_table): New global variables.
9639 (create_ainsns): Initiate member important_p.
9640 (output_internal_min_issue_delay_func): Generate the switch and
9641 call output_insn_code_cases.
9642 (output_internal_trans_func, output_internal_state_alts_func):
9644 (generate): Call initiate_automata_lists.
9645 (automaton_states): New global variable.
9646 (expand_automata): Call form_important_insn_automata_lists.
9647 (write_automata): Call finish_automata_lists.
9649 2002-02-21 Vladimir Makarov <vmakarov@redhat.com>
9651 * genautomata.c (add_excls, add_presence_absence): Check that
9652 cpu units in the sets belong the same automaton.
9654 * rtl.def (EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET): Add comment
9655 about that cpu units in the sets belong the same automaton.
9657 * doc/md.texi: Ditto.
9659 2001-12-20 Naveen Sharma <naveens@noida.hcltech.com>
9660 Nitin Gupta <niting@noida.hcltech.com>
9662 * config/sh/sh.c (sh_use_dfa_interface): New function.
9664 (sh_issue_rate): New Function.
9665 TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE: define.
9666 TARGET_SCHED_ISSUE_RATE: define.
9668 * config/sh/sh.md: Add DFA based pipeline description for SH4.
9670 (define_attr insn_class): New attribute used for DFA
9672 (define_insn cmpgtsi_t): Set attribute insn_class mt_group.
9673 (cmpgesi_t,cmpgtusi_t,cmpgeusi_t,cmpeqsi_t,
9674 cmpeqdi_t): Likewise.
9676 (add,addc1,addsi3,subc,subc1,*subsi3_internal,
9677 negc,negsi2,ashldi3_k,lshrdi3_k,ashrdi3_k): Set insn_class
9679 (iorsi3,rotlsi3_1,rotlsi3_31,rotlsi3_16): Likewise.
9681 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
9683 * haifa-sched.c (queue_to_ready): Remove unnecessary condition for
9686 2001-10-03 Vladimir Makarov <vmakarov@toke.toronto.redhat.com>
9688 * genautomata.c (DFA_INSN_CODES_LENGTH_VARIABLE_NAME): New macro.
9689 (output_dfa_insn_code_func): Expand dfa_insn_codes if it is
9691 (output_dfa_start_func): Initiate new variable insn_codes_length,
9692 (write_automata): Output definition of the new variable.
9694 2001-10-02 David S. Miller <davem@redhat.com>
9696 * haifa-sched.c (advance_one_cycle): New function.
9697 (schedule_block): Use it.
9698 (queue_to_ready): Use it, and also make sure to advance the DFA
9699 state on all stall cycles, not just those where insn_queue links
9702 2001-10-02 Richard Sandiford <rsandifo@redhat.com>
9704 * haifa-sched.c (max_issue): Remove last_p argument. Only return
9705 non-zero if the highest-priority instruction could be scheduled.
9706 (choose_ready): Remove last argument from max_issue call.
9708 2001-09-28 David S. Miller <davem@redhat.com>
9710 * config/sparc/sparc.c (sparc_use_sched_lookahead): Use 4 for
9711 ultrasparc and 3 for other multi-issue sparcs.
9713 2001-09-27 David S. Miller <davem@redhat.com>
9715 * config/sparc/sparc.md (cycle_display): New pattern.
9716 * config/sparc/sparc.c (sparc_cycle_display): New.
9717 (TARGET_SCHED_CYCLE_DISPLAY): Set it.
9719 2001-09-25 David S. Miller <davem@redhat.com>
9721 Convert all of Sparc scheduling to DFA
9722 * config/sparc/sparc.md: Kill all define_function_unit
9723 directives and replace with DFA equivalent.
9724 * config/sparc/sparc.c (ultrasparc_adjust_cost,
9725 mark_ultrasparc_pipeline_state, ultra_cmove_results_ready_p,
9726 ultra_fpmode_conflict_exists, ultra_find_type,
9727 ultra_build_types_avail, ultra_flush_pipeline,
9728 ultra_rescan_pipeline_state, ultrasparc_sched_reorder,
9729 ultrasparc_variable_issue, ultrasparc_sched_init,
9730 sparc_variable_issue, sparc_sched_reorder, ultra_code_from_mask,
9731 ultra_schedule_insn, ultra_code_names, ultra_pipe_hist,
9732 ultra_cur_hist, ultra_cycles_elapsed): Kill.
9733 (sparc_use_dfa_pipeline_interface, sparc_use_sched_lookahead,
9734 ultrasparc_store_bypass_p): New.
9735 * config/sparc/sparc-protos.h (ultrasparc_store_bypass_p):
9738 2001-09-24 David S. Miller <davem@redhat.com>
9740 * haifa-sched.c (ready_remove): Fix thinko, we want to copy around
9741 ready->vec[foo] not ready[foo].
9743 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
9745 * doc/md.texi: Correct examples for define_insn_reservations
9748 2001-09-07 Vladimir Makarov <vmakarov@redhat.com>
9750 * genautomata.c (create_automata): Print message about creation of
9752 (generate): Remove printing meease about creation of
9755 2001-09-05 David S. Miller <davem@redhat.com>
9757 * config/sparc/linux.h: Set CPLUSPLUS_CPP_SPEC.
9758 * config/sparc/linux64.h: Likewise.
9760 2001-08-31 Vladimir Makarov <vmakarov@redhat.com>
9762 * haifa-sched.c (insn_cost, schedule_insn, queue_to_ready,
9763 schedule_block, sched_init, sched_finish): Add missed calls of
9764 use_dfa_pipeline_interface.
9766 * sched-rgn.c (init_ready_list, new_ready, debug_dependencies):
9769 * sched-vis.c (get_visual_tbl_length): Ditto.
9771 2001-08-27 Richard Henderson <rth@redhat.com>
9773 * genattr.c (main): Emit state_t even when not doing scheduling.
9775 2001-08-27 Richard Henderson <rth@redhat.com>
9777 * genautomata.c (expand_automata): Always create a description.
9779 2001-08-27 Vladimir Makarov <vmakarov@touchme.toronto.redhat.com>
9781 * rtl.def (DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT, EXCLUSION_SET,
9782 PRESENCE_SET, ABSENCE_SET, DEFINE_BYPASS, DEFINE_AUTOMATON,
9783 AUTOMATA_OPTION, DEFINE_RESERVATION, DEFINE_INSN_RESERVATION): New
9786 * genattr.c (main): New variable num_insn_reservations. Increase
9787 it if there is DEFINE_INSN_RESERVATION. Output automaton based
9788 pipeline hazard recognizer interface.
9790 * genattrtab.h: New file.
9792 * genattrtab.c: Include genattrtab.h.
9793 (attr_printf, check_attr_test, make_internal_attr,
9794 make_numeric_value): Move protypes into genattrtab.h. Define them
9796 (num_dfa_decls): New global variable.
9797 (main): Process DEFINE_CPU_UNIT, DEFINE_QUERY_CPU_UNIT,
9798 DEFINE_BYPASS, EXCLUSION_SET, PRESENCE_SET, ABSENCE_SET,
9799 DEFINE_AUTOMATON, AUTOMATA_OPTION, DEFINE_RESERVATION,
9800 DEFINE_INSN_RESERVATION. Call expand_automata and write_automata.
9802 * genautomata.c: New file.
9804 * rtl.h (LINK_COST_ZERO, LINK_COST_FREE): Remove them.
9806 * sched-int.h: (curr_state): Add the external definition for
9807 automaton pipeline interface.
9808 (haifa_insn_data): Add comments for members blockage and units.
9810 * target-def.h (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9811 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9812 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
9813 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
9814 TARGET_SCHED_DFA_POST_CYCLE_INSN,
9815 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9816 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): New
9818 (TARGET_SCHED): Use the new macros.
9820 * target.h (use_dfa_pipeline_interface, init_dfa_pre_cycle_insn,
9821 dfa_pre_cycle_insn, init_dfa_post_cycle_insn, dfa_post_cycle_insn,
9822 first_cycle_multipass_dfa_lookahead, init_dfa_bubbles,
9823 dfa_bubble): New members in gcc_target.sched.
9825 * haifa-sched.c (insert_schedule_bubbles_p): New variable.
9826 (MAX_INSN_QUEUE_INDEX): New macro for automaton interface.
9827 (insn_queue): Redefine it as pointer to array.
9828 (NEXT_Q, NEXT_Q_AFTER): Use MAX_INSN_QUEUE_INDEX instead of
9830 (max_insn_queue_index_macro_value): New variable.
9831 (curr_state, dfa_state_size, ready_try): New varaibles for
9832 automaton interface.
9833 (ready_element, ready_remove, max_issue): New function prototypes
9834 for automaton interface.
9835 (choose_ready): New function prototype.
9836 (insn_unit, blockage_range): Add comments.
9837 (unit_last_insn, unit_tick, unit_n_insns): Define them for case
9838 FUNCTION_UNITS_SIZE == 0.
9839 (insn_issue_delay, actual_hazard_this_instance, schedule_unit,
9840 actual_hazard, potential_hazard): Add comments.
9841 (insn_cost): Use cost -1 as undefined value. Remove
9842 LINK_COST_ZERO and LINK_COST_FREE. Add new code for automaton
9844 (ready_element, ready_remove): New functions for automaton
9846 (schedule_insn): Add new code for automaton pipeline interface.
9847 (queue_to_ready): Add new code for automaton pipeline interface.
9848 Use MAX_INSN_QUEUE_INDEX instead of INSN_QUEUE_SIZE.
9849 (debug_ready_list): Print newline when the queue is empty.
9850 (max_issue): New function for automaton pipeline interface.
9851 (choose_ready): New function.
9852 (schedule_block): Add new code for automaton pipeline interface.
9853 Print ready list before scheduling each insn.
9854 (sched_init): Add new code for automaton pipeline interface.
9855 Initiate insn cost by -1.
9856 (sched_finish): Free the current automaton state and finalize
9857 automaton pipeline interface.
9859 * sched-rgn.c: Include target.h.
9860 (init_ready_list, new_ready, debug_dependencies): Add new code for
9861 automaton pipeline interface.
9863 * sched-vis.c: Include target.h.
9864 (get_visual_tbl_length): Add code for automaton interface.
9865 (target_units, print_block_visualization): Add comments.
9867 * Makefile.in (GETRUNTIME, HASHTAB, HOST_GETRUNTIME, HOST_HASHTAB,
9868 USE_HOST_GETRUNTIME, USE_HOST_HASHTAB, HOST_VARRAY): New variables.
9869 (sched-rgn.o, sched-vis.o): Add new dependency file target.h.
9870 (getruntime.o, genautomata.o): New entries.
9871 (genattrtab.o): Add new dependency file genattrtab.h.
9872 (genattrtab): Add new dependencies. Link it with `libm.a'.
9873 (getruntime.o, hashtab.o): New entries for canadian cross.
9875 * doc/md.texi: Description of automaton based model.
9877 * doc/tm.texi (TARGET_SCHED_ISSUE_RATE, TARGET_SCHED_ADJUST_COST):
9879 (TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE,
9880 TARGET_SCHED_DFA_PRE_CYCLE_INSN,
9881 TARGET_SCHED_INIT_DFA_PRE_CYCLE_INSN,
9882 TARGET_SCHED_DFA_POST_CYCLE_INSN,
9883 TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN,
9884 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD,
9885 TARGET_SCHED_INIT_DFA_BUBBLES, TARGET_SCHED_DFA_BUBBLE): The new
9887 (TRADITIONAL_PIPELINE_INTERFACE, DFA_PIPELINE_INTERFACE,
9888 MAX_DFA_ISSUE_RATE): New macro descriptions.
9890 * doc/contrib.texi: Add dfa based scheduler contribution.
9892 * doc/gcc.texi: Add more information about genattrtab.
9894 Mon Apr 29 17:19:10 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
9896 * reload1.c (eliminate_regs, case SUBREG): Fix typo in
9897 adjust_address_nv call.
9899 2002-04-29 Janis Johnson <janis187@us.ibm.com>
9901 * doc/install.texi (Testing): Provide additional information, and
9902 a stronger encouragement, for running the testsuites.
9904 2002-04-29 DJ Delorie <dj@redhat.com>
9906 * config/mips/mips.c (mips_parse_cpu): Warn if the CPU name is
9907 given in upper case.
9909 2002-04-29 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9911 * fixinc/inclhack.def (solaris_widec): Include <wchar.h> in
9912 Solaris 2 <widec.h> if missing.
9913 * fixinc/fixincl.x: Regenerate.
9914 * fixinc/tests/base/widec.h: New file.
9916 2002-04-29 Nick Clifton <nickc@cambridge.redhat.com>
9918 * toplev.c (f_options): Add "profile" switch so that
9919 -fno-profile can be used to disable -p.
9921 2002-04-29 Bernd Schmidt <bernds@redhat.com>
9923 * c-common.c (type_for_mode): Add support for V2DFmode, V2DImode,
9925 * tree.c (build_common_tree_nodes_2): Likewise.
9926 * tree.h (enum tree_index): Likewise.
9927 (V2DF_type_node, V2DI_type_node, unsigned_V2DI_type_node): Define.
9929 * config/i386/i386.c (bdesc_comi, bdesc_2arg, bdesc_1arg): Add SSE2
9931 (init_mmx_sse_builtins): Initialize SSE2 builtins.
9932 (ix86_expand_builtin): Add support for SSE2 builtins.
9933 * config/i386/i386.h (VALID_SSE2_REG_MODE): New macro.
9934 (VALID_SSE_REG_MODE): Use it.
9935 (VECTOR_MODE_SUPPORTED_P): Allow SSE2 modes here as well.
9936 (enum ix86_builtins): Add SSE2 builtins.
9937 * config/i386/i386.md (movv2df_internal, movv2df, movv8hi_internal,
9938 movv8hi, movv16qi_internal, movv16qi, pushv2df, pushv8hi, pushv16qi,
9939 addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3, vmmulv2df3,
9940 divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3, vmsminv2df3,
9941 sse2_anddf3, sse2_nanddf3, sse2_iordf3, sse2_xordf3, sqrtv2df2,
9942 vmsqrtv2df2, maskcmpv2df3, maskncmpv2df3, vmmaskcmpv2df3,
9943 vmmaskncmpv2df3, sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb,
9944 sse2_maskmovdqu, sse2_movntv2df, sse2_movntti, sse2_movntsi, cvtdq2ps,
9945 cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq, cvtpd2pi,
9946 cvttpd2pi, cvtpi2pd, cvtsd2si, cvttsd2si, cvtsi2sd, cvtsd2ss,
9947 cvtss2sd, cvtpd2ps, cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3,
9948 ssaddv16qi3, ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3,
9949 subv4si3, subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3,
9950 mulv8hi3, smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
9951 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_clrti, sse2_uavgv16qi3,
9952 sse2_uavgv8hi3, sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd,
9953 sse2_pshuflw, sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3,
9954 gtv8hi3, gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3,
9955 ashrv8hi3, ashrv4si3, lshrv8hi3, lshrv4si3, sse2_lshrv2di3,
9956 ashlv8hi3, ashlv4si3, sse2_ashlv2di3, sse2_ashlti3, sse2_lshrti3,
9957 sse2_unpckhpd, sse2_unpcklpd, sse2_packsswb, sse2_packssdw,
9958 sse2_packuswb, sse2_punpckhbw, sse2_punpckhwd, sse2_punpckhdq,
9959 sse2_punpcklbw, sse2_punpcklwd, sse2_punpckldq, sse2_movapd,
9960 sse2_movupd, sse2_movdqa, sse2_movdqu, sse2_movdq2q, sse2_movq2dq,
9961 sse2_movhpd, sse2_movlpd, sse2_loadsd, sse2_movsd, sse2_storesd,
9962 sse2_shufpd, sse2_clflush, sse2_mfence, mfence_insn, sse2_lfence,
9963 lfence_insn): New patterns.
9964 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Renamed from
9965 sse_andti3_sse2, sse_nandti3_sse2, sse_iorti3_sse2, sse_xorti3_sse2.
9967 Mon Apr 29 17:03:24 CEST 2002 Jan Hubicka <jh@suse.cz>
9969 * i386.md (sse_mov?fcc*): Revert patch of Mar 14th.
9971 2002-04-29 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
9973 * doc/contrib.texi (Contributors): Add Paolo Carlini and
9975 Update Richard Henderson, Jakub Jelinek, and Mark Mitchell.
9976 Refer to Objective-C instead of ObjC, SPARC instead of sparc,
9977 and CPU instead of cpu.
9979 Mon Apr 29 13:36:41 CEST 2002 Jan Hubicka <jh@suse.cz>
9981 * toplev.c (flag_if_conversion, flag_if_conversion2): New static
9983 (lang_independent_options): Add -fif-conversion, -fif-conversion2
9984 (rest_of_compilation): Do if conversion only when asked for.
9985 (parse_options_and_default_flags): Set new variables to 1 for -O1
9986 * invoke.texi (-fif-conversion, -fif-conversion2): Document.
9988 Mon Apr 29 13:02:50 CEST 2002 Jan Hubicka <jh@suse.cz>
9990 * i386.c (dbx64_register_map): Fix typo.
9992 Mon Apr 29 12:18:35 CEST 2002 Jan Hubicka <jh@suse.cz>
9994 * predict.c (real_zero, real_one, real_almost_one, real_br_prob_base,
9995 real_one_half, real_bb_freq_max): New static variables.
9996 (debug_profile_bbauxs): Kill.
9997 (process_note_predictions): Kill unused variable.
9998 (block_info_def, edge_info_def): Use REAL_VALUE_TYPE instead of
10000 (propagate_freq): Use REAL_ARITHMETICS.
10001 (estimate_bb_frequencies): Likevise; init new static variables.
10002 * Makefile.in (predict.o): Add dependency on real.h
10004 2002-04-28 David S. Miller <davem@redhat.com>
10007 * config/sparc/sparc.md (prefetch): Emit properly for 32-bit vs.
10008 64-bit TARGET_V9. Do not use prefetch page, use prefetch for
10009 several {reads,writes} instead.
10010 * config/sparc/sparc.h (PREFETCH_BLOCK, SIMULTANEOUS_PREFETCHES):
10013 2002-04-27 David S. Miller <davem@redhat.com>
10016 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Be mindful
10019 * config/sparc/linux.h, config/sparc/linux64.h: Don't bother
10020 including signal.h and sys/ucontext.h, not needed.
10022 2002-04-29 Hans-Peter Nilsson <hp@bitrange.com>
10024 * varasm.c (output_constant_def): Correct test for not calling
10025 ENCODE_SECTION_INFO for INTEGER_CST.
10027 2002-04-29 Neil Booth <neil@daikokuya.demon.co.uk>
10029 * cppexp.c (lex): Move some code to _cpp_parse_expr, but
10030 keep most cases as function eval_token.
10031 (eval_token): New function.
10032 (_cpp_parse_expr): Read token here for improved diagnostics.
10033 Don't use op_as_text. Detect bad ':' here.
10034 (reduce): Don't detect bad ':' here.
10035 (op_as_text): Remove.
10036 * cpphash.h (_cpp_test_assertion): Change prototype.
10037 * cpplib.c (_cpp_test_assertion): Change prototype.
10039 2002-04-28 Richard Henderson <rth@redhat.com>
10042 * ggc-common.c (ggc_mark_rtx_children_1): Rename from...
10043 (ggc_mark_rtx_children): New.
10045 2002-04-28 Jakub Jelinek <jakub@redhat.com>
10048 * config/sparc/sparc.md (call + jump 32-bit peepholes): Disable jump
10049 after call peepholes for UltraSPARC.
10050 (call + jump 64-bit peepholes): Remove.
10052 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10055 * config/rs6000/rs6000.md (sCC patterns): Remove clobber and use
10056 result as temporary value.
10058 2002-04-28 Jakub Jelinek <jakub@redhat.com>
10061 * toplev.c (rest_of_compilation): Only run regrename and copy
10062 propagation if optimizing.
10064 2002-04-28 Jakub Jelinek <jakub@redhat.com>
10066 PR optimization/6475
10067 * reload1.c (alter_reg): Only call set_mem_expr if I is home pseudo
10068 register of REGNO_DECL (i).
10069 * Makefile.in (reload1.o): Add $(TREE_H).
10071 2002-04-28 Neil Booth <neil@daikokuya.demon.co.uk>
10073 * cppexp.c (lex): Update to use state.skip_eval.
10074 (struct op): Remove prio and flags members.
10075 (FLAG_BITS, FLAG_MASK, PRIO_SHIFT, EXTRACT_PRIO, EXTRACT_FLAGS,
10076 SHORT_CIRCUIT, RIGHT_ASSOC, ..._PRIO, op_to_prio): Remove.
10077 (LEFT_ASSOC): New macro.
10078 (optab): New table of operator priorities and flags.
10080 (_cpp_parse_expr): Clean up logic. Return bool. Use a
10081 malloc-ed parser stack.
10082 (reduce): New; reduce the operator stack.
10083 (_cpp_expand_op_stack): Expand the operator stack as necessary.
10084 * cpphash.h (struct op): Predeclare.
10085 (struct cpp_reader): New members op_stack, op_limit.
10086 (struct lexer_state): New member skip_eval.
10087 (_cpp_parse_expr): Update.
10088 (_cpp_expand_op_stack): New.
10089 * cpplib.c (do_if): Update.
10090 * cppinit.c (cpp_create_reader): Create op stack.
10091 (cpp_destroy): And destroy it.
10092 * cpplib.h (CPP_LAST_CPP_OP): Correct.
10093 (TTYPE_TABLE): Correct.
10095 2002-04-28 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
10098 * c-decl.c (duplicate_decls): Call merge_weak.
10099 * c-pragma.c (apply_pragma_weak): Warn about misuse.
10100 * output.h (merge_weak): Prototype merge_weak.
10101 * varasm.c (merge_weak): New function.
10102 (declare_weak): Make sure we don't give an error on VAR_DECLs.
10103 Mark RTL with SYMBOL_REF_WEAK.
10105 2002-04-27 Kurt Garloff <garloff@suse.de>
10107 * tree-inline.c (inlinable_function_p): Improve heuristics
10108 by using a smoother function to cut down allowable inlinable size.
10109 * param.def: Add parameters max-inline-insns-single,
10110 max-inline-slope, min-inline-insns that determine the exact
10111 shape of the above function.
10112 * param.h: Likewise.
10114 2002-04-26 Richard Henderson <rth@redhat.com>
10116 * c-parse.in (malloced_yyss, malloced_yyvs): New.
10117 (yyoverflow): Re-add. Set them.
10118 (free_parser_stacks): New.
10119 * c-common.h: Declare it.
10120 * c-lex.c (c_common_parse_file): Call it.
10122 2002-04-26 Richard Henderson <rth@redhat.com>
10124 * cfgrtl.c (tidy_fallthru_edge): Don't use next_real_insn
10125 for fallthru search.
10127 2002-04-26 Eric Christopher <echristo@redhat.com>
10129 PR optimization/3700
10130 * config/mips/mips.c (mips_issue_rate): Define. New function.
10131 (TARGET_SCHED_ISSUE_RATE): Use.
10133 2002-04-25 David S. Miller <davem@redhat.com>
10136 * reorg.c (optimize_skip): Do not allow exception causing
10137 instructions to be considered for delay slots.
10138 (fill_simply_delay_slots, fill_slots_from_thread): Likewise.
10139 (relax_delay_slots): Do not try to consider exception causing
10140 instructions as redundant.
10142 2002-04-26 Richard Henderson <rth@redhat.com>
10145 * c-typeck.c (build_unary_op) [CONVERT_EXPR]: Invoke non_lvalue.
10147 2002-04-26 Mark Mitchell <mark@codesourcery.com>
10150 * config/i386/i386.md (untyped_call): Return the value in a float
10151 register if TARGET_FLOAT_RETURNS_IN_80387, not just if
10154 2002-04-26 Alexandre Oliva <aoliva@redhat.com>
10156 * tree.c (tree_int_cst_lt): Compare constants whose types differ
10157 in unsigned-ness correctly.
10159 2002-04-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
10161 * pa.h (FUNCTION_OK_FOR_SIBCALL): Don't do sibcalls when using the
10162 portable runtime model.
10164 2002-04-26 Richard Henderson <rth@redhat.com>
10166 * c-parse.in (yyoverflow): Revert.
10168 2002-04-26 David Edelsohn <edelsohn@gnu.org>
10169 Richard Henderson <rth@redhat.com>
10171 * config/rs6000/rs6000.md (sCC pattern): Remove clobber and use
10172 result as temporary value.
10174 2002-04-26 Richard Henderson <rth@redhat.com>
10177 * c-common.c (fix_string_type): Split out of ...
10178 (combine_strings): ... here. Take a varray, not a tree list.
10179 (c_expand_builtin_printf): Use fix_string_type.
10180 * c-common.h: Update decls.
10181 * c-parse.in (string): Remove. Update all uses to use STRING
10182 instead, and not call combine_strings.
10183 (yylexstring): New.
10185 * c-typeck.c (simple_asm_stmt): Don't call combine_strings.
10186 (build_asm_stmt): Likewise.
10187 * objc/objc-act.c (my_build_string): Use fix_string_type.
10188 (build_objc_string_object): Build varray for combine_strings.
10190 2002-04-26 Bo Thorsen <bo@suse.co.uk>
10192 * config/i386/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Define for
10195 2002-04-26 Neil Booth <neil@daikokuya.demon.co.uk>
10197 * cppexp.c (CPP_UMINUS, CPP_UPLUS): New.
10198 (HAVE_NO_R_OPERAND): Remove.
10199 (HAVE_VALUE): Remove.
10200 (op_to_prio): Update.
10201 (UNARY): Don't alter flags.
10202 (_cpp_parse_expr): want_value used to indicate whether
10203 a number or unary operator is expected next. Distinguish
10204 unary and binary +/-.
10205 (op_as_text): Update for unary operators.
10207 2002-04-25 Richard Henderson <rth@redhat.com>
10210 * c-parse.in (yyoverflow): New.
10212 2002-04-25 Richard Henderson <rth@redhat.com>
10215 * c-common.c (shorten_compare): Simplfy conditions leading to
10216 the generation of a warning.
10218 2002-04-25 Richard Henderson <rth@redhat.com>
10221 * expmed.c (extract_bit_field): Fall through to generic code rather
10222 than aborting on subreg special case.
10224 2002-04-25 David S. Miller <davem@redhat.com>
10226 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Add back check
10227 for DECL being NULL.
10229 2002-04-25 Steve Christiansen <smc@us.ibm.com>
10231 * doc/md.texi (Machine Constraints): Add IA-64 constraints.
10233 2002-04-25 Eric Botcazou <ebotcazou@multimania.com>
10235 * c-decl.c (grokdeclarator): Remove outdated ??? note
10236 on invalid declaration of flexible array members.
10238 2002-04-25 Richard Henderson <rth@redhat.com>
10240 * doc/invoke.texi: Document -gdwarf{,-2} vs debug level.
10242 2002-04-25 Ulrich Weigand <uweigand@de.ibm.com>
10244 * config/s390/s390.c (s390_emit_epilogue): Always restore registers
10245 needed by the compiler, even if they are used as global regs.
10247 2002-04-25 Matt Hiller <hiller@redhat.com>
10249 * mips.c (mips_class_max_nregs, mips_register_move_cost): New
10251 * mips.h (CLASS_MAX_NREGS, REGISTER_MOVE_COST): Redefine as calls
10252 of the corresponding functions.
10253 * mips-protos.h (mips_class_max_nregs, mips_register_move_cost):
10256 2002-04-25 Matt Hiller <hiller@redhat.com>
10258 * config/mips/mips.h (mips_sw_reg_names): Declare as extern.
10260 (ALL_COP_ADDITIONAL_REGISTER_NAMES): New macro.
10261 (FIRST_PSEUDO_REGISTER): Redefine considering coprocessor
10262 registers, adjust comment accordingly.
10263 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS,
10264 reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGISTER_NAMES,
10265 DEBUG_REGISTER_NAMES, REG_ALLOC_ORDER): Adjust to include entries
10266 for coprocessor registers.
10267 (ADDITIONAL_REGISTER_NAMES): Include
10268 ALL_COP_ADDITIONAL_REGISTER_NAMES.
10270 (COP0_REG_FIRST, COP0_REG_LAST, COP0_REG_NUM,
10271 COP2_REG_FIRST, COP2_REG_LAST, COP2_REG_NUM,
10272 COP3_REG_FIRST, COP3_REG_LAST, COP3_REG_NUM,
10273 COP0_REG_P, COP2_REG_P, COP3_REG_P, ALL_COP_REG_P,
10274 COPNUM_AS_CHAR_FROM_REGNUM, COP_REG_CLASS_P): New macros.
10276 (mips_char_to_class): Adjust comment to include coprocessor
10277 constraint letters.
10279 * config/mips/mips.c (coprocessor_operand, coprocessor2_operand):
10281 (mips_reg_names, mips_regno_to_class): Include coprocessor
10283 (mips_sw_reg_names): Ditto, make non-static.
10284 (mips_move_1word): Handle moves to and from coprocessor registers.
10285 (mips_move_2words): Handle moves to and from coprocessor
10287 (mips_class_max_nregs, mips_register_move_cost): Handle
10288 coprocessor register classes.
10289 (override_options): Initialize mips_char_to_class and
10290 mips_hard_regno_mode_ok properly for coprocessor registers.
10292 * config/mips/mips.md (movdi_internal, movdi_internal2,
10293 movsi_internal1, movsi_internal2): Add constraint-sets for
10294 coprocessor registers.
10295 * testsuite/gcc.c-torture/mipscop-1.c: New testcase.
10296 * testsuite/gcc.c-torture/mipscop-1.x: Disable above if target
10298 * testsuite/gcc.c-torture/mipscop-2.c: New testcase.
10299 * testsuite/gcc.c-torture/mipscop-2.x: Disable above if target
10301 * testsuite/gcc.c-torture/mipscop-3.c: New testcase.
10302 * testsuite/gcc.c-torture/mipscop-3.x: Disable above if target
10304 * testsuite/gcc.c-torture/mipscop-4.c: New testcase.
10305 * testsuite/gcc.c-torture/mipscop-4.x: Disable above if target
10308 * doc/tm.texi: Document feature.
10310 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
10312 * integrate.c (function_attribute_inlinable_p): Simplify.
10313 Check the table pointer is not NULL.
10315 2002-04-25 Steven Bosscher <S.Bosscher@student.tudelft.nl>
10317 * doc/c-tree.texi: Fix typo in introduction.
10319 2002-04-25 Neil Booth <neil@daikokuya.demon.co.uk>
10321 * c-common.h (c_common_parse_file): Update.
10322 * c-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
10323 * c-lex.c (YYDEBUG): Get from c-lex.h.
10324 (c_common_parse_file): Update.
10325 * c-lex.h (YYDEBUG, yydebug): New.
10326 * c-parse.in (YYDEBUG): Get from c-lex.h.
10327 (c_set_yydebug): Remove.
10328 * c-tree.h (c_set_yydebug): Remove.
10329 * langhooks-def.h (lhd_do_nothing_i): New.
10330 (lhd_set_yydebug, LANG_HOOKS_SET_YYDEBUG): Remove.
10331 (LANG_HOOKS_PARSE_FILE, LANG_HOOKS_INITIALIZER): Update.
10332 * langhooks.c (lhd_do_nothing_i): New.
10333 (lhd_set_yydebug): Remove.
10334 * langhooks.h (struct lang_hooks): Update.
10335 * toplev.c (set_yydebug): New.
10336 (compile_file): Update call to parse_file hook.
10337 (decode_d_option): Update.
10339 * objc-lang.c (LANG_HOOKS_SET_YYDEBUG): Remove.
10341 Wed Apr 24 23:45:37 2002 J"orn Rennecke <joern.rennecke@superh.com>
10343 * loop.c (load_mems): Don't change the interface of called functions.
10345 * calls.c (expand_call): Take current_function_pretend_args_size
10346 into account when setting argblock for sibcalls.
10348 2002-04-24 Matt Hiller <hiller@redhat.com>
10350 * cpplex.c: Remove conditional #undef of MULTIBYTE_CHARS.
10353 * cpplex.c (skip_line_comment): Process comment one multibyte
10354 character at a time rather than one char at a time, if
10356 (parse_string): Process string one multibyte character at a time
10357 rather than one char at a time, if appropriate.
10358 * c-lex.c (lex_string): Lex and copy multibyte strings
10360 * cpplib.h (cppchar_t): Change to unsigned.
10362 2002-04-24 Richard Henderson <rth@redhat.com>
10365 * c-decl.c (grokdeclarator): Don't pedwarn variable sized arrays
10368 Wed Apr 24 21:51:54 2002 J"orn Rennecke <joern.rennecke@superh.com>
10370 * sh.c (sh_va_arg): If argument was passed by reference,
10371 dereference the pointer.
10373 * sh.h (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
10375 * sh.md (divsi3_i4_media): Use match_operand for input values
10376 rather than hard registers.
10377 (divsi3 - TARGET_SHMEDIA_FPU case): Don't ferry values
10378 unnecessarily through hard registers. Keep copies of pseudo
10379 registers outside of the libcall sequence.
10381 * sh.md (casesi_shift_media): Add modes.
10383 * sh.h (RETURN_IN_MEMORY): Return variable size BLKmode
10386 2002-04-24 Neil Booth <neil@daikokuya.demon.co.uk>
10388 * attribs.c (c_common_attribute_table): Move table and handlers
10390 (format_attribute_table, lang_attribute_table,
10391 lang_attribute_common): Remove.
10392 (init_attributes): Replace NULL pointers with pointers to the
10394 (handle_packed_attribute, handle_nocommon_attribute,
10395 handle_common_attribute, handle_noreturn_attribute,
10396 handle_noinline_attribute, handle_always_inline_attribute,
10397 handle_used_attribute, handle_unused_attribute,
10398 handle_const_attribute, handle_transparent_union_attribute,
10399 handle_constructor_attribute, handle_destructor_attribute,
10400 handle_mode_attribute, handle_section_attribute,
10401 handle_aligned_attribute, handle_weak_attribute,
10402 handle_alias_attribute, handle_visibility_attribute,
10403 handle_no_instrument_function_attribute, handle_malloc_attribute,
10404 handle_no_limit_stack_attribute, handle_pure_attribute,
10405 handle_deprecated_attribute, handle_vector_size_attribute,
10406 vector_size_helper): Move to c-common.c.
10407 * c-common.c (c_common_attribute_table,
10408 handle_packed_attribute, handle_nocommon_attribute,
10409 handle_common_attribute, handle_noreturn_attribute,
10410 handle_noinline_attribute, handle_always_inline_attribute,
10411 handle_used_attribute, handle_unused_attribute,
10412 handle_const_attribute, handle_transparent_union_attribute,
10413 handle_constructor_attribute, handle_destructor_attribute,
10414 handle_mode_attribute, handle_section_attribute,
10415 handle_aligned_attribute, handle_weak_attribute,
10416 handle_alias_attribute, handle_visibility_attribute,
10417 handle_no_instrument_function_attribute, handle_malloc_attribute,
10418 handle_no_limit_stack_attribute, handle_pure_attribute,
10419 handle_deprecated_attribute, handle_vector_size_attribute,
10420 vector_size_helper): Move from attribs.c.
10421 * c-common.h (c_common_attribute_table,
10422 c_common_format_attribute_table): New.
10423 * c-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
10424 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
10425 * langhooks-def.h (LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE,
10426 LANG_HOOKS_COMMON_ATTRIBUTE_TABLE, LANG_HOOKS_ATTRIBUTE_TABLE): New.
10427 (LANG_HOOKS_INITIALIZER): Update.
10428 * langhooks.h (struct lang_hooks): 3 new attribute hooks.
10429 * target-def.h (TARGET_ATTRIBUTE_TABLE): Default to NULL.
10430 * target.h: Update comment.
10431 * tree.c (default_target_attribute_table): Remove.
10432 * tree.h (default_target_attribute_table, format_attribute_table,
10433 lang_attribute_table, lang_attribute_common): Remove.
10435 * objc-lang.c (LANG_HOOKS_COMMON_ATTRIBUTE_TABLE,
10436 LANG_HOOKS_FORMAT_ATTRIBUTE_TABLE): Redefine.
10438 2002-04-24 Jason Merrill <jason@redhat.com>
10440 * dwarf2.h (enum dwarf_attribute): Add DW_AT_GNU_vector.
10441 * dwarf2out.c (dwarf_attr_name): Support it.
10442 (gen_array_type_die): Emit it.
10443 (lookup_type_die): No special handling for VECTOR_TYPE.
10444 (gen_type_die): Hand VECTOR_TYPE off to gen_array_type_die.
10446 2002-04-24 Richard Henderson <rth@redhat.com>
10448 * config/mips/mips.md (movdi_usd): Renumber.
10450 2002-04-24 David S. Miller <davem@redhat.com>
10453 * config/sparc/sparc.h (FUNCTION_OK_FOR_SIBCALL): Return false if
10454 32-bit Sparc and current_function_returns_struct is true.
10456 Wed Apr 24 13:48:25 CEST 2002 Jan Hubicka <jh@suse.cz>
10458 * loop.c (canonicalize_condition): Use gen_int_mode.
10460 2002-04-24 Aldy Hernandez <aldyh@redhat.com>
10462 * config/rs6000/altivec.h: Cleanup file. Add non individual
10464 (vec_vaddubm): New.
10465 (vec_vadduhm): New.
10466 (vec_vadduwm): New.
10468 (vec_vaddcuw): New.
10469 (vec_vaddubs): New.
10470 (vec_vaddsbs): New.
10471 (vec_vadduhs): New.
10472 (vec_vadduws): New.
10473 (vec_vaddsws): New.
10483 (vec_vcmpbfp): New.
10484 (vec_vcmpequb): New.
10485 (vec_vcmpequh): New.
10486 (vec_vcmpequw): New.
10487 (vec_vcmpeqfp): New.
10488 (vec_vcmpgefp): New.
10489 (vec_vcmpgtub): New.
10490 (vec_vcmpgtsb): New.
10491 (vec_vcmpgtuh): New.
10492 (vec_vcmpgtsh): New.
10493 (vec_vcmpgtuw): New.
10494 (vec_vcmpgtsw): New.
10495 (vec_vcmpgtfp): New.
10496 (vec_vcmpgefp): New.
10501 (vec_vexptefp): New.
10506 (vec_lde): Add vector float variant.
10509 (vec_vlogefp): New.
10510 (vec_vmaddfp): New.
10511 (vec_vmhaddshs): New.
10533 (vec_vmladduhm): New.
10534 (vec_vmhraddshs): New.
10535 (vec_msumubm): New.
10536 (vec_vmsummbm): New.
10537 (vec_vmsumuhm): New.
10538 (vec_vmsumshm): New.
10539 (vec_vmsumuhs): New.
10540 (vec_vmsumshs): New.
10541 (vec_vmuleub): New.
10542 (vec_vmulesb): New.
10543 (vec_vmuleuh): New.
10544 (vec_vmulesh): New.
10545 (vec_vmuloub): New.
10547 (vec_vmulouh): New.
10548 (vec_vmulosh): New.
10549 (vec_vnmsubfp): New.
10552 (vec_vpkuhum): New.
10553 (vec_vpkuwum): New.
10555 (vec_vpkuhus): New.
10556 (vec_vpkshss): New.
10557 (vec_vpkuwus): New.
10558 (vec_vpkswss): New.
10559 (vec_vpkshus): New.
10560 (vec_vpkswus): New.
10567 (vec_vrsqrtefp): New.
10578 (vec_vspltisb): New.
10579 (vec_vspltish): New.
10580 (vec_vspltisw): New.
10594 (vec_vsububm): New.
10595 (vec_vsubuhm): New.
10596 (vec_vsubuwm): New.
10598 (vec_vsubcuw): New.
10599 (vec_vsububs): New.
10600 (vec_vsubsbs): New.
10601 (vec_vsubuhs): New.
10602 (vec_vsubshs): New.
10603 (vec_vsubuws): New.
10604 (vec_vsubsws): New.
10605 (vec_vsum4ubs): New.
10606 (vec_vsum4sbs): New.
10607 (vec_vsum4shs): New.
10608 (vec_vsum2sws): New.
10609 (vec_vsumsws): New.
10611 (vec_vupkhsb): New.
10612 (vec_vupkhpx): New.
10613 (vec_vupkhsh): New.
10614 (vec_vupklsb): New.
10615 (vec_vupklpx): New.
10616 (vec_vupklsh): New.
10619 2002-04-23 Eric Botcazou <ebotcazou@multimania.com>
10622 * fold-const.c (split_tree): Add MINUS_LITP parameter; separate
10623 added literals from substracted literals.
10624 (associate_trees): Don't convert MINUS_EXPR into PLUS_EXPR.
10625 (fold) [associate]: Preserve MINUS_EXPR if needed.
10627 2002-04-23 Zack Weinberg <zack@codesourcery.com>
10629 * doc/install.texi: Clarify which versions of alpha*-dec-osf*
10632 2002-04-23 Tom Tromey <tromey@redhat.com>
10634 * gcc.c: Added --resource. For PR java/6314.
10636 2002-04-23 David O'Brien <obrien@FreeBSD.org>
10638 * cp/g++spec.c: Use profiled libstdc++ and libm with -p/-pg.
10639 * config/freebsd.h (MATH_LIBRARY_PROFILE): Use the _p verions of
10642 2002-04-23 David O'Brien <obrien@FreeBSD.org>
10644 * config/freebsd.h(OBJECT_FORMAT_ELF): Define.
10646 Tue Apr 23 14:24:25 CEST 2002 Jan Hubicka <jh@suse.cz>
10648 * i386.c (ix86_output_addr_diff_elt): Avoid x86_64 binutils bug
10650 (ix86_expand_int_movcc): Avoid x86_64 compilation chrash.
10651 (ix86_expand_clrstr): Fix typo.
10652 * loop.c (gen_load_of_final_value): New.
10653 (loop_givs_rescan, strength_reduce, check_dbra_loop):
10656 2002-04-23 Roger Sayle <roger@eyesopen.com>
10658 * builtins.c (builtin_memset_gen_str): New function.
10659 (expand_builtin_memset): Optimize the case of constant length, but
10662 2002-04-23 Aldy Hernandez <aldyh@redhat.com>
10664 * config/rs6000/altivec.h (vec_step): Remove extraneous
10666 (vec_ctu): Cast return.
10668 2002-04-23 Alan Modra <amodra@bigpond.net.au>
10671 * function.h: (struct function): Add profile_label_no field.
10672 (current_function_profile_label_no): Define.
10673 * function.c: (profile_label_no): New static var.
10674 (expand_function_start): Increment it, and copy to
10675 current_function_profile_label_no.
10676 * output.h (profile_label_no): Delete.
10677 * final.c (profile_label_no): Delete.
10678 (profile_function): Use current_function_profile_label_no.
10679 (final_end_function): Don't increment profile_label_no here.
10680 * config/i386/i386.c (ix86_osf_output_function_prologue): Replace
10681 profile_label_no with current_function_profile_label_no.
10682 * config/pa/pa.c (current_function_number): Delete.
10683 (pa_output_function_prologue): Don't output profile label here.
10684 (hppa_profile_hook): Use label_no param rather than
10685 current_function_number.
10686 (FUNC_BEGIN_PROLOG_LABEL): Move to ..
10687 * config/pa/pa.h: .. here.
10688 (FUNCTION_PROFILER): Output profile label here.
10690 2002-04-22 Eric Christopher <echristo@redhat.com>
10692 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Revert
10693 patch of 2002-04-09 due to binutils issues.
10694 (FUNCTION_ARG_REGNO_P): Ensure even numbered float register.
10696 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
10698 * config/rs6000/rs6000.md ("*movv4si_internal"): Change 'm'
10699 constraint to 'o' for m=r and r=m alternatives.
10700 ("*movv8hi_internal1"): Same.
10701 ("*movv16qi_internal1"): Same.
10702 ("*movv4sf_internal1"): Same.
10704 2002-04-22 Janis Johnson <janis187@us.ibm.com>
10706 * rtl.h (RTX_FLAG): New macro.
10707 * emit-rtl.c (copy_most_rtx): Use macros to access rtx flags.
10708 * final.c (alter_subreg): Use macro to access rtx flag.
10709 * integrate.c (copy_rtx_and_substitute): Use new access macro.
10710 * print-rtl.c (print_rtx): Use new access macro.
10712 * cse.c (insert): Check rtx code before accessing flag.
10714 * genattrtab.c (ATTR_IND_SIMPLIFIED_P, ATTR_CURR_SIMPLIFIED_P,
10715 ATTR_PERMANENT_P, ATTR_EQ_ATTR_P): New.
10716 (attr_hash_add_string, attr_rtx_1, attr_copy_rtx, check_attr_test,
10717 convert_const_symbol_ref, make_canonical, make_alternative_compare,
10718 evaluate_eq_attr, attr_rtx_cost, simplify_test_exp_in_temp,
10719 simplify_test_exp, optimize_attrs, simplify_by_exploding,
10720 find_and_mark_used_attributes, unmark_used_attributes,
10721 add_values_to_cover, simplify_with_current_value,
10722 simplify_with_current_value_aux, clear_struct_flag, walk_attr_value,
10723 copy_rtx_unchanging, main): Use new access macros.
10725 2002-04-22 Tom Rix <trix@redhat.com>
10727 * expmed.c (init_expmed): Generate shifted constant once.
10729 2002-04-22 Zack Weinberg <zack@codesourcery.com>
10731 * c-lex.c (lex_charconst): Call convert to get constant in
10732 proper type; don't just smash the type field.
10735 * config.gcc: Add list of obsolete configurations. Disallow
10736 building these without --enable-obsolete.
10737 * doc/install.texi: Document --enable-obsolete and obsoletion
10738 policy. Mention obsoletion of individual targets in
10739 appropriate places.
10741 2002-04-22 Richard Henderson <rth@redhat.com>
10743 * config/sparc/sol2-bi.h (ASM_DEBUG_SPEC): New.
10745 2002-04-22 Mark Mitchell <mark@codesourcery.com>
10748 * function.c (fixup_memory_subreg): Add promoted_mode parameter.
10749 (walk_fixup_memory_subreg): Likewise.
10750 (fixup_var_refs_insn): Adjust accordingly.
10751 (fixup_var_refs_1): Likewise.
10753 2002-04-22 Ulrich Weigand <uweigand@de.ibm.com>
10755 * config/s390/linux.h: (LIBPATH_SPEC, LIBPATH_ARCH31_SPEC,
10756 LIBPATH_ARCH64_SPEC): Define.
10757 (EXTRA_SPECS): Add libpath, libpath_arch31, libpath_arch64.
10758 (STARTFILE_SPEC, ENDFILE_SPEC): Define; use libpath.
10759 (LINK_ARCH31_SPEC): Add libpath_arch31 to search path.
10760 (LINK_ARCH64_SPEC): Add libpath_arch64 to search path.
10762 2002-04-22 Joel Sherrill <joel@OARcorp.com>
10764 * gthr-rtems.h: Correct prototypes to remove warnings.
10766 2002-04-22 Richard Henderson <rth@redhat.com>
10769 * alias.c (canon_true_dependence): Special case (mem:blk (scratch)).
10771 * gcse.c (free_insn_expr_list_list): New.
10772 (clear_modify_mem_tables): Use it. Fix bit set usage.
10773 (canon_list_insert): Use EXPR_LISTs for expressions.
10774 (record_last_mem_set_info): Factor BLOCK_NUM (insn).
10776 2002-04-22 Neil Booth <neil@daikokuya.demon.co.uk>
10778 * cppfiles.c (_cpp_pop_file_buffer): Return void. Move
10779 file change and include code to _cpp_pop_buffer.
10780 * cpphash.h (struct pending_option): Predeclare.
10781 (struct cpp_reader): New member next_include_file.
10782 (_cpp_pop_file_buffer): Update.
10783 (_cpp_push_next_buffer): Update, rename.
10784 * cppinit.c (cpp_destroy): Free include chain and pending here.
10785 (cpp_finish_options): Simplify.
10786 (_cpp_push_next_buffer): Rename and clean up.
10787 * cpplib.c (cpp_pop_buffer): Move code from _cpp_pop_file_buffer.
10789 * cppmacro.c (cpp_scan_nooutput): Set return_at_eof here.
10791 2002-04-22 Aldy Hernandez <aldyh@redhat.com>
10793 * config/rs6000/altivec.h (vec_xor): Add variant for both args
10794 being vector signed int.
10796 (vec_xor): Add variant for both args being vector signed char.
10797 Remove redundant variant.
10800 2002-04-21 David S. Miller <davem@redhat.com>
10802 * config/sparc/sparc.md (set then compare DI mode peephole2): Fix
10803 compare mode in output RTL.
10805 2002-04-22 David Edelsohn <edelsohn@gnu.org>
10807 * config/rs6000/rs6000.c (rs6000_override_options): Correct
10808 style and formatting of previous patch.
10810 2002-04-22 Alan Modra <amodra@bigpond.net.au>
10812 * config/rs6000/rs6000.c (rs6000_override_options): Always clear
10813 flag_pic for ABI_AIX.
10815 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
10817 * cppexp.c (struct op, parse_number): Replace U_CHAR with uchar.
10818 * cppfiles.c (read_include_file): Similarly.
10819 * cpphash.h (DSC, U_CHAR, ustrcmp, ustrncmp, ustrlen,
10820 uxstrdup ustrchr, ufputs): Similarly.
10821 * cppinit.c (TRIGRAPH_MAP, cpp_destroy): Similarly.
10822 * cpplex.c (parse_slow, unescaped_terminator_p, save_comment,
10823 cpp_ideq, parse_identifier, parse_number): Similarly.
10824 * cpplib.c (struct directive, dequote_string, D, run_directive,
10825 cpp_push_buffer): Similarly.
10826 * cppmacro.c (new_string_token, builtin_macro, cpp_quote_string,
10827 _cpp_create_definition, check_trad_stringification,
10828 cpp_macro_definition): Similarly.
10830 2002-04-21 Neil Booth <neil@daikokuya.demon.co.uk>
10832 * cppmacro.c (funlike_invocation_p): Don't step back
10835 2002-04-21 David Edelsohn <edelsohn@gnu.org>
10837 * config/rs6000/rs6000.c (output_profile_hook): Do not increment
10840 2002-04-20 Joseph S. Myers <jsm28@cam.ac.uk>
10842 * doc/invoke.texi: Remove Chill references.
10843 * doc/gcc.texi: Update last modified date.
10845 2002-04-20 Kazu Hirata <kazu@hxi.com>
10847 * config/h8300/lib1funcs.asm (___mulsi3): Remove unnecessary
10848 push and pop. Replace add.l with add.w.
10850 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10852 * config/h8300/lib1funcs.asm (___mulsi3): Use hardware
10853 multiply instructions for H8/300H case.
10855 2002-04-20 Toshiyasu Morita <toshiyasu.morita@hsa.hitachi.com>
10857 * config/h8300/lib1funcs.asm (___cmpsi2, ___ucmpsi2):
10858 Bum three instructions from each routine.
10860 2002-04-20 Neil Booth <neil@daikokuya.demon.co.uk>
10862 * Makefile.in: Update.
10863 * decl.c (push_c_function_context, pop_c_function_context,
10864 mark_c_function_context): Rename for consistency.
10865 * c-objc-common.c (c_objc_common_init): Langhooks set elsewhere.
10866 * c-tree.h (push_c_function_context, pop_c_function_context,
10867 mark_c_function_context): Rename for consistency.
10868 * c-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10869 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
10870 * function.c (init_lang_status, save_lang_status,
10871 restore_lang_status, mark_lang_status, free_lang_status):
10872 Move to langhooks.h.
10873 (push_function_context_to, pop_function_context_from,
10874 free_after_parsing, prepare_function_start, ggc_mark_struct_function):
10876 * function.h (init_lang_status, save_lang_status,
10877 restore_lang_status, mark_lang_status, free_lang_status):
10878 Move to langhooks.h.
10879 * langhooks-def.h (LANG_HOOKS_FUNCTION_INIT,
10880 LANG_HOOKS_FUNCTION_FREE, LANG_HOOKS_FUNCTION_ENTER_NESTED,
10881 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK,
10882 LANG_HOOKS_FUNCTION_INITIALIZER): New.
10883 (LANG_HOOKS_INITIALIZER): Update.
10884 (lhd_do_nothing_f): New.
10885 * langhooks.h (struct lang_hooks_for_functions): New.
10886 (struct lang_hooks): New hooks.
10887 * langhooks.c (lhd_do_nothing_f): New.
10889 * objc-lang.c (LANG_HOOKS_FUNCTION_ENTER_NESTED,
10890 LANG_HOOKS_FUNCTION_LEAVE_NESTED, LANG_HOOKS_FUNCTION_MARK): Redefine.
10892 2002-04-19 David S. Miller <davem@redhat.com>
10894 * config/sparc/linux.h (MD_FALLBACK_FRAME_STATE_FOR): Define.
10895 * config/sparc/linux64.h (MD_FALLBACK_FRAME_STATE_FOR): Likewise.
10897 2002-04-19 Jakub Jelinek <jakub@redhat.com>
10899 PR optimization/3756
10900 * config/i386/i386.c (ix86_expand_int_movcc): Optimize
10901 x = ((int) y < 0) ? cst1 : cst2.
10903 2002-04-19 Jakub Jelinek <jakub@redhat.com>
10906 * function.c: Reapply patch for c/6358.
10907 (expand_function_end): Copy decl_rtl's mode, not
10908 current_function_return_rtx mode.
10910 2002-04-19 Joel Sherrill <joel@OARcorp.com>
10912 * config/rtems.h (STARTFILE_SPEC, ENDFILE_SPEC): Fix for non-ELF
10915 2002-04-19 Tom Tromey <tromey@redhat.com>
10917 * doc/install.texi (Specific): Update status of Solaris 2.8.
10918 For PR libgcj/6158.
10920 2002-04-19 Andreas Schwab <schwab@suse.de>
10922 * real.c: Allow sizeof (REAL_VALUE_TYPE) > 2*NE.
10923 (PUT_REAL): Restore old definition.
10925 2002-04-19 Dan Nicolaescu <dann@godzilla.ics.uci.edu>
10926 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
10928 * doc/install.texi (Specific, sparc-sun-solaris2*): Mention that
10929 binutils 2.11.2 and higher generate smaller binaries than Sun's
10932 2002-04-19 Mark Mitchell <mark@codesourcery.com>
10935 * toplev.c (rest_of_compilation): Do not defer functions for which
10936 TREE_SYMBOL_REFERENCED has already been set.
10938 Fri Apr 19 15:53:03 CEST 2002 Jan Hubicka <jh@suse.cz>
10940 * i386.md (movsi_1, movhi_1): Force reload to use more flexible
10943 2002-04-19 Neil Booth <neil@daikokuya.demon.co.uk>
10945 * builtins.c: Include langhooks.h.
10946 (lang_type_promotes_to): Remove.
10947 (expand_builtin_va_arg): Use new hook.
10948 * c-common.c (c_common_nodes_and_builtins): Don't set hook.
10949 (simple_type_promotes_to): Move to c-typeck.c.
10950 * c-common.h (simple_type_promotes_to): Remove.
10951 * c-decl.c (duplicate_decls, grokdeclarator): Update.
10952 * c-format.c: Include langhooks.h.
10953 (check_format_types): Update.
10954 * c-tree.h (c_type_promotes_to): New.
10955 * c-typeck.c (c_type_promotes_to): Move from c-common.c.
10956 (type_lists_compatible_p): Update.
10957 * langhooks-def.h (lhd_type_promotes_to): New.
10958 (LANG_HOOKS_TYPE_PROMOTES_TO): New.
10959 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
10960 * langhooks.c (lhd_type_promotes_to): New.
10961 * langhooks.h (struct lang_hooks_for_types): New hook.
10962 * tree.h (lang_type_promotes_to): Remove.
10964 * objc-lang.c (LANG_HOOKS_TYPE_PROMOTES_TO): Redefine.
10966 2002-04-18 Richard Henderson <rth@redhat.com>
10968 * function.c: Revert patch for c/6358.
10970 2002-04-18 Richard Henderson <rth@redhat.com>
10972 * ifcvt.c (find_cond_trap): Handle cases with no proper THEN or JOIN
10973 blocks. Handle multiple references to the TRAP block. Handle
10974 non-adjacent THEN and OTHER blocks.
10976 2002-04-18 Richard Henderson <rth@redhat.com>
10978 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): Don't
10979 crash with no type for by-mode libcalls.
10981 * config/ia64/ia64.md (conditional_trap): Fix predicate polarity.
10983 2002-04-18 Bob Wilson <bob.wilson@acm.org>
10985 * config/xtensa/lib2funcs.S (__xtensa_libgcc_window_spill,
10986 __xtensa_nonlocal_goto): Use a syscall instructions to flush
10987 the register windows.
10989 2002-04-18 Zack Weinberg <zack@codesourcery.com>
10991 * real.h: Define REAL_VALUE_TYPE_SIZE as 96 or 160, as
10992 appropriate. Document need for extended precision even when
10993 MAX_LONG_DOUBLE_TYPE_SIZE is smaller. Define REAL_WIDTH here,
10994 based on REAL_VALUE_TYPE_SIZE. Use REAL_WIDTH to size
10995 REAL_VALUE_TYPE. Define CONST_DOUBLE_FORMAT here. Use #error
10996 instead of relying on later syntax error when REAL_WIDTH > 5.
10997 * real.c: Define NE based only on whether or not we have a
10998 full 128-bit extended type (not INTEL_EXTENDED_IEEE_FORMAT).
10999 Require sizeof(REAL_VALUE_TYPE) == 2*NE. Unconditionally
11000 define GET_REAL and PUT_REAL as simple memcpy operations; no
11001 need to byteswap or round.
11002 Use #error instead of #ifdef-ing out the entire file, for
11003 prompt error detection.
11005 * rtl.c, gengenrtl.c: No need to calculate CONST_DOUBLE_FORMAT here.
11007 2002-04-18 David S. Miller <davem@redhat.com>
11009 * config/sparc/sparc.h (BRANCH_COST): Define.
11011 * fold-const.c (BRANCH_COST): Don't provide default here, expr.h
11014 2002-04-18 Hans-Peter Nilsson <hp@bitrange.com>
11016 * flow.c (update_life_info): Ignore return value of cleanup_cfg.
11017 Mask out PROP_SCAN_DEAD_CODE | PROP_KILL_DEAD_CODE in
11018 propagate_block calls after relaxation loop using new variable
11019 stabilized_prop_flags.
11021 2002-04-18 Richard Henderson <rth@redhat.com>
11023 * config/ia64/ia64.c (ia64_function_arg_pass_by_reference): New.
11024 (ia64_va_arg): Expect variable sized types by reference.
11025 * config/ia64/ia64-protos.h: Update.
11026 * config/ia64/ia64.h (FUNCTION_ARG_PASS_BY_REFERENCE): Use
11027 ia64_function_arg_pass_by_reference.
11029 2002-04-18 Richard Henderson <rth@redhat.com>
11031 * ifcvt.c: Include except.h.
11032 (block_has_only_trap): Break out from find_cond_trap.
11033 (find_cond_trap): Use it. Always delete the trap block.
11034 (merge_if_block): Allow then block null. Be less simplistic about
11035 what insns can end a block.
11036 * Makefile.in (ifcvt.o): Depend on except.h.
11038 * config/ia64/ia64.md (trap, conditional_trap): New.
11040 2002-04-18 Jakub Jelinek <jakub@redhat.com>
11043 * function.c (assign_parms): Assign hard current_function_return_rtx
11045 (expand_function_end): ...not here.
11047 2002-04-18 Neil Booth <neil@daikokuya.demon.co.uk>
11049 * c-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
11050 * c-tree.h (c_incomplete_type_error): New.
11051 * c-typeck.c (require_complete_type, build_component_ref): Update.
11052 (incomplete_type_error): Rename.
11053 * langhooks-def.h (lhd_incomplete_type_error): New.
11054 (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): New.
11055 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Update.
11056 * langhooks.c (lhd_incomplete_type_error): New.
11057 * langhooks.h (struct lang_hooks_for_types): New hook.
11058 * tree.c (size_in_bytes): Use new hook.
11059 * tree.h (incomplete_type_error): Remove.
11061 * objc-lang.c (LANG_HOOKS_INCOMPLETE_TYPE_ERROR): Redefine.
11063 2002-04-18 Zack Weinberg <zack@codesourcery.com>
11065 * config/arc/arc.md: Remove #if HOST_FLOAT_FORMAT !=
11066 TARGET_FLOAT_FORMAT blocks.
11068 2002-04-18 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11070 * doc/install.texi (Downloading the source): Do not mention Chill
11071 any longer, but mention Ada.
11072 (Configuration): Do not mention Chill any longer.
11074 2002-04-18 Hans-Peter Nilsson <hp@axis.com>
11076 * config/cris/cris.h (TARGET_VERSION): Remove local version number.
11078 Thu Apr 18 17:14:08 CEST 2002 Jan Hubicka <jh@suse.cz>
11080 * i386.h (SSE_FLOAT_MODE_P): Fix bogus conflict resolution
11083 2002-04-18 Jakub Jelinek <jakub@redhat.com>
11085 * fold-const.c (fold): Use (*lang_hooks.types.unsigned_type)
11086 instead of unsigned_type.
11088 Thu Apr 18 15:49:12 CEST 2002 Jan Hubicka <jh@suse.cz>
11090 * i386.h (SSE_FLOAT_MODE_P): Kill bogus TARGET_SSE_MATH check.
11091 * i386.md (sse_mov?fcc*): Swap operands for cases they will be swapped
11094 2002-04-18 Bernd Schmidt <bernds@redhat.com>
11096 * attribs.c (vector_type_node_list): New static variable.
11097 (handle_vector_size_attribute): Use it to avoid generating a
11098 new type node each time we are called.
11100 * combine.c (subst): Avoid trying to make a vector mode subreg of
11101 an integer constant.
11102 (gen_lowpart_for_combine): Likewise.
11104 2002-04-18 Roger Sayle <roger@eyesopen.com>
11105 Jakub Jelinek <jakub@redhat.com>
11107 * fold-const.c (fold) [NOP_EXPR]: Convert (T)(x&c) into ((T)x&(T)c)
11108 for integer constant c (if x has unsigned type or sign bit is not
11109 set in c). This folds the zero/sign extension into the bit-wise and
11112 2002-04-18 Jakub Jelinek <jakub@redhat.com>
11115 * config/i386/i386.md (movsf_1): Use pxor only if TARGET_SSE2,
11118 2002-04-17 NIIBE Yutaka <gniibe@m17n.org>
11120 * config/sh/elf.h: Undefine ASM_OUTPUT_CASE_LABEL.
11122 2002-04-17 Nick Clifton <nickc@cambridge.redhat.com>
11124 * gcc.c (read_specs): Detect and fail if an attempt is made to
11125 rename a spec string to an already existing string.
11127 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
11129 * config/s390/s390.c (legitimize_pic_address): Do not generate
11130 illegal address constant without CONST.
11132 2002-04-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11134 * sparc/linux64.h (CC1_SPEC): Error for -m32 and -m64.
11135 * sparc/netbsd-elf.h (CC1_SPEC32, CC1_SPEC64): Likewise.
11137 2002-04-17 Ulrich Weigand <uweigand@de.ibm.com>
11139 PR optimization/6305
11140 * config/s390/s390.c (s390_expand_plus_operand): Use find_replacement
11141 to make sure previous reloads are taken into account. Generate
11142 better code if one operand is an in-range immediate constant.
11144 2002-04-16 Andrew Haley <aph@cambridge.redhat.com>
11146 * doc/install.texi (Building): libgcj requires GNU make.
11148 2002-04-17 Jakub Jelinek <jakub@redhat.com>
11151 * config/sparc/sparc.md (movtf reg<-reg split): Allow spliting
11152 even if hard quad and register is not floating.
11153 (movtf reg<-mem split): Disallow splitting if hard quad and
11154 register is floating.
11155 (movtf mem<-reg split): Likewise.
11156 * config/sparc/sparc.c (fp_register_operand): New predicate.
11157 * config/sparc/sparc.h (PREDICATE_CODES): Add fp_register_operand.
11159 2002-04-17 Zack Weinberg <zack@codesourcery.com>
11161 * Makefile.in (PROTO_OBJS): Add cppdefault.o.
11162 (protoize.o): Take $(PREPROCESSOR_DEFINES) off command line.
11163 (unprotoize.o): Ditto. Build from protoize.c. Define
11164 UNPROTOIZE on command line.
11165 * protoize.c: Include cppdefault.h. Delete include_defaults.
11166 (in_system_include_dir): Use cpp_include_defaults (defined in
11168 * unprotoize.c: Delete file.
11170 2002-04-17 Aldy Hernandez <aldyh@redhat.com>
11172 * config/rs6000/altivec.h (vec_ld): Add array variants.
11176 2002-04-17 Alan Matsuoka <alanm@redhat.com>
11177 Aldy Hernandez <aldyh@redhat.com>
11179 * config/rs6000/altivec.h: Define __ALTIVEC__.
11184 (vec_vmaddfp): New.
11186 Add parentheses to all macro arguments.
11188 2002-04-16 Richard Henderson <rth@redhat.com>
11191 * except.c (remove_eh_handler): Insert inner regions at beginning
11192 of sibling chain. Refactor expressions.
11194 2002-04-16 Richard Henderson <rth@redhat.com>
11196 * config/sparc/sol2-bi.h (AS_SPARC64_FLAG): New.
11197 * config/sparc/sol2-gas-bi.h: New file.
11198 * config.gcc (sparc*-solaris): Add it as needed.
11199 * configure.in (AS_SPARC64_FLAG): Remove check.
11200 * config.in, configure: Regenerate.
11202 * config/sparc/sol2-bi.h (CC1_SPEC): Error for -m32 and -m64.
11204 2002-04-16 Richard Henderson <rth@redhat.com>
11206 * config/mips/mips.c (override_options): Don't override N32 for
11210 * config/mips/mips.md (can_delay): Split out of existing define_delays.
11211 (HILO_delay): Set can_delay false.
11213 2002-04-16 Dale Johannesen <dalej@apple.com>
11215 * config/rs6000/rs6000.c (rs6000_output_function_prologue): Compute
11216 instruction addresses.
11217 (rs6000_output_function_epilogue): Likewise.
11219 2002-04-16 Paolo Carlini <pcarlini@unitus.it>
11221 * c-parse.in (poplevel, compstmt_start,
11222 compstmt_primary_start): Add ending ';', in accordance
11225 2002-04-16 Richard Henderson <rth@redhat.com>
11227 * config.gcc (sparcv9-solaris): Configure for 64-bit default.
11228 Adjust tm_file order to get TARGET_DEFAULT set properly.
11229 (sparc-solaris): Configure 2.[78] for 64-bit multilibs.
11230 * doc/install.texi (sparc-solaris): Update.
11232 2002-04-16 Dale Johannesen <dalej@apple.com>
11234 * config/rs6000/rs6000.c (rs6000_emit_cmove): Fail if modes of
11235 comparison operands do not match each other or if modes of
11236 conditions do not match result.
11238 2002-04-16 Hartmut Penner <hpenner@de.ibm.com>
11241 * config/s390/s390.md (mulsidi3): Set both subregs of the
11242 multiword register.
11244 2002-04-16 Aldy Hernandez <aldyh@redhat.com>
11246 * config/rs6000/altivec.h (vec_addc): Type check.
11248 2002-04-16 Jakub Jelinek <jakub@redhat.com>
11251 * expr.c (store_expr): Don't copy if DECL_RTL (exp) == target.
11253 * expr.c (safe_from_p): Cleanup: use DECL_RTL_IF_SET.
11255 2002-04-15 Richard Henderson <rth@redhat.com>
11257 * config/mips/abi64.h (SUBTARGET_CONDITIONAL_REGISTER_USAGE): Set
11258 call_really_used_regs too.
11260 2002-04-15 Richard Henderson <rth@redhat.com>
11262 * config/alpha/gnu.h (CPP_PREDEFINES): Underscores for gnu_hurd.
11264 2002-04-15 David S. Miller <davem@redhat.com>
11266 * rtlanal.c (note_stores): Don't present PARALLEL SET_DESTs
11267 as being CLOBBERed.
11269 2002-04-16 Jakub Jelinek <jakub@redhat.com>
11272 * config/rs6000/rs6000.c (easy_vector_constant): Return 1 if the
11273 CONST_VECTOR is { 0, ... 0 }.
11275 2002-04-15 Loren J. Rittle <ljrittle@acm.org>
11277 * doc/install.texi (Installing GCC: Configuration): Clarify
11278 the only supported ways to configure gcc.
11280 2002-04-15 Roland McGrath <roland@frob.com>
11282 * config.gcc (alpha*-*-gnu*): New target configuration.
11283 * config/alpha/gnu.h: New file for it.
11284 * config/gnu.h (TARGET_MEM_FUNCTIONS): #undef before #define.
11286 2002-04-16 Mark Mitchell <mark@codesourcery.com>
11288 * c-common.h (STMT_EXPR_NO_SCOPE): New macro.
11289 * c-common.c (c_expand_expr): Respect STMT_EXPR_NO_SCOPE.
11290 * tree.h (expand_start_stmt_expr): Update prototype.
11291 * stmt.c (expand_start_stmt_expr): Add has_scope parameter.
11292 * tree-inline.c (expand_call_inline): Set STMT_EXPR_NO_SCOPE
11293 on the STMT_EXPR created for the inline function.
11295 2002-04-15 Richard Henderson <rth@redhat.com>
11297 * config/alpha/linux.h, config/arm/linux-elf.h, config/i370/linux.h,
11298 config/i386/linux-aout.h, config/i386/linux-oldld.h,
11299 config/i386/linux.h, config/i386/linux64.h, config/ia64/linux.h,
11300 config/m68k/linux-aout.h, config/m68k/linux.h, config/mips/linux.h,
11301 config/pa/pa-linux.h, config/pj/linux.h, config/s390/linux.h,
11302 config/sh/linux.h, config/sparc/linux-aout.h, config/sparc/linux.h,
11303 config/sparc/linux64.h, config/xtensa/linux.h (CPP_PREDEFINES):
11304 Define __gnu_linux__, not gnu_linux.
11305 * config/rs6000/sysv4.h (CPP_OS_GNU_SPEC): Likewise for gnu_hurd.
11307 2002-04-15 Mark Mitchell <mark@codesourcery.com>
11309 Remove Chill front end.
11310 * gcc.c (default_compilers): Remove Chill entries.
11311 * ch: Remove directory.
11312 * doc/frontends.texi: Remove information about Chill.
11313 * doc/sourcebuild.texi: Likewise.
11314 * doc/standards.texi: Likewise.
11316 2002-04-15 Douglas B Rupp <rupp@gnat.com>
11318 * config/alpha/vms.h (INCLUDE_DEFAULTS): Add /gnu/lib/gcc-lib/include.
11319 (LONGLONG_STANDALONE): Define.
11321 2002-04-15 David S. Miller <davem@redhat.com>
11323 * config/sparc/sparc.c (sparc_emit_float_lib_cmp):
11324 Call emit_library_call with LCT_NORMAL.
11325 (sparc_initialize_trampoline): Use LCT_foo instead of
11326 magic constant in emit_library_call invocations.
11327 (sparc64_initialize_trampoline): Likewise.
11328 (sparc_profile_hook): Likewise.
11329 * config/sparc/sparc.md: Likewise.
11331 * config/sparc/sparc.c (sparc_extra_constraint_check):
11332 Fix type of argument 'c'.
11333 * config/sparc/sparc-protos.h (sparc_extra_constraint_check):
11336 2002-04-15 Gabriel Dos Reis <gdr@merlin.codesourcery.com>
11338 * diagnostic.h (output_buffer_state): Redefine.
11339 (output_format_decoder): New macro.
11340 (output_prefixing_rule): Likewise.
11341 (output_line_cutoff): Likewise.
11342 (diagnostic_format_decoder): Adjust.
11343 (diagnostic_prefixing_rule): Likewise.
11344 (diagnostic_line_cutoff): Likewise.
11345 (diagnostic_state): Likewise.
11346 (diagnostic_kind_count): Likewise.
11347 (diagnostic_buffer): Now a macro.
11349 * diagnostic.c (diagnostic_buffer): Remove definition.
11350 (output_is_line_wrapping): Adjust.
11351 (set_real_maximum_length): Likewise.
11352 (output_set_maximum_length): Likewise.
11353 (init_output_buffer): Likewise.
11354 (lhd_print_error_function): Likewise.
11355 (output_do_verbatim): Likewise.
11357 2002-04-14 Neil Booth <neil@daikokuya.demon.co.uk>
11359 * cpperror.c (print_location): Don't print include chain
11361 (cpp_begin_message): Update to use DL_ macros.
11362 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
11363 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
11364 cpp_notice, cpp_notice_from_errno): Remove.
11365 (cpp_error, cpp_error_with_line): Update to take a diagnostic
11368 * cppexp.c (CPP_ICE): Remove.
11369 (SYNTAX_ERROR, SYNTAX_ERROR2, parse_number, parse_defined,
11370 lex, integer_overflow, _cpp_parse_expr): Update.
11371 * cppfiles.c (read_include_file, find_include_file,
11372 handle_missing_header, _cpp_read_file, remap_filename): Update.
11373 * cpphash.h (enum error_type): Remove.
11374 (_cpp_begin_message): Update.
11375 * cppinit.c (append_include_chain, remove_dup_dirs, output_deps,
11376 cpp_handle_option, cpp_post_options): Update.
11377 * cpplex.c (trigraph_p, skip_escaped_newlines, skip_block_comment,
11378 skip_whitespace, parse_identifier, parse_slow, parse_string,
11379 _cpp_lex_direct, cpp_spell_token, maybe_read_ucs, cpp_parse_escape,
11380 cpp_interpret_charconst): Update.
11381 * cpplib.c (check_eol, directive_diagnostics, _cpp_handle_directive,
11382 lex_macro_node, do_undef, glue_header_name, parse_include,
11383 do_include_common, read_flag, do_line, do_linemarker, do_ident,
11384 cpp_register_pragma, do_pragma_once, do_pragma_system_header,
11385 do_pragma_poison, do_pragma_dependency, _cpp_do__Pragma, do_else,
11386 do_elif, do_endif, parse_answer, parse_assertion, do_assert,
11387 _cpp_pop_buffer, do_diagnostic): Update.
11388 * cpplib.h (DL_WARNING, DL_WARNING_SYSHDR, DL_PEDWARN, DL_ERROR,
11389 DL_FATAL, DL_ICE, DL_EXTRACT, DL_WARNING_P): New.
11390 (cpp_ice, cpp_fatal, cpp_error_from_errno, cpp_warning,
11391 cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
11392 cpp_notice, cpp_notice_from_errno): Remove.
11393 (cpp_error, cpp_error_with_line): Update to take a diagnostic
11396 * cppmacro.c (builtin_macro, stringify_arg, paste_all_tokens,
11397 collect_args, enter_macro_context, save_parameter, parse_params,
11398 _cpp_create_definition, check_trad_stringification,
11399 cpp_macro_definition): Update.
11400 * cppmain.c (cpp_preprocess_file): Update.
11401 * fix-header.c (read_scan_file): Update.
11403 2002-04-14 Andreas Schwab <schwab@suse.de>
11405 * config/ia64/linux.h (CPP_PREDEFINES): Fix missing backslash.
11407 2002-04-14 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
11409 * config/arm/linux-elf.h (CPLUSPLUS_CPP_SPEC): Define.
11411 2002-04-13 Mark Mitchell <mark@codesourcery.com>
11413 * config/i386/gnu.h (CPP_PREDEFINES): Define __gnu_hurd__,
11416 2002-04-13 Hans-Peter Nilsson <hp@axis.com>
11418 * config/cris/linux.h (CRIS_CPP_SUBTARGET_SPEC): Fix typo.
11420 2002-04-13 Joel Sherrill <joel@OARcorp.com>
11422 * config/sparc/t-elf: Enable v8 multilibs. Impacts
11423 sparc-elf and sparc-rtems targets.
11425 2002-04-13 Mark Mitchell <mark@codesourcery.com>
11427 * alpha/linux.h: Define __gnu_linux__ wherever __linux__ is
11428 defined, and __gnu_hurd__ wherever __GNU__ is defined.
11429 * arm/linux-elf.h: Likewise.
11430 * cris/aout.h: Likewise.
11431 * cris/linux.h: Likewise.
11432 * i370/linux.h: Likewise.
11433 * i386/gnu.h: Likewise.
11434 * i386/linux-aout.h: Likewise.
11435 * i386/linux-oldld.h: Likewise.
11436 * i386/linux.h: Likewise.
11437 * i386/linux64.h: Likewise.
11438 * ia64/linux.h: Likewise.
11439 * m68k/linux-aout.h: Likewise.
11440 * m68k/linux.h: Likewise.
11441 * mips/linux.h: Likewise.
11442 * pa/pa-linux.h: Likewise.
11443 * pj/linux.h: Likewise.
11444 * rs6000/sysv4.h: Likewise.
11445 * s390/linux.h: Likewise.
11446 * sh/linux.h: Likewise.
11447 * sparc/linux-aout.h: Likewise.
11448 * sparc/linux.h: Likewise.
11449 * sparc/linux64.h: Likewise.
11450 * xtensa/linux.h: Likewise.
11452 2002-04-13 Richard Sandiford <rsandifo@redhat.com>
11454 * stmt.c (check_unique_operand_names): Expect operand names to
11455 be strings rather than identifiers. Use simple_cst_equal to
11457 (resolve_operand_name_1): Make same identifier to string change here.
11458 * c-parse.in (asm_operand): Convert a named operand into a string.
11459 * cp/parse.y (asm_operand): Likewise.
11461 2002-04-13 Andreas Schwab <schwab@suse.de>
11463 * config/ia64/ia64.h (CPP_SPEC): Include %(cpp_cpu).
11465 2002-04-12 Mark Mitchell <mark@codesourcery.com>
11467 Revert these changes:
11469 2002-04-06 Mark Mitchell <mark@codesourcery.com>
11472 * stor-layout.c (layout_decl): Reset the RTL for the decl.
11474 2002-04-12 Richard Henderson <rth@redhat.com>
11476 * config.gcc (sparcv9-*-solaris2): Default to 32-bit code.
11477 (sparc*-*-solaris): Clean up header files.
11478 * configure.in (AS_SPARC64_FLAG): Error out if can't find it
11479 and plan on generating 64-bit code.
11480 * toplev.c (decode_g_option): Remove LINKER_DOES_NOT_WORK_WITH_DWARF2.
11481 * config/sparc/sol2-64.h: Delete and reuse for default 64-bit code.
11482 * config/sparc/sol2-sld-64.h: Rename ...
11483 * config/sparc/sol2-bi.h: ... here. Remove the bits that checked
11484 for AS_SPARC64_FLAG not defined.
11485 * config/sparc/sol2-gld-bi.h: New.
11486 * config/sparc/sol2-sld.h: Remove.
11487 * config/sparc/sol26-sld.h: New.
11488 * config/sparc/sol2.h: Tidy comments.
11489 * doc/install.texi: Document sparc-solaris configury changes.
11491 2002-04-12 Richard Henderson <rth@redhat.com>
11493 * recog.c (offsettable_address_p): Match the logic in adjust_address.
11495 * config/sparc/sparc.h (LEGITIMIZE_RELOAD_ADDRESS): Handle TFmode
11496 in 64-bit mode only. Use only for 32-bit or MEDLOW.
11498 2002-04-12 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
11500 * config/alpha/osf.h (LINK_SPEC): Pass -S to silence ld warnings.
11502 Fri Apr 12 15:42:59 2002 Jeffrey A Law (law@redhat.com)
11504 * pa.c (pa_can_combine_p): Call extract_insn before calling
11505 constrain_operands.
11507 2002-04-12 Douglas B Rupp <rupp@gnat.com>
11509 * config/i386/i386-interix.h (EH_FRAME_IN_DATA_SECTION): Define.
11510 (TARGET_ASM_NAMED_SECTION, RETURN_IN_MEMORY) Define.
11511 (DEFAULT_PCC_STRUCT_RETURN): Define as 0.
11512 (CPP_PREDEFINES): Handle __declspec.
11513 * config/i386/t-interix (USER_H): Remove.
11515 2002-04-12 DJ Delorie <dj@redhat.com>
11517 * integrate.c (compare_blocks): Make comparisons safe for when
11518 sizeof(int) < sizeof(char *).
11519 (find_block): Likewise.
11521 2002-04-12 Jan Hubicka <jh@suse.cz>
11522 David Edelsohn <edelsohn@gnu.org>
11524 * config/rs6000/rs6000.c (call_operand): Allow LINK and COUNT
11526 (symbol_ref_operand): New.
11527 * config/rs6000/rs6000.h (PREDICATE_CODES): Add symbol_ref_operand.
11528 * config/rs6000/rs6000.md (call_nonlocal_aix): Use symbol_ref_operand.
11530 2002-04-12 Andreas Schwab <schwab@suse.de>
11532 * config/ia64/ia64.h (ASM_SPEC): Moved from here ...
11533 * config/ia64/sysv4.h (ASM_SPEC): ... to here, so that it
11534 overrides the definition in config/svr4.h.
11536 2002-04-12 Eric Norum <eric.norum@usask.ca>
11538 * config/rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
11539 config/c4x/rtems.h, config/h8300/rtems.h, config/i386/rtems.h,
11540 config/i386/rtemself.h, config/i960/rtems.h, config/m68k/rtems.h,
11541 config/m68k/rtemself.h, config/mips/rtems.h, config/mips/rtems64.h,
11542 config/pa/rtems.h, config/rs6000/rtems.h, config/sh/rtems.h,
11543 config/sh/rtemself.h, config/sparc/rtems.h, config/sparc/rtemself.h,
11544 config/v850/rtems.h (*-rtems*): Cleanup pass to move common
11545 definitions to config/rtems.h and make the targets more similar.
11547 Fri Apr 12 08:06:54 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11549 * expr.c (expand_assigment): Remove duplicate conversions #ifdef
11550 POINTERS_EXTEND_UNSIGNED.
11551 (store_constructor, expand_expr, case COMPONENT_REF): Likewise.
11552 (store_expr): Use TYPE_MODE (sizetype), not ptr_mode.
11554 * emit-rtl.c (widen_memory_access): Don't do anything if MEMOFFSET
11557 Fri Apr 12 12:11:26 2002 J"orn Rennecke <joern.rennecke@superh.com>
11559 * sh.c (calc_live_regs, sh_pr_n_sets): Use of PR_MEDIA_REG / PR_REG
11560 depends on TARGET_SHMEDIA, not TARGET_SH5.
11562 2002-04-12 Hans-Peter Nilsson <hp@bitrange.com>
11564 * function.c (fixup_var_refs_1) <SET, handling VAR in SET_SRC>:
11565 For paradoxical (subreg VAR), replace VAR, don't try the subreg.
11567 Fri Apr 12 10:51:38 2002 J"orn Rennecke <joern.rennecke@superh.com>
11569 * sh.c (broken_move): Constant 0. / 1. load is OK if there is
11572 2002-04-12 Andreas Schwab <schwab@suse.de>
11574 * config/ia64/ia64.h (EXTRA_SPECS): Fix missing backslash.
11576 2002-04-12 Richard Henderson <rth@redhat.com>
11579 * config/d30v/d30v.h (INIT_SECTION_ASM_OP): Don't undef.
11581 * flow.c (mark_used_reg): Manage reg_cond_dead properly for
11582 modes spanning multiple hard regs.
11584 * recog.c (peephole2_optimize): Rebuild jump labels as needed.
11586 2002-04-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
11588 * pa.c (pa_output_function_prologue): Don't accumulate the total
11589 number of code bytes when using TARGET_64BIT, or gas, SOM and not
11590 the portable runtime.
11591 (output_deferred_plabels): Handle 64bit plabels.
11592 (output_cbranch): Use $PIC_pcrel$0 for pc relative relocations when
11593 generating pic code using the GAS assembler for object formats that
11594 are not SOM (ie., ELF32 and ELF64).
11595 (output_millicode_call): Check attribute type if attribute length is 28.
11596 Likewise use $PIC_pcrel$0. Only call get_attr_length and
11597 dbr_sequence_length once.
11598 (output_call): Likewise use $PIC_pcrel$0, and call get_attr_length and
11599 dbr_sequence_length once.
11600 * pa.h (TARGET_SOM): Define if not defined.
11601 * pa.md (pattern to load address of label): Likewise use $PIC_pcrel$0
11602 with GAS and not SOM.
11603 (jump, call_internal_reg, call_value_internal_reg): Likewise.
11604 * som.h (OBJ_SOM): Rename to TARGET_SOM. Undefine before defining.
11606 2002-04-11 David O'Brien <obrien@FreeBSD.org>
11608 * config/freebsd.h (NO_IMPLICIT_EXTERN_C, SCCS_DIRECTIVE): Give value.
11609 (DEFAULT_PCC_STRUCT_RETURN) Do not redefine.
11610 (USER_LABEL_PREFIX, HANDLE_SYSV_PRAGMA, IDENT_ASM_OP,
11611 DWARF2_DEBUGGING_INFO, DBX_DEBUGGING_INFO, PREFERRED_DEBUGGING_TYPE):
11612 elfos.h and dbxelf.h values are fine now.
11613 * config/i386/freebsd.h, config/alpha/freebsd.h
11614 (DEFAULT_PCC_STRUCT_RETURN): Define to 0.
11616 2002-04-11 David O'Brien <obrien@FreeBSD.org>
11618 * config/ia64/aix.h (CPP_PREDEFINES): Do not define _LP64/__LP64__
11619 or set Acpu or Amachine. Reformat.
11620 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
11622 (LINK_SPEC): Do not need to undef.
11623 * config/ia64/elf.h (ASM_EXTRA_SPEC): Define.
11624 * config/ia64/freebsd.h (LINK_SPEC): Do not need to undef.
11625 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
11627 * config/ia64/hpux.h (ASM_EXTRA_SPEC): Define.
11628 (ASM_SPEC): Do not define, use ASM_EXTRA_SPEC instead.
11629 (LINK_SPEC): Do not need to undef.
11630 (DONT_USE_BUILTIN_SETJMP): Do not define.
11631 * config/ia64/ia64.h (ASM_SPEC, ASM_EXTRA_SPEC): Add.
11632 (CPP_CPU_SPEC): Define _LP64, set Acpu and Amachine. Remove -Dia64.
11633 (DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Define.
11634 Remove trailing spaces.
11635 * config/ia64/linux.h (CPP_PREDEFINES): Do not define _LP64/__LP64__,
11636 __ELF__, or set Acpu or Amachine. Reformat.
11637 (ASM_SPEC, DONT_USE_BUILTIN_SETJMP, PROFILE_BEFORE_PROLOGUE): Do not
11640 2002-04-11 David O'Brien <obrien@FreeBSD.org>
11642 * config.gcc (ia64-*-freebsd*): Fix ordering of tm_files to match
11643 all other *-*-freebsd* targets.
11645 2002-04-11 Richard Henderson <rth@redhat.com>
11647 * config.gcc (alpha*-*-linux*ecoff): Detect and reject.
11649 2002-04-11 David O'Brien <obrien@FreeBSD.org>
11651 * config.gcc (alpha*-*-openbsd, alpha64-dec-*vms,alpha*-dec-*vms):
11652 Include {cpu}/{cpu}.h thru tm_file.
11653 (alpha*-*-linux*ecoff): Remove target.
11654 * config/alpha/elf.h (CPP_SUBTARGET_SPEC): Define __ELF__.
11655 (LINK_SPEC): Remove, is not OS independent.
11656 * config/alpha/freebsd.h (CPP_SPEC): Do not define __ELF__.
11657 (LINK_SPEC): Do not need to #undef any longer.
11658 * config/alpha/linux-ecoff.h (LINK_SPEC): Do not need to #undef
11660 * config/alpha/linux-elf.h (SUB_CPP_PREDEFINES): Do not define
11662 (LINK_SPEC): Moved here from alpha/elf.h.
11663 * config/alpha/linux.h (CPP_PREDEFINES): No longer consumer of
11664 SUB_CPP_PREDEFINES.
11665 * config/alpha/linux-ecoff.h: Remove.
11666 * config/alpha/netbsd.h (CPP_PREDEFINES): Do not define __ELF__.
11667 (CPP_SPEC): Define _POSIX_SOURCE as needed.
11668 (CPP_SUBTARGET_SPEC): Do not define.
11669 (LINK_SPEC): Do not need to #undef any longer.
11670 * config/alpha/openbsd.h: Do not directly include alpha/alpha.h.
11671 * config/alpha/vms.h: Likewise.
11673 2002-04-11 Richard Sandiford <rsandifo@redhat.com>
11675 * doc/extend.texi: Remove old claim that typedefs cannot have
11676 an alignment attribute.
11678 2002-04-11 Jakub Jelinek <jakub@redhat.com>
11680 PR optimization/6177
11681 * expr.c (expand_expr) [COMPONENT_REF]: Handle op0 CONCAT if
11682 bitpos is 0 and bitsize CONCAT size.
11684 2002-04-11 Jakub Jelinek <jakub@redhat.com>
11687 * combine.c (if_then_else_cond): Use trunc_int_for_mode on nz.
11689 2002-04-10 David O'Brien <obrien@FreeBSD.org>
11691 * config/alpha/freebsd.h: Minor reformatting.
11692 (CPP_SPEC): Define ELF and add cpp_subtarget.
11693 (ASM_SPEC): No longer needed.
11695 2002-04-11 Richard Henderson <rth@redhat.com>
11697 * config/sparc/sparc.md (movdi_insn_sp32): Add o/J alternative.
11698 (movdi_insn_sp32_v9): Likewise. Only allow stx with aligned memory.
11699 (dimode mem/zero splitter): New.
11701 2002-04-11 Hans-Peter Nilsson <hp@axis.com>
11703 * config/cris/cris.c (cris_override_options): Tweak error message
11704 for PIC not implemented.
11706 * config/cris/cris.h: Tweak comments related to parameter-passing.
11708 * t-cris (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc here.
11710 2002-04-10 Richard Henderson <rth@redhat.com>
11712 * except.c (add_ehl_entry): Allow duplicates after landing pad
11715 2002-04-10 David Edelsohn <edelsohn@gnu.org>
11717 * config/rs6000/t-aix43 (SHLIB_NM_FLAGS): Add -X32_64.
11719 2002-04-10 Toon Moene <toon@moene.indiv.nluug.nl>
11721 * c-decl.c (c_init_decl_processing): Move generation of
11722 decls for g77_integer_type_node and friends from here ...
11723 * c-common.c (c_common_nodes_and_builtins): ... to here.
11725 2002-04-10 Ulrich Weigand <uweigand@de.ibm.com>
11727 * reload1.c (choose_reload_regs): HARD_FRAME_POINTER_REGNUM
11728 is only used as frame pointer when frame_pointer_needed is true.
11730 2002-04-10 Richard Earnshaw <rearnsha@arm.com>
11733 * arm.md (arm_movdi): Adjust neg_pool_range attribute to allow
11734 for the fact that the pool entry uses two words.
11735 (movdf_hard_insn): Similarly. Also, ADR instruction can span
11737 (movdf_soft_insn): Similarly.
11738 (movxf_hard_insn): Adjust neg_pool_range attribute to allow
11739 for the fact that the pool entry uses three words.
11741 2002-04-10 Richard Sandiford <rsandifo@redhat.com>
11743 * config/mips/mips.c (mips_va_arg): When using the struct version
11744 of the EABI va_list, allow arguments in the register save area to
11745 take up less room than a stack argument.
11747 2002-04-10 Richard Henderson <rth@redhat.com>
11749 * expr.c (expand_expr) [INTEGER_CST]: Don't force into registers
11750 if EXPAND_INITIALIZER.
11752 2002-04-09 Richard Henderson <rth@redhat.com>
11754 * config/alpha/alpha.md (movdi_er_maybe_g): New.
11755 * config/alpha/alpha.c (alpha_expand_mov): Use it.
11757 2002-04-10 Alan Modra <amodra@bigpond.net.au>
11759 PR optimization/6233
11760 * rtlanal.c (pure_call_p): New function.
11761 * rtl.h (pure_call_p): Declare.
11762 * loop.c (prescan_loop): Use it to set has_nonconst_call.
11763 * gcse.c (store_killed_in_insn): Use pure_call_p here too.
11765 2002-04-09 Eric Christopher <echristo@redhat.com>
11767 * config/mips/mips.h (ASM_OUTPUT_ALIGNED_DECL_COMMON): Add additional
11768 information to .comm directive.
11770 2002-04-09 Richard Henderson <rth@redhat.com>
11773 * expr.c (expand_expr) [INTEGER_CST]: Force overflows into registers.
11775 2002-04-09 Richard Henderson <rth@redhat.com>
11777 * basic-block.h (flow_delete_block_noexpunge): Declare.
11778 (expunge_block_nocompact): Declare.
11779 * cfg.c (expunge_block_nocompact): Split out from ...
11780 (expunge_block): ... here.
11781 * cfgrtl.c (can_delete_label_p): Don't use exception_handler_labels.
11782 (flow_delete_block_noexpunge): Split out from ...
11783 (flow_delete_block): ... here.
11784 * cfgcleanup.c (delete_unreachable_blocks): Compact while
11785 removing dead blocks.
11786 * except.c (exception_handler_labels): Remove.
11787 (exception_handler_label_map): New.
11788 (struct eh_region): Add aka member.
11789 (mark_ehl_map_entry, mark_ehl_map, free_region): New.
11790 (ehl_hash, ehl_eq, ehl_free, add_ehl_entry): New.
11791 (for_each_eh_label, for_each_eh_label_1): New.
11792 (init_eh): Register exception_handler_label_map.
11793 (free_eh_status): Use free_region.
11794 (find_exception_handler_labels): Use the map, not the list.
11795 (remove_exception_handler_label): Likewise.
11796 (maybe_remove_eh_handler): Likewise.
11797 (remove_eh_handler): Use the region aka bitmap.
11798 * except.h (exception_handler_labels): Remove.
11799 (for_each_eh_label): Declare.
11800 * jump.c (rebuild_jump_labels): Don't check exception_handler_labels.
11801 * loop.c (invalidate_loops_containing_label): New.
11802 (find_and_verify_loops): Use it. Use for_each_eh_label.
11803 * sched-rgn.c (is_cfg_nonregular): Use
11804 current_function_has_exception_handlers.
11806 2002-04-09 Richard Henderson <rth@redhat.com>
11808 * sbitmap.c (sbitmap_union_of_diff, sbitmap_a_and_b, sbitmap_a_xor_b,
11809 sbitmap_a_or_b, sbitmap_a_or_b_and_c, sbitmap_a_and_b_or_c):
11810 Do not return changed status.
11811 (sbitmap_union_of_diff_cg, sbitmap_a_and_b_cg, sbitmap_a_xor_b_cg,
11812 sbitmap_a_or_b_cg, sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c_cg):
11813 New functions that do return changed status.
11814 * sbitmap.h: Update decls.
11815 * gcse.c, lcm.c: Use _cg functions as needed.
11817 Tue Apr 9 19:15:57 2002 J"orn Rennecke <joern.rennecke@superh.com>
11819 * config.gcc (sh-*-elf*): Use sh/embed-elf.h instead of sh/elf.h.
11820 (sh64-*-elf*, sh-*-rtemself*): Likewise.
11821 * config/sh/embed_bb.c: New file.
11822 * config/sh/embed-elf.h: New file.
11823 * sh.h (CPP_SPEC): Supply __SIZE_TYPE__ and __PTRDIFF_TYPE__
11824 if -m[12345]* option is given. Don't use subtarget_cpp_ptr_spec.
11825 (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
11827 (SUBTARGET_CPP_PTR_SPEC): Don't define.
11828 (EXTRA_SPECS): Remove subtarget_cpp_ptr_spec.
11829 Add subtarget_asm_endian_spec.
11830 (ASM_SPEC): Use subtarget_asm_endian_spec.
11831 (SUBTARGET_ASM_ENDIAN_SPEC): Define.
11832 (RETURN_ADDR_RTX): Use PR_MEDIA_REG for TARGET_SH5.
11833 (WCHAR_UNSIGNED): Define.
11834 (SH_ELF_WCHAR_TYPE, SH_DBX_REGISTER_NUMBER): Define.
11835 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
11836 (ALLOCATE_INITIAL_VALUE): Use PR_MEDIA_REG for TARGET_SH5.
11838 * sh.c (calc_live_regs): Use PR_MEDIA_REG for TARGET_SH5.
11839 (sh_adjust_cost): Likewise.
11840 sh64.h (CPP_DEFAULT_CPU_SPEC): Add settings for __SIZE_TYPE__ and
11842 (SUBTARGET_CPP_PTR_SPEC, WCHAR_TYPE): Don't #undef/ #define.
11843 (WCHAR_TYPE_SIZE): Likewise.
11844 (ASM_SPEC): Use subtarget_asm_endian_spec.
11845 (SH_ELF_WCHAR_TYPE): #undef/ #define.
11846 (MAX_WCHAR_TYPE_SIZE): Don't #undef.
11847 * config/sh/elf.h (WCHAR_UNSIGNED): #undef .
11848 (MAX_WCHAR_TYPE_SIZE): Don't #define .
11849 (WCHAR_TYPE, WCHAR_TYPE_SIZE): #undef / #define .
11850 (USER_LABEL_PREFIX): Don't #undef /#define .
11851 (DBX_REGISTER_NUMBER): Use SH_DBX_REGISTER_NUMBER.
11852 * config/elf/linux.h (USER_LABEL_PREFIX): Don't #undef /#define .
11853 (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE, WCHAR_TYPE_SIZE): Likewise.
11854 (ASM_SPEC): Likewise.
11855 (SUBTARGET_ASM_ENDIAN_SPEC): #undef / #define .
11856 (CC1_SPEC): don't supply -m3 for -m4*, -m5*.
11857 * t-sh: (LIB1ASMFUNCS): Use LIB1ASMFUNCS_CACHE.
11858 (LIB2FUNCS_EXTRA): Define.
11859 * t-sh64 (LIB2FUNCS_EXTRA): Define.
11860 * config/sh/t-linux (LIB1ASMFUNCS): Don't redefine.
11861 (LIB1ASMFUNCS_CACHE): Define.
11862 (LIB2FUNCS_EXTRA): Redefine empty.
11864 2002-04-08 Richard Henderson <rth@redhat.com>
11866 * reorg.c (get_branch_condition): Use reversed_comparison_code.
11868 2002-04-09 Stephane Carrez <Stephane.Carrez@worldnet.fr>
11870 * config/m68hc11/larith.asm (__map_data_section): Fix condition
11871 and optimize for size.
11872 (__do_global_ctors): Fix pointer comparison.
11873 (__do_global_dtors): Likewise.
11875 2002-04-09 David S. Miller <davem@redhat.com>
11877 * config/sparc/sparc.c (sparc_extra_constraint_check): New
11878 function, implementing EXTRA_CONSTRAINTS. For memory constraints,
11879 allow reloading pseudos.
11880 * config/sparc/sparc.h (EXTRA_CONSTRAINTS): Use it.
11881 * config/sparc/sparc-protos.h: Declare it.
11883 * config/sparc/sparc.c (const64_is_2insns): Kill signed vs.
11884 unsigned comparison warning.
11885 (output_restore_regs): Mark leaf_function as unused.
11887 Tue Apr 9 09:35:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
11889 * expr.c (is_aligning_offset): New function.
11890 (expand_expr, case COMPONENT_EXPR): Call it.
11892 2002-04-08 David S. Miller <davem@redhat.com>
11895 * config/sparc/freebsd.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDLOW
11897 Make init_priority work on Sparc when using GNU ld.
11898 * config/sparc/linux.h, config/sparc/linux64.h,
11899 config/sparc/netbsd-elf.h, config/sparc/freebsd.h
11900 (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Undefine.
11901 * config/sparc/sol2-gld.h: New file to do the same.
11902 * config.gcc (sparc*-*-solaris2*): If gnu_ld=yes add
11903 sparc/sol2-gld.h to tm_file.
11905 PR optimization/4328
11906 * config/sparc/sparc.h (EXTRA_CONSTRAINT): Add new constraint 'W'.
11907 * doc/md.texi: Document it.
11908 * config/sparc/sparc.md (movdi_insn_sp64_novis,
11909 movdi_insn_sp64_vis, movdf_insn_sp32, movdf_insn_v9only_novis,
11910 movdf_insn_v9only_vis, movdf_insn_sp64_novis,
11911 movdf_insn_sp64_vis): Use it as MEM constraing with 'e' registers.
11912 * config/sparc/sparc.c (mem_min_alignment): Fix comment.
11914 2002-04-08 Andreas Jaeger <aj@suse.de>
11916 * stmt.c (expand_asm_operands): Revert last patch from Richard
11919 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11921 * doc/contrib.texi (Contributors): Add John David Anglin and Loren
11922 J. Rittle (the latter also to Testers). Update David O'Brien's entry.
11924 2002-04-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
11926 * doc/contrib.texi (Contributors): Add David O'Brien.
11928 2002-04-08 Alan Modra <amodra@bigpond.net.au>
11930 * configure.in (auto-build.h): Use target_alias and build_alias
11931 when running configure.
11932 (gcc_cv_as, gcc_cv_ld): Search install paths when build != host too.
11933 (gcc_cv_nm, gcc_cv_objdump): Set for build != host too.
11934 * configure: Regenerate.
11936 2002-04-07 David S. Miller <davem@redhat.com>
11938 * config.gcc (sparc64-*-linux*): Add t-crtfm to tmake_file.
11940 2002-04-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
11943 * pa.h (ASM_OUTPUT_MI_THUNK): Use indirect jump to target function when
11944 generating 32-bit pic code.
11946 2002-04-06 Jason Thorpe <thorpej@wasabisystems.com>
11948 * cppinit.c (cpp_create_reader): Initialize
11949 discard_comments_in_macro_exp.
11950 (COMMAND_LINE_OPTIONS): Add "-CC" option.
11951 (cpp_handle_option): Handle "-CC" option.
11952 * cpplex.c (save_comment): If saving a C++ comment in
11953 a directive, convert it to a C comment.
11954 (_cpp_lex_direct): Pass second comment start character to
11955 save_comment to indicate comment type.
11956 * cpplib.c (_cpp_handle_directive): If processing
11957 a "#define" directive and discard_comments_in_macro_exp
11958 is false, re-enable saving of comments.
11959 (lex_macro_node): If discard_comments_in_macro_exp is false,
11960 discard any comments before the macro identifier.
11961 * cpplib.h (struct cpp_options): Add discard_comments_in_macro_exp
11963 * cppmacro.c (cpp_get_token): If expanding a macro while
11964 processing a directive, discard any comments we might encounter.
11965 (parse_params): If discard_comments_in_macro_exp is false,
11966 ignore comments in the macro parameter list.
11967 * gcc.c (cpp_unique_options): Add "-CC" option.
11968 (option_map): Map "--comments-in-macros" to "-CC".
11969 * doc/cppopts.texi: Document "-CC" option.
11970 * f/lang-specs.h: Add "-CC" option.
11971 * testsuite/gcc.dg/cpp/maccom1.c: New test.
11972 * testsuite/gcc.dg/cpp/maccom2.c: New test.
11973 * testsuite/gcc.dg/cpp/maccom3.c: New test.
11974 * testsuite/gcc.dg/cpp/maccom4.c: New test.
11975 * testsuite/gcc.dg/cpp/maccom5.c: New test.
11976 * testsuite/gcc.dg/cpp/maccom6.c: New test.
11978 2002-04-06 John David Anglin <dave@hiauly1.hia.nrc.ca>
11981 * reorg.c (dbr_schedule): Don't reposition prologue and epilogue notes.
11983 2002-04-06 Mark Mitchell <mark@codesourcery.com>
11986 * stor-layout.c (layout_decl): Reset the RTL for the decl.
11989 * sibcall.c (optimize_sibling_and_tail_recursive_call): Clear
11990 RTX_UNCHANGING_P for the functions arguments when a tail call
11993 2002-04-06 Jason Merrill <jason@redhat.com>
11995 * toplev.c (flag_no_inline, flag_really_no_inline): Default to 2.
11996 (parse_options_and_default_flags): Set them appropriately.
11997 * c-common.c (c_common_post_options): Don't set flag_really_no_inline.
11999 2002-04-06 Hans-Peter Nilsson <hp@bitrange.com>
12001 * config/mmix/t-mmix (TARGET_LIBGCC2_CFLAGS): Don't -Dinhibit_libc
12004 * config/mmix/mmix.h (INITIAL_ELIMINATION_OFFSET): Remove spurious
12007 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Variable-size
12008 types come in by-reference. Fix typo in comment.
12010 2002-04-05 David S. Miller <davem@redhat.com>
12012 * config/sparc/freebsd.h (ENDFILE_SPEC): Add crtfastmath bits.
12013 * config.gcc (sparc64-wrs-vxworks, sparc-*-chorusos,
12014 sparc-*-rtems*, sparclite-*-elf* sparc86x-*-elf*, sparc64-*-elf*,
12015 {sparc64,ultrasparc}-*-freebsd*): Add sparc/t-crtfm to tmake_file.
12017 2002-04-05 David S. Miller <davem@redhat.com>
12019 * config/sparc/sparc.c (sparc_nonflat_function_epilogue): If we
12020 are not going to emit return instructions, emit at least a nop
12021 for the sake of sane backtraces.
12023 2002-04-05 Richard Henderson <rth@redhat.com>
12025 * doc/rtl.texi (Regs and Memory): Document (mem:BLK (scratch)).
12027 2002-04-05 Jakub Jeilnek <jakub@redhat.com>
12029 * mklibgcc.in: Use $tmpmapfile, not tmp-$@.
12031 2002-04-05 Alexandre Oliva <aoliva@redhat.com>
12033 * config/mips/mips.h (ISA_HAS_BRANCHLIKELY, ISA_HAS_CONDMOVE,
12034 ISA_HAS_FP4, ISA_HAS_MADD_MSUB, ISA_HAS_NMADD_NMSUB,
12035 ISA_HAS_CLZ_CLO, ISA_HAS_DCLZ_DCLO): Disable if TARGET_MIPS16.
12037 2002-04-05 Andreas Schwab <schwab@suse.de>
12039 * c-convert.c: Include c-common.h.
12040 * Makefile.in (c-convert.o): Updated.
12042 2002-04-05 Jakub Jelinek <jakub@redhat.com>
12044 * mklibgcc.in: Use separate libgcc.map for each multilib.
12045 * Makefile.in (distclean): Don't remove libgcc.map here.
12047 2002-04-05 Jakub Jelinek <jakub@redhat.com>
12049 * Makefile.in (s-mlib): Handle --disable-multilib by separate
12050 genmultilib invocation.
12052 2002-04-04 Richard Sandiford <rsandifo@redhat.com>
12054 * config/mips/mips.h (CUMULATIVE_ARGS): Rename fp_regs to num_fprs
12055 to avoid clash with Irix header file sys/ucontext.h. Rename gp_regs
12056 to num_gprs for symmetry.
12057 * config/mips/mips.c: Adjust accordingly.
12059 2002-04-04 Neil Booth <neil@daikokuya.demon.co.uk>
12061 * c-common.c (truthvalue_conversion): Rename, update.
12062 * c-common.h (c_common_truthvalue_conversion): New.
12063 * c-convert.c (convert): Update.
12064 * c-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
12065 * c-parse.in (expr_no_commas, if_prefix, select_or_iter_stmt): Update.
12066 * c-typeck.c (build_binary_op, build_unary_op,
12067 build_conditional_expr): Update.
12068 * fold-const.c (constant_boolean_node, fold): Use langhook.
12069 * langhooks-def.h (LANGHOOK_INITIALIZER): Update.
12070 * langhooks.h (struct lang_hooks): New hook.
12071 * stmt.c (expand_decl_cleanup): Use langhook.
12072 * tree.h (truthvalue_conversion): Remove.
12074 * objc-lang.c (LANG_HOOKS_TRUTHVALUE_CONVERSION): Redefine.
12076 2002-04-05 Alan Modra <amodra@bigpond.net.au>
12078 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Add crtsavres.o
12079 Add rules to make null object file.
12081 2002-04-04 Jim Blandy <jimb@redhat.com>
12083 * cppmacro.c (cpp_macro_definition): Do not emit spaces after
12084 macro formal parameter names.
12086 2002-04-04 David S. Miller <davem@redhat.com>
12088 * calls.c (store_one_arg): If ECF_SIBCALL, use tail_call_reg.
12090 2002-04-04 Richard Henderson <rth@redhat.com>
12093 * stmt.c (expand_asm_operands): Validate outputs vs asm_operand_ok.
12094 Support copies into and out of memory. Don't accept allows_reg
12095 and allows_mem as gospel.
12097 2002-04-04 Richard Henderson <rth@redhat.com>
12100 * alias.c (true_dependence): Force (mem:blk (scratch)) to conflict.
12101 (write_dependence_p): Likewise.
12103 2002-04-04 Richard Henderson <rth@redhat.com>
12105 * predict.c (estimate_bb_frequencies): Do frequency calculation
12106 with a volatile temporary.
12108 2002-04-04 Ulrich Weigand <uweigand@de.ibm.com>
12110 * config/s390/linux.h (LOCAL_LABEL_PREFIX): Define.
12112 2002-04-04 Jakub Jelinek <jakub@redhat.com>
12115 * final.c (final_start_function): Don't bump profile_label_no here...
12116 (final_end_function): ...but here.
12118 2002-04-04 Jakub Jelinek <jakub@redhat.com>
12120 * config/sparc/sparc.md (pic): New attribute.
12121 (do_builtin_setjmp_setup): Save %fp, %i7 and %l7 for TARGET_V9
12123 (split after do_builtin_setjmp_setup): New.
12125 2002-04-04 Jakub Jelinek <jakub@redhat.com>
12128 * config/sparc/sparc.h (MIN_UNITS_PER_WORD): Backout 2001-01-01
12131 2002-04-04 Jakub Jelinek <jakub@redhat.com>
12133 * config/sparc/sparc.c (sparc_va_arg): Adjust va_list by
12134 UNITS_PER_WORD for zero sized aggregates.
12136 2002-04-03 David S. Miller <davem@redhat.com>
12138 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): No need for a new
12139 one-character spec for this, just use %(link_gcc_c_sequence).
12141 2002-04-03 David S. Miller <davem@redhat.com>
12143 * config/sparc/crtfastmath.c (FPRS_NS): Delete bogus little-endian
12146 2002-04-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
12148 * pa-linux.h (INCOMING_RETURN_ADDR_RTX): Move.
12149 (DWARF_FRAME_RETURN_COLUMN): Move.
12150 (ASM_PREFERRED_EH_DATA_FORMAT): Define.
12151 (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Define.
12152 * pa.c (except.h, predict.h): Include.
12154 (store_reg_modify, set_reg_plus_d): Revise prototypes.
12155 (output_ascii): Add cast.
12156 (store_reg_modify): Revise to add frame notes.
12157 (set_reg_plus_d): Likewise.
12158 (compute_frame_size): Include space for eh data registers in frame if
12159 the current function calls eh_return.
12160 (hppa_expand_prologue): Ensure register %r2 is saved if the current
12161 function calls eh_return. Save eh data registers if the current
12162 function calls eh_return. Fix code to add frame notes. Emit
12163 blockage to prevent insns with frame notes being scheduled in the
12164 delay slot of calls.
12165 (hppa_expand_epilogue): Restore eh data registers and do final stack
12166 adjustment if the current function calls eh_return. Don't add frame
12168 (output_call): Revise for change in length of call insn. Don't do
12169 return pointer adjustment for an unconditional jump in the delay slot
12170 of a call when using frame notes.
12171 * pa.h (EH_RETURN_DATA_REGNO): Revise for TARGET_64BIT compatibility.
12172 (EH_RETURN_HANDLER_RTX): Use saved value on stack.
12173 (ARG_POINTER_CFA_OFFSET): Define.
12174 * pa.md (return_external_pic): New pattern.
12175 (prologue): Correct formatting. Use return_external_pic if current
12176 function calls eh_return.
12177 (call_internal_symref, call_value_internal_symref,
12178 sibcall_internal_symref, sibcall_value_internal_symref): Change default
12179 lengths of short, long non-pic, and long pic calls to 8, 68, and 84,
12181 (exception_receiver): Use hppa_pic_save_rtx () to restore pic register.
12183 * configure.in ("assembler dwarf2 debug_line support"): Add hppa*-*-* to
12184 list of targets to check using "nop" insn.
12185 * configure: Rebuilt.
12187 2002-04-04 Alan Modra <amodra@bigpond.net.au>
12189 * config/rs6000/t-linux64 (EXTRA_MULTILIB_PARTS): Define.
12191 2002-04-03 David S. Miller <davem@redhat.com>
12193 * gcc.c (LINK_GCC_C_SEQUENCE_SPEC): New spec to override the gcc/c
12194 library sequence passed to the linker.
12195 (LINK_COMMAND_SPEC): Use it.
12196 * doc/tm.texi: Document it, and mention from LINK_COMMAND_SPEC as
12197 a macro a target can use to avoid overriding LINK_COMMAND_SPEC.
12198 * config/sparc/sparc.h (LINK_GCC_C_SEQUENCE_SPEC): Define.
12200 2002-04-03 Jason Merrill <jason@redhat.com>
12202 * except.c (struct eh_status): Remove protect_list.
12203 (begin_protect_partials, end_protect_partials): Remove.
12204 (add_partial_entry): Remove.
12205 * except.h: Remove prototypes.
12207 * expr.c (expand_expr) [WITH_CLEANUP_EXPR, TARGET_EXPR]: Use
12208 expand_decl_cleanup_eh.
12211 * tree.h (CLEANUP_EH_ONLY): New macro.
12212 * stmt.c (expand_decl_cleanup_eh): New fn.
12213 (expand_cleanups): Check CLEANUP_EH_ONLY.
12214 * c-semantics.c (genrtl_decl_cleanup): Just take the CLEANUP_STMT.
12215 Use expand_decl_cleanup_eh.
12216 (expand_stmt): Adjust.
12217 * c-common.h: Adjust prototype.
12219 2002-04-04 Hans-Peter Nilsson <hp@axis.com>
12221 * config/cris/cris.c (cris_target_asm_function_prologue): Cast
12222 uses of PIC_OFFSET_TABLE_REGNUM to int to silence warnings.
12223 (cris_target_asm_function_epilogue): Ditto.
12224 (cris_initial_frame_pointer_offset): Ditto.
12225 (cris_simple_epilogue): Ditto.
12226 (cris_expand_builtin_va_arg): Variable-size types come in
12229 2002-04-03 David S. Miller <davem@redhat.com>
12231 * config/sparc/crtfastmath.c (FPRS_NS): Get it right for
12233 (set_fast_math): Correct 'fsr' type.
12235 2002-04-03 Richard Henderson <rth@redhat.com>
12238 * langhooks.h (lang_hooks.decls.warn_unused_global): New.
12239 * toplev.c (check_global_declarations): Use it.
12240 * langhooks-def.h (lhd_warn_unused_global_decl): Declare.
12241 (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
12242 (LANG_HOOKS_DECLS): Add it.
12243 * langhooks.c (lhd_warn_unused_global_decl): New.
12244 * c-decl.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
12245 * c-objc-common.c (c_warn_unused_global_decl): New.
12246 * c-tree.h (c_warn_unused_global_decl): Declare.
12247 * objc/objc-lang.c (LANG_HOOKS_WARN_UNUSED_GLOBAL_DECL): New.
12249 2002-04-03 Neil Booth <neil@daikokuya.demon.co.uk>
12251 * langhooks-def.h (lhd_set_decl_assembler_name,
12252 LANG_HOOKS_SET_DECL_ASSEMBLER_NAME): New.
12253 (LANG_HOOKS_INITIALIZER): Update.
12254 * langhooks.c (lhd_set_decl_assembler_name): New, from tree.c
12255 * langhooks.h (struct lang_hooks): New hook.
12256 * tree.c (set_decl_assembler_name): Move to langhooks.c.
12257 (lang_set_decl_assembler_name): Remove.
12258 (init_obstacks): Don't set hook.
12259 (decl_assembler_name): New function.
12260 * tree.h (DECL_ASSEMBLER_NAME): Turn into a function call.
12261 (decl_assembler_name): New.
12262 (lang_set_decl_assembler_name): Remove.
12264 2002-04-03 Jakub Jelinek <jakub@redhat.com>
12266 * configure.in (HAVE_SPARC_UA_PCREL_HIDDEN): Test whether %r_disp32()
12267 works properly with .hidden symbols.
12268 * configure: Rebuilt.
12269 * config.in: Rebuilt.
12270 * config/sparc/sparc.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
12271 DW_EH_PE_absptr for flag_pic && GLOBAL if %r_disp32() doesn't work
12272 properly with .hidden symbols.
12274 2002-04-03 Jakub Jelinek <jakub@redhat.com>
12277 * df.c (df_insn_refs_record): Use XEXP not SET_DEST to access
12280 2002-04-03 Richard Henderson <rth@redhat.com>
12283 * sched-rgn.c (sets_likely_spilled): New.
12284 (sets_likely_spilled_1): New.
12285 (add_branch_dependences): Use it.
12287 2002-04-02 Richard Henderson <rth@redhat.com>
12290 * loop.h (LOOP_FIRST_PASS): New.
12291 * loop.c (strength_reduce): Mind it when deciding to unroll.
12292 * toplev.c (rest_of_compilation): Set it.
12294 2002-04-02 David S. Miller <davem@redhat.com>
12296 * config/sparc/sparc.md (ldd peephole2s): Fix final arg to
12297 mems_ok_for_ldd_peep when the order of the loads being examined
12299 * config/sparc/sparc.c (mems_ok_for_ldd_peep): Expand upon
12300 existing comment to increase comprehension of this situation.
12302 2002-04-02 Zack Weinberg <zack@codesourcery.com>
12304 * config/sh/sh.md: Don't use union real_extract.
12306 2002-04-02 Richard Henderson <rth@redhat.com>
12308 * libgcc2.c (__bb_exit_func): Revert 03-31 change.
12310 2002-04-02 David O'Brien <obrien@FreeBSD.org>
12312 * config.gcc (i386-dg-dgux, i386-go32-msdos , i386-go32-rtems,
12313 i386-ibm-aix, i386-moss-msdos, i386-ncr-sysv4, i386-next-,
12314 i386-pc-msdosdjgpp, i386-sequent-bsd, i386-sequent-ptx1,
12315 i386-sequent-ptx2, i386-sequent-ptx4, i386-sun-sunos,
12316 i386-wrs-vxworks, i386-*-aout, i386-*-beoself, i386-*-bsd,
12317 i386-*-bsdi, i386-*-chorusos, i386-*-coff, i386-*-elf,
12318 i386-*-freebsd5, i386-*-freebsd-aout, i386-*-gnu, i386-*-interix,
12319 i386-*-interix3, i386-*-isc, i386-*-linux, i386-*-linuxaout,
12320 i386-*-linuxoldld, i386-*-lynxos, i386-*-mach, i386-*-mingw32,
12321 i386-*-netbsd, i386-*-netbsdelf, i386-*-netware, i386-*-openbsd,
12322 i386-*-osf1, i386-*-osfrose, i386-*-pe , i386-*-rtems,
12323 i386-*-rtemscoff, i386-*-sco3.2v5, i386-*-solaris2, i386-*-sysv,
12324 i386-*-sysv4, i386-*-sysv5, i386-*-udk, i386-*-uwin, i386-*-vsta,
12325 i386-*-win32, x86_64-*-freebsd5, x86_64-*-linux, x86_64-*-netbsd):
12326 Include as many configury headers via tm_file as possible. This
12327 includes among others i386/unix.h, i386/bsd.h, i386/gas.h.
12328 * config/openbsd-oldgas.h: New file.
12329 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/att.h,
12330 config/i386/bsd.h, config/i386/djgpp.h, config/i386/freebsd-aout.h,
12331 config/i386/gas.h, config/i386/gstabs.h, config/i386/i386-aout.h,
12332 config/i386/i386-coff.h, config/i386/i386-interix.h,
12333 config/i386/iscdbx.h, config/i386/linux-aout.h,
12334 config/i386/linux-oldld.h, config/i386/lynx-ng.h, config/i386/lynx.h,
12335 config/i386/mach.h, config/i386/netbsd.h, config/i386/next.h,
12336 config/i386/openbsd.h, config/i386/osfelf.h, config/i386/osfrose.h,
12337 config/i386/sco5.h, config/i386/seq-gas.h, config/i386/seq-sysv3.h,
12338 config/i386/seq2-sysv3.h, config/i386/sequent.h, config/i386/sun.h,
12339 config/i386/sun386.h, config/i386/svr3dbx.h, config/i386/svr3gas.h,
12340 config/i386/sysv3.h, config/i386/uwin.h, config/i386/vsta.h,
12341 config/i386/vxi386.h: Do not directly include configury headers.
12342 * config/i386/cygwin.h, config/i386/djgpp.h, config/i386/win32.h:
12343 Directly include configury headers that are no longer automatically
12344 included by the above headers.
12345 * config/i386/att.h, config/i386/bsd.h (TARGET_VERSION): Do not define.
12346 * config/i386/386bsd.h, config/i386/aix386ng.h, config/i386/cygwin.h,
12347 config/i386/djgpp.h, config/i386/i386-aout.h, config/i386/i386-coff.h,
12348 config/i386/lynx-ng.h, config/i386/lynx.h, config/i386/mach.h,
12349 config/i386/netbsd.h, config/i386/openbsd.h, config/i386/rtems.h,
12350 config/i386/seq-sysv3.h, config/i386/sequent.h, config/i386/svr3gas.h,
12351 config/i386/sysv3.h, config/i386/vsta.h, config/i386/vxi386.h
12352 (TARGET_VERSION): Define.
12353 * config/i386/beos-elf.h, config/i386/freebsd.h,
12354 config/i386/i386-interix.h, config/i386/i386elf.h, config/i386/linux.h,
12355 config/i386/linux64.h, config/i386/netbsd-elf.h, config/i386/netbsd64.h,
12356 config/i386/osfelf.h, config/i386/osfrose.h, config/i386/ptx4-i.h,
12357 config/i386/sco5.h, config/i386/sysv4.h
12358 (TARGET_VERSION): Do not need to protect.
12359 * config/i386/freebsd64.h (TARGET_VERSION): Fix style.
12360 * config/i386/386bsd.h, config/i386/cygwin.h, config/i386/djgpp.h,
12361 config/i386/freebsd-aout.h, config/i386/i386-aout.h,
12362 config/i386/i386-interix.h, config/i386/linux-aout.h,
12363 config/i386/linux-oldld.h, config/i386/mach.h, config/i386/netbsd.h,
12364 config/i386/openbsd.h, config/i386/vsta.h, config/i386/win32.h
12365 (YES_UNDERSCORES): Do not define - not needed.
12366 * config/i386/bsd.h, config/i386/gas.h (LPREFIX,
12367 ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
12368 USER_LABEL_PREFIX): Do not handle the "NO_UNDERSCORES" case.
12369 * config/i386/i386-coff.h, config/i386/lynx.h, config/i386/lynx-ng.h
12370 (LPREFIX, ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL,
12371 USER_LABEL_PREFIX): Define. (handles the "NO_UNDERSCORES" case)
12372 * config/i386/isc.h: Preserve comment from config/i386/isccoff.h.
12373 * config/i386/isccoff.h, config/i386/v3gas.h: Remove.
12375 2002-04-02 Eric Botcazou <ebotcazou@multimania.com>
12376 Richard Henderson <rth@redhat.com>
12379 * function.c (assign_temp): Accept either type or decl argument.
12380 Detect variables whose size is too large to fit into an integer.
12381 * stmt.c (expand_decl): Pass the decl, not the type.
12383 2002-04-02 David O'Brien <obrien@FreeBSD.org>
12385 * protoize.c: Match include directory usage with cppdefault.c.
12387 2002-04-03 Jeffrey A Law (law@redhat.com)
12388 Hans-Peter Nilsson <hp@bitrange.com>
12390 * combine.c (simplify_comparison): Avoid narrowing a comparison
12391 with a paradoxical subreg when doing so would drop signficant bits.
12393 2002-04-02 Steve Ellcey <sje@cup.hp.com>
12395 * builtins.c (expand_builtin_prefetch): Force op0 pointer to Pmode
12396 if POINTERS_EXTEND_UNSIGNED is defined.
12398 2002-04-02 Richard Henderson <rth@redhat.com>
12401 * local-alloc.c (contains_replace_regs): LO_SUM may contain
12404 2002-04-02 Richard Henderson <rth@redhat.com>
12406 * doc/standards.texi: Document required freestanding libc entry points.
12408 2002-04-02 Alan Modra <amodra@bigpond.net.au>
12410 * config/rs6000/rs6000.md (ctrdi*): Add FPR constraint and
12411 associated splitter. Remove MQ constraint.
12412 (ctrdi_internal4): Correct CCmode clobber.
12414 2002-04-02 John David Anglin <dave@hiauly1.hia.nrc.ca>
12416 * milli64.S ($$dyncall): New function.
12417 * t-linux (LIB1ASMFUNCS): Revise module list.
12418 (LIB1ASMSRC): Use pa/milli64.S.
12420 2002-04-02 Richard Henderson <rth@redhat.com>
12422 * fixinc/inclhack.def (AAB_solaris_sys_varargs_h): Move and
12423 rename solaris_sys_varargs_h.
12425 Tue Apr 2 06:47:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12427 * stor-layout.c (layout_type, case ARRAY_TYPE): Give one-element array
12428 the same mode as its component.
12430 2002-04-02 Richard Henderson <rth@redhat.com>
12433 * final.c (this_is_asm_operands): Export.
12434 * output.h (this_is_asm_operands): Declare.
12435 * config/i386/i386.c (print_operand): Error odd asm operands.
12437 2002-04-02 Richard Henderson <rth@redhat.com>
12440 * config/m68k/m68k.md (dbcc peepholes): Match four forms of dbra.
12442 2002-04-01 Richard Henderson <rth@redhat.com>
12445 * fixinc/inclhack.def (solaris_sys_varargs_h): New.
12446 * fixinc/fixincl.x: Rebuild.
12448 2002-04-01 Richard Henderson <rth@redhat.com>
12450 * config/ia64/unwind-ia64.c: Include ia64intrin.h.
12451 (atomic_alloc, atomic_free): New.
12452 (SIZE, MASK_FOR, PTR_IN): New.
12453 (emergency_reg_state, emergency_reg_state_free): New.
12454 (emergency_labeled_state, emergency_labeled_state_free): New.
12455 (reg_state_alloced, labeled_state_alloced): New.
12456 (alloc_reg_state, free_reg_state): New.
12457 (alloc_label_state, free_label_state, free_label_states): New.
12458 (push, pop, dup_state_stack, free_state_stack): Use them.
12459 (desc_label_state): Likewise.
12460 (uw_frame_state_for): Free label states and state stack.
12461 (uw_update_reg_address): Eliminate warnings.
12463 2002-04-01 Vladimir Makarov <vmakarov@redhat.com>
12465 * config/pa/pa-pro-end.h (ASM_OUTPUT_ALIGNED_COMMON,
12466 ASM_OUTPUT_ALIGNED_LOCAL): Redefine them.
12468 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
12470 * c-decl.c (grokdeclarator): Update.
12471 * c-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
12472 * c-tree.h (c_mark_addressable): New.
12473 * c-typeck.c (default_function_array_conversion, build_unary_op,
12474 build_array_ref, convert_for_assignment): Update.
12475 (mark_addressable): Rename.
12476 * calls.c (try_to_integrate, expand_call): Use langhook.
12477 * expr.c (expand_expr): Use langhook.
12478 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Update.
12479 * langhooks.h (struct lang_hooks): New hook.
12480 * stmt.c (expand_asm_operands): Use langhook.
12481 * tree.h (mark_addressable): Remove.
12483 * objc-lang.c (LANG_HOOKS_MARK_ADDRESSABLE): Redefine.
12485 2002-04-01 Bob Wilson <bob.wilson@acm.org>
12487 * config/xtensa/xtensa.c (xtensa_va_arg): Fix compiler warning
12488 in previous change.
12490 2002-04-01 Bob Wilson <bob.wilson@acm.org>
12492 * config/xtensa/xtensa.c (xtensa_va_arg): Fix to handle arguments
12493 for which MUST_PASS_IN_STACK is true (e.g., variable-sized types).
12495 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
12497 * c-common.c (unsigned_conversion_warning, convert_and_check,
12498 unsigned_type, signed_type, shorten_compare,
12499 c_common_get_alias_set, c_common_nodes_and_builtins): Use new hooks.
12500 (unsigned_type, signed_type, signed_or_unsigned_type): Rename.
12501 * c-common.h (unsigned_type, signed_type, signed_or_unsigned_type):
12503 * c-decl.c (grokdeclarator): Update.
12504 * c-format.c (check_format_types): Update.
12505 * c-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
12506 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
12507 * c-typeck.c (build_binary_op, convert_for_assignment): Update.
12508 * convert.c (convert_to_integer): Use new hooks.
12509 * expmed.c (make_tree): Use new hooks.
12510 * expr.c (store_expr): Use new hooks.
12511 * fold-const.c (operand_equal_for_comparison_p, build_range_check,
12512 all_ones_mask_p, unextend, fold): Use new hooks.
12513 * langhooks.h (struct lang_hooks_for_types): New hooks.
12514 * tree.h (signed_or_unsigned_type, signed_type,
12515 unsigned_type): Remove.
12517 * objc-lang.c (LANG_HOOKS_SIGNED_TYPE, LANG_HOOKS_UNSIGNED_TYPE,
12518 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): New.
12520 2002-03-31 Richard Henderson <rth@redhat.com>
12522 * config/ia64/unwind-ia64.c (alloc_spill_area): Fix offset.
12523 (desc_frgr_mem): Fix reference to f16-f31.
12525 2002-03-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12527 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12528 RTVEC_ELT): Const-ify.
12529 * varray.h (VARRAY_CHECK): Const-ify.
12530 * ggc.h (ggc_mark_rtx, ggc_mark_tree, ggc_mark_nonnull_tree,
12531 ggc_mark_rtvec, ggc_mark): Const-ify.
12533 2002-04-01 Neil Booth <neil@daikokuya.demon.co.uk>
12535 * diagnostic.c: Include langhooks-def.h.
12536 * Makefile.in (diagnostic.o): Update.
12538 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
12540 * c-common.c (c_unsafe_for_reeval): Rename.
12541 * c-common.h (c_unsafe_for_reeval): Rename.
12542 * c-decl.c (finish_incomplete_decl): Rename.
12543 (c_init_decl_processing): Don't set langhook.
12544 * c-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
12545 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
12546 * c-objc-common.c (c_objc_common_init): Don't set langhook.
12547 * c-tree.h (finish_incomplete_decl): Rename.
12548 * langhooks-def.h (lhd_unsafe_for_reeval): New.
12549 (LANG_HOOKS_FINISH_INCOMPLETE_DECL, LANG_HOOKS_UNSAFE_FOR_REEVAL): New.
12550 (LANG_HOOKS_INITIALIZER): Update.
12551 * langhooks.c (lhd_unsafe_For_reeval): New.
12552 * langhooks.h (struct langhooks): New hooks.
12553 * toplev.c (incomplete_decl_finalize_hook): Remove.
12554 (wrapup_global_declarations): Update.
12555 * tree.c (lang_unsafe_for_reeval): Remove.
12556 (unsafe_for_reeval): Update.
12557 * tree.h (lang_unsafe_for_reeval, incomplete_decl_finalize_hook):
12560 * objc-lang.c (LANG_HOOKS_FINISH_INCOMPLETE_DECL,
12561 LANG_HOOKS_UNSAFE_FOR_REEVAL): Redefine.
12563 2002-03-31 Neil Booth <neil@daikokuya.demon.co.uk>
12565 * diagnostic.c (print_error_function): Remove.
12566 (default_print_error_function): Rename.
12567 (report_error_function): Update.
12568 * diagnostic.h (print_error_function): Remove.
12569 (default_print_error_function): Remove.
12570 * langhooks-def.h (struct diagnostic_context): Predeclare.
12571 (lhd_print_error_function, LANG_HOOKS_PRINT_ERROR_FUNCTION): New.
12572 (LANG_HOOKS_INITIALIZER): Update.
12573 * langhooks.h (struct diagnostic context): Predeclare.
12574 (struct lang_hooks): New hook.
12576 2002-03-31 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12578 * config/rs6000/rs6000.h (RS6000_PIC_OFFSET_TABLE_REGNUM): New.
12579 (PIC_OFFSET_TABLE_REGNUM): Use it and return INVALID_REGNUM if
12581 (CONDITIONAL_REGISTER_USAGE): Adjust accordingly.
12582 * config/rs6000/rs6000.h: Use RS6000_PIC_OFFSET_TABLE_REGNUM instead
12583 of PIC_OFFSET_TABLE_REGNUM thruout.
12584 * config/rs6000/rs6000.md: Likewise.
12585 * config/rs6000/darwin.h: Likewise.
12587 Sun Mar 31 14:43:24 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
12589 * emit-rtl.c (adjust_address_1, offset_address): Cast value to
12590 unsigned HOST_WIDE_INT, not unsigned int.
12592 2002-03-31 Jakub Jelinek <jakub@redhat.com>
12594 PR middle-end/6096, middle-end/6098, middle-end/6099
12595 * reorg.c (emit_delay_sequence): Only increment LABEL_NUSES for
12597 (fill_slots_from_thread): Likewise.
12599 2002-03-31 Jakub Jelinek <jakub@redhat.com>
12601 * config/sparc/sparc.c (function_arg_record_value_1): Pass complex
12602 floating fields in float regs.
12603 (function_arg_record_value_2): Likewise.
12605 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
12607 * config/mmix/mmix.md (define_constants): Remove misleading
12608 FIXME. Add MMIX_fp_rO_OFFSET.
12609 ("nonlocal_goto_receiver"): Don't have stack-frame address of
12610 saved rO as part of the pattern. Remove FIXME.
12611 ("*nonlocal_goto_receiver_expanded"): Similar. Generate address
12612 here, at output-time.
12614 2002-03-31 Jakub Jelinek <jakub@redhat.com>
12617 * config/sparc/sparc.c (output_cbranch): Use REG_BR_PROB, not
12619 (output_v9branch): Likewise.
12621 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
12623 * gcc.c: Revert previous patch for now.
12624 * config/i386/djgpp.h: Likewise.
12626 2002-03-31 Hans-Peter Nilsson <hp@bitrange.com>
12628 * config/mmix/crti.asm (_init): Register _fini with atexit.
12629 * config/mmix/crtn.asm (_fini): Add omitted "POP 0,0".
12631 2002-03-31 Richard Henderson <rth@redhat.com>
12634 * config/alpha/elf.h (ASM_OUTPUT_DEF): Tidy.
12635 (ASM_OUTPUT_DEF_FROM_DECLS): New.
12637 2002-03-31 Richard Henderson <rth@redhat.com>
12639 * libgcc2.c (__bb_exit_func): Make static.
12641 * config/alpha/alpha.md (trap): New.
12643 2002-03-31 Richard Henderson <rth@redhat.com>
12645 * builtins.c (expand_builtin_va_arg): Give warnings not errors for
12646 promoted argument types; build trap.
12647 (expand_builtin_trap): New.
12648 (expand_builtin): Use it.
12649 * stmt.c (expand_nl_goto_receivers): Likewise.
12650 * expr.h (expand_builtin_trap): Declare.
12651 * libfuncs.h (LTI_abort, abort_libfunc): New.
12652 * optabs.c (init_optabs): Init abort_libfunc.
12654 2002-03-31 Alexandre Oliva <aoliva@redhat.com>
12656 * gcc.c (LIBGCC_SPEC): Folded %L and duplicate %G here...
12657 (LINK_COMMAND_SPEC): ... from here.
12658 (init_gcc_specs): Duplicate it here too, omitting
12659 shared_name in the second copy.
12660 (init_spec): Test for duplicate
12661 * config/i386/djgpp.h (LINK_COMMAND_SPEC): Remove `%L %G'.
12663 2002-03-30 David S. Miller <davem@redhat.com>
12665 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
12666 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Likewise.
12668 2002-03-30 Roger Sayle <roger@eyesopen.com>
12669 Richard Henderson <rth@redhat.com>
12671 * regmove.c (combine_stack_adjustments_for_block): Avoid
12672 emitting a stack adjustment of zero bytes. Let delete_insn
12675 2002-03-30 Richard Henderson <rth@redhat.com>
12677 * config/sparc/sparc.c: Remove all references to TARGET_EPILOGUE.
12678 (sparc_emitting_epilogue): New.
12679 (leaf_label, output_return, sparc_return_peephole_ok): Remove.
12680 * config/sparc/sparc-protos.h: Update.
12681 * config/sparc/sparc.h (MASK_EPILOGUE, TARGET_EPILOGUE): Remove.
12682 (TARGET_SWITCHES): Update.
12683 * config/sparc/sparc.md (return): Remove.
12684 (return_*): Use sparc_emitting_epilogue, not !TARGET_EPILOGUE.
12685 * config/sparc/freebsd.h, config/sparc/linux64.h, config/sparc/lite.h,
12686 config/sparc/liteelf.h, config/sparc/netbsd-elf.h,
12687 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
12688 config/sparc/sp64-aout.h, config/sparc/sp64-elf.h,
12689 config/sparc/sp86x-aout.h, config/sparc/sp86x-elf.h,
12690 config/sparc/splet.h, config/sparc/vxsparc64.h (TARGET_DEFAULT):
12691 Remove MASK_EPILOGUE.
12692 * doc/invoke.texi: Update.
12694 2002-03-30 Daniel Berlin <dan@dberlin.org>
12696 * dwarf2out.c (dwarf2out_define): Remove start_source_file call,
12697 CPP will start the file for us.
12699 2002-03-30 Richard Henderson <rth@redhat.com>
12702 * config/ia64/ia64.c (group_barrier_needed_p): Special case
12703 prologue_allocate_stack.
12704 (ia64_single_set): Use insn codes for recognition of special
12705 cases, not rtl matching.
12706 * config/ia64/ia64.md (prologue_allocate_stack): Op 3 is in-out.
12708 Sat Mar 30 23:48:41 CET 2002 Jan Hubicka <jh@suse.cz>
12710 * cfgbuild.c (find_basic_blocks_1): Clear aux for blocks.
12712 2002-03-30 Richard Henderson <rth@redhat.com>
12715 * config/sparc/sparc.h (OVERRIDE_OPTIONS): Don't override -fpic
12716 or -fomit-frame-pointer with profiling.
12717 (SUBTARGET_OVERRIDE_OPTIONS): Remove.
12718 (FUNCTION_PROFILER): Do nothing.
12719 (PROFILE_HOOK): New.
12720 * config/sparc/sparc.c (sparc_override_options): Don't check
12721 code models for profiling.
12722 (sparc_function_profiler): Remove.
12723 (sparc_profile_hook): New.
12724 * config/sparc/sparc-protos.h: Update.
12726 2002-03-30 Jakub Jelinek <jakub@redhat.com>
12728 PR optimization/6086
12729 * combine.c (combine_simplify_rtx): If simplify_rtx failed because
12730 of SUBREG of volatile MEM or because the MEM was mode dependent,
12731 return CLOBBER instead of unmodified SUBREG.
12733 Sat Mar 30 14:08:55 CET 2002 Jan Hubicka <jh@suse.cz>
12735 * local-alloc.c (local_alloc): Avoid call of update_equiv_regs
12736 when not optimizing.
12738 * toplev.c (rest_of_compilation): Cann mark_constant_function
12739 only when optimizing.
12741 * flow.c (calculate_global_regs_live): Ensure that all AUX fields
12744 * cfgcleanup.c (bb_flags): Add BB_NONTHREADABLE_BLOCK.
12745 (thread_jump): Set BB_NONTHREADABLE_BLOCK, check it.
12746 (try_optimize_cfg): clear all AUX fields.
12748 * i386.c (aligned_operand): Be prepared for SUBREGed registers.
12749 (ix86_decompose_address): Use REG_P instead of GET_CODE (...) == REG.
12750 (ix86_address_cost): Be prepared for SUBREGed registers.
12751 (legitimate_address_p): Accept SUBREGed registers.
12753 2002-03-29 Richard Henderson <rth@redhat.com>
12756 * expr.c (expand_expr): Pass along EXPAND_INITIALIZER one more place.
12758 2002-03-29 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
12760 * config/rs6000/rs6000.c (rs6000_va_arg): Correctly set register count
12761 for aggregate and TFmode types.
12763 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
12765 * cfg.c (dump_flow_info): Guard against NULL regno_reg_rtx[i].
12767 2002-03-29 Richard Henderson <rth@redhat.com>
12770 * config/ia64/aix.h (CPP_PREDEFINES): Add -D_LP64.
12771 * config/ia64/hpux.h, config/ia64/linux.h: Likewise.
12773 2002-03-29 Richard Henderson <rth@redhat.com>
12776 * config/i386/i386.c (x86_arch_always_fancy_math_387): New.
12777 (override_options): Disable NO_FANCY_MATH_387 if the arch allows.
12778 * config/i386/i386.h (x86_arch_always_fancy_math_387): New.
12779 * config/i386/i386.md (sqrtxf2, sqrtextendsfxf2, sinxf2): Fix
12781 * docs/invoke.texi: Update -mno-fancy-math-387 docs.
12783 2002-03-29 Dale Johannesen <dalej@apple.com>
12785 * loop.c (combine_movables): Do allow combination of pseudos.
12787 2002-03-29 Loren J. Rittle <ljrittle@acm.org>
12789 * config.gcc (*-*-freebsd*): Enable creation of libgcc_s.so.
12790 * config/t-slibgcc-elf-ver (SHLIB_LC): Add macro and use it.
12791 No functional change except ...
12792 * config/t-slibgcc-nolc-override (SHLIB_LC): Override it. New file.
12793 * doc/install.texi (*-*-freebsd*): Document port configuration.
12795 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
12797 * Makefile.in (convert.o, calls.o, expmed.o): Update.
12798 * attribs.c (handle_mode_attribute, handle_vector_size_attribute):
12800 * builtin-types.def (BT_PTRMODE): Update.
12801 * c-common.c (type_for_size): Rename c_common_type_for_size.
12802 (type_for_mode): Similarly.
12803 (shorten_compare, pointer_int_sum, c_common_nodes_and_builtins):
12805 * c-bommon.h (c_common_type_for_size, c_common_type_for_mode): New.
12806 * c-decl.c (finish_enum, build_enumerator): Use new hooks.
12807 * c-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIZE):
12809 * c-typeck.c (common_type, comptypes, default_conversion):
12811 * calls.c: Include langhooks.h.
12812 (emit_library_call_value_1): Use new hooks. Avoid redundant
12814 * convert.c: Include langhooks.h
12815 (convert_to_pointer, convert_to_integer): Use new hooks.
12816 * except.c (init_eh): Similarly.
12817 * expmed.c: Include langhooks.h.
12818 (expand_mult_add): Use new hooks.
12819 * expr.c (store_expr, store_constructor, expand_expr, do_jump,
12820 try_casesi): Similarly.
12821 * fold-const.c (optimize_bit_field_compare, make_range,
12822 decode_field_reference, fold_truthop, fold): Similarly.
12823 * function.c (assign_stack_local_1, assign_stack_temp_for_type,
12824 put_var_into_stack): Similarly.
12825 * langhooks-def.h (LANG_HOOKS_TYPE_FOR_MODE,
12826 LANG_HOOKS_TYPE_FOR_SIZE): New.
12827 (LANG_HOOKS_TYPES_INITIALIZER): Update.
12828 * langhooks.h (lang_hooks_for_types): New hooks.
12829 * stmt.c (expand_decl_cleanup, emit_case_nodes): Use new hooks.
12830 * tree.c (get_unwidened, get_narrower): Similarly.
12831 * tree.h (type_for_mode, type_for_size): Remove.
12832 * varasm.c (force_const_mem): Use new hooks.
12833 * utils2.c (nonbinary_modular_operation): Update.
12835 * objc-act.c (handle_impent): Update.
12836 * objc-lang.c (LANG_HOOKS_TYPE_FOR_MODE, LANG_HOOKS_TYPE_FOR_SIaZE):
12839 2002-03-29 Steve Ellcey <sje@cup.hp.com>
12841 * config/ia64/ia64.md (*ptr_extend_plus_1, *ptr_extend_plus_2): New.
12842 * config/ia64/ia64.c (basereg_operand): New.
12843 * config/ia64/ia64-protos.h (basereg_operand): Declare.
12844 * config/ia64/ia64.h (PREDICATE_CODES): Add basereg_operand.
12846 2002-03-29 Hans-Peter Nilsson <hp@bitrange.com>
12848 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Correct
12849 unwind information when frame_pointer_needed.
12850 (mmix_assemble_integer): Tweak wording in comment.
12852 2002-03-29 Neil Booth <neil@daikokuya.demon.co.uk>
12854 * Makefile.in (except.o): Update.
12855 * except.c: Include langhooks.h.
12856 (init_eh): Use langhook.
12857 * langhooks-def.h (LANG_HOOKS_MAKE_TYPE,
12858 LANG_HOOKS_FOR_TYPES_INITIALIZER): New.
12859 (LANG_HOOKS_INITIALIZER): Update.
12860 * langhooks.h (lang_hooks_for_types): New.
12861 (struct lang_hooks): Add it.
12862 * tree.c (make_lang_type_fn, make_lang_type): Remove.
12863 * tree.h (make_lang_type_fn, make_lang_type): Remove.
12865 * alpha/alpha.c: Include langhooks.h.
12866 (alpha_build_va_list): Use langhook.
12867 * d30v/d30v.c: Include langhooks.h.
12868 (d30v_build_va_list): Use langhook.
12869 * i386/i386.c: Include langhooks.h.
12870 (ix86_build_va_list): Use langhook.
12871 * rs6000/rs6000.c (rs6000_build_va_list): Use langhook.
12872 * s390/s390.c: Include langhooks.h.
12873 (s390_build_va_list): Use langhook.
12874 * stormy16/stormy16.c: Include langhooks.h.
12875 (stormy16_build_va_list): Use langhook.
12877 2002-03-29 Jakub Jelinek <jakub@redhat.com>
12880 * config/sparc/sparc.md (empty_delay_slot, branch_type): New
12882 (length): Compute variable length for branches/calls/jumps here.
12883 (branch, inverted_branch, normal_fp_branch, inverted_fp_branch,
12884 normal_fpe_branch, inverted_fpe_branch): Remove length attribute,
12885 define branch_type attribute.
12886 (divsi3_sp32): Maximum length is 6 not 7.
12887 (call_address_struct_value_sp32, call_symbolic_struct_value_sp32,
12888 call_address_untyped_struct_value_sp32,
12889 call_symbolic_untyped_struct_value_sp32): Set length to 3 not 2.
12890 * config/sparc/sparc.c (empty_delay_slot): New function.
12891 * config/sparc/sparc.h (ADJUST_INSN_LENGTH): Remove.
12892 * config/sparc/sparc-protos.h (empty_delay_slot): Add prototype.
12894 2002-03-29 Jakub Jelinek <jakub@redhat.com>
12896 * combine.c (set_nonzero_bits_and_sign_copies): Don't call
12897 nonzero_bits if not needed.
12898 (nonzero_bits) [XOR]: Likewise.
12899 (nonzero_bits) [REG]: Use reg_last_set_nonzero_bits even if
12900 reg_last_set_mode and mode are both MODE_INT, but not equal.
12901 (record_value_for_reg): Compute reg_last_set_nonzero_bits
12902 in nonzero_bits_mode for MODE_INT modes.
12904 2002-03-28 Richard Henderson <rth@redhat.com>
12907 * config/alpha/osf.h (ASM_SPEC): Don't pass any special options
12908 to GAS. Correct drift between alternatives.
12910 2002-03-28 Richard Henderson <rth@redhat.com>
12913 * reload1.c (fixup_abnormal_edges): Move insn to edge via sequence.
12915 2002-03-28 Alexandre Oliva <aoliva@redhat.com>
12917 * config/i386/freebsd.h (LINK_SPEC): Don't pass default
12918 emulation to the linker.
12920 2002-03-28 Loren J. Rittle <ljrittle@acm.org>
12922 * config/alpha/freebsd.h (LINK_SPEC): Likewise.
12923 * config/sparc/freebsd.h (LINK_SPEC): Likewise.
12925 Thu Mar 28 16:35:31 2002 Jeffrey A Law (law@redhat.com)
12927 * combine.c (simplify_and_const_int): Make sure to apply mask
12928 when force_to_mode returns a constant integer. PR3311.
12930 2002-03-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
12932 * pa-linux.h (LOCAL_LABEL_PREFIX): Define.
12934 2002-03-28 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
12936 * doc/invoke.texi (Warning Options): Refer to C++ Dialect Options
12937 and Objective-C Dialect Options.
12939 2002-03-28 Richard Henderson <rth@redhat.com>
12941 * config/alpha/alpha.c (alpha_emit_conditional_branch): TFmode NE
12942 comparison should be done vs !=0 not >0 return code. Tidy cases.
12944 2002-03-28 Richard Henderson <rth@redhat.com>
12946 * c-decl.c (finish_function): New arg can_defer_p. Pass it
12947 on to c_expand_body.
12948 * c-tree.h (finish_function): Update decl.
12949 * c-objc-common.c, c-parse.in, objc/objc-act.c: Update calls.
12951 Thu Mar 28 19:13:36 CET 2002 Jan Hubicka <jh@suse.cz>
12953 * ifcvt.c (if_convert): Clear aux_for_blocks early enought.
12955 Thu Mar 28 13:21:53 CET 2002 Jan Hubicka <jh@suse.cz>
12957 * rtlanal.c: Include flags.h
12958 (may_trap_p): Do not mark FP operations if trapping
12959 if !flag_trapping_math
12960 * Makefile.in (rtlanal.o): Add dependency on flag.h
12961 * ifcvt.c (noce_operand_ok): Avoid the lameness.
12963 2002-03-27 Zack Weinberg <zack@codesourcery.com>
12965 * mips.md: Use dconst1, not 1.0, as first argument of
12966 REAL_VALUE_LDEXP. Don't use union real_extract.
12968 2002-03-28 Alan Modra <amodra@bigpond.net.au>
12970 * configure.in (gcc_cv_as): Use $target_alias in directory searchs
12971 rather than $target. Heed program_prefix and
12972 program_transform_name. Search for gas in cross-compiler case too.
12973 "test -x" rather than "test -f".
12974 (gcc_cv_ld): Likewise.
12975 (gcc_cv_nm): Heed program_prefix and program_transform_name.
12976 (gcc_cv_objdump): Likewise.
12977 * configure: Regenerate.
12979 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
12981 * Makefile.in (attribs.o): Update.
12982 * attribs.c: Include langhooks.h.
12983 (decl_attributes): Use langhook.
12984 * c-decl.c (insert_default_attributes): Rename.
12985 * c-tree.h (c_insert_default_attributes): New.
12986 * langhooks-def.h (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES):New.
12987 (LANG_HOOKS_INITIALIZER): Update.
12988 * langhooks.h (struct lang_hooks): New hook.
12989 * tree.h (insert_default_attributes): Remove.
12991 * objc-lang.c (LANG_HOOKS_INSERT_DEFAULT_ATTRIBUTES): Redefine.
12993 2002-03-27 Andreas Schwab <schwab@suse.de>
12995 * config/i386/i386.c (classify_argument): Also check for
12998 2002-03-27 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13000 * doc/install.texi (alpha*-dec-osf*): Don't need --enable-libgcj
13003 Wed Mar 27 23:19:30 CET 2002 Jan Hubicka <jh@suse.cz>
13005 * i960.md (ret): Set PC.
13006 (nonlocal_goto): Fix expander.
13007 * builtins.c (epxand_builin_longjmp): Check that we've emitted
13010 Wed Mar 27 23:11:35 CET 2002 Jan Hubicka <jh@suse.cz>
13012 * optabs.c (emit_no_conflict_block, emit_libcall_block): Avoid nesting
13013 of libcall regions.
13015 Wed Mar 27 22:54:14 CET 2002 Zdenek Dvorak <rakdver@atrey.karlin.mff.cuni.cz>
13017 * cfgrtl.c (merge_blocks_nomove): Use set_block_for_insn instead of
13018 assigning to BLOCK_FOR_INSN directly.
13020 Wed Mar 27 22:33:05 CET 2002 Jan Hubicka <jh@suse.cz>
13022 * i386.c (ix86_output_addr_diff_elt): Remove binutils bug workaround.
13024 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
13026 * c-common.c (c_expand_expr): Fix prototype.
13027 * c-common.h (c_expand_expr): Always declare, update.
13028 * c-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
13029 * c-objc-common.c (c_objc_common_init): No global hook.
13030 * expr.c (expand_expr): Use langhook.
13031 * expr.h (enum expand_modifier): Conditionally declare.
13032 * langhooks-def.h (lhd_expand_expr, LANG_HOOKS_EXPAND_EXPR): New.
13033 (LANG_HOOKS_INITIALIZER): Update.
13034 * langhooks.c (lhd_expand_expr): New.
13035 * langhooks.h (struct lang_hooks): New hook.
13036 * toplev.c (lang_expand_expr_t, lang_expand_expr): Delete.
13037 (lang_independent_init): Don't default hook.
13039 * objc-lang.c (LANG_HOOKS_EXPAND_EXPR): Redefine.
13041 2002-03-27 Richard Henderson <rth@redhat.com>
13044 * config/ia64/ia64.c (ia64_expand_call): Use pic patterns for
13045 TARGET_CONST_GP. Simplify conditions.
13047 2002-03-27 Richard Henderson <rth@redhat.com>
13049 * config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
13050 config/sparc/netbsd-elf.h, config/sparc/pbd.h, config/sparc/sol2.h,
13051 config/sparc/vxsim.h (LOCAL_LABEL_PREFIX): Define.
13053 2002-03-27 Danny Smith <dannysmith@users.sourceforge.net>
13055 * config/i386/cygwin.h (TARGET_DLL, TARGET_WIN32,
13056 TARGET_CYGWIN, TARGET_WINDOWS): Remove unused switches.
13057 (MASK_DLL, MASK_WIN32, MASK_CYGWIN, MASK_WINDOWS):
13058 Remove unnecessary masks.
13059 (MASK_NOP_FUN_DLLIMPORT): Use an unused an bit.
13060 (SUBTARGET_SWITCHES): Use empty masks for -mwin32, -mcygwin,
13061 -mwindows, -mdll switches and their negations.
13063 2002-03-27 Neil Booth <neil@daikokuya.demon.co.uk>
13065 * gcc-common.c (lang_mark_false_label_stack): Remove.
13066 * ggc.h (lang_mark_false_label_stack): Similarly.
13068 2002-03-26 Vladimir Makarov <vmakarov@redhat.com>
13070 * pa/pa-pro-end.h (CPP_PREDEFINES): Add -D__pro__.
13072 * pa/lib2funcs.asm: Don't use .SPACE and .SUBSPACE if __pro__
13073 or __rtems_ is defined.
13075 2002-03-26 Richard Henderson <rth@redhat.com>
13077 * config/alpha/alpha.c (alpha_emit_set_const): Add a REG_EQUAL note
13078 if a non-trivial load was emitted.
13079 (alpha_emit_set_const_1): Remove obsolete extension. Fix thinko
13080 in high+extra+low case.
13082 2002-03-26 Richard Henderson <rth@redhat.com>
13084 * config.gcc (sparc*-solaris): Use float_format=sparc.
13086 2002-03-26 Richard Henderson <rth@redhat.com>
13088 * config/sparc/sparc.h (MAX_WCHAR_TYPE_SIZE): Don't define.
13089 * config/sparc/linux-aout.h (MAX_WCHAR_TYPE_SIZE): Don't undef.
13090 * config/sparc/linux.h, config/sparc/linux64.h: Likewise.
13091 * config/sparc/sol2.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Redefine.
13092 (WINT_TYPE_SIZE): Fix at 32.
13094 2002-03-26 Richard Henderson <rth@redhat.com>
13096 * toplev.c (rest_of_compilation): Delay emit_initial_value_sets
13097 until after eh landing pad generation.
13098 * config/alpha/alpha.c (alpha_gp_save_rtx): Use gen_mem_addressof.
13099 * config/alpha/alpha.md (exception_receiver_2): Only accept MEMs.
13101 2002-03-26 Richard Henderson <rth@redhat.com>
13103 * expr.h (ADD_PARM_SIZE): One more convert for INC.
13105 2002-03-26 Phil Edwards <pme@gcc.gnu.org>
13107 * gcc.c (cpp_options): Preserve relative ordering of -pedantic
13108 and warning switches.
13109 (cc1_options): Likewise.
13111 2002-03-26 Hans Boehm <Hans_Boehm@hp.com>
13113 * config/ia64/linux.h (MD_FALLBACK_FRAME_STATE_FOR):
13114 Restore more of the signal context. Set no_reg_stack_frame.
13115 * config/ia64/unwind-ia64.c (unw_state_record):
13116 Add no_reg_stack_frame, comments.
13117 (uw_frame_state_for): Initialize when field to UNW_WHEN_NEVER.
13118 (uw_update_context): Adjust bsp when unwinding from leaf,
13119 but not signal frame.
13121 2002-03-26 David Edelsohn <edelsohn@gnu.org>
13123 * config/rs6000/aix51.h (WCHAR_TYPE): Define.
13125 2002-03-26 Bob Wilson <bob.wilson@acm.org>
13127 * config/xtensa/xtensa.c (xtensa_va_arg): Handle variable-sized types.
13129 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
13132 * arm.md (define_asm_attributes): Reapply patch of Thu Sep 9, 1999:
13133 "Add a pool_range attribute", which was lost during the ARM/Thumb
13136 2002-03-26 Bob Wilson <bob.wilson@acm.org>
13138 * config/xtensa/xtensa.c (xtensa_valid_move): Allow move from
13139 a register into the MAC16 accumulator.
13141 2002-03-26 Andrew Cagney <ac131313@redhat.com>
13143 * doc/invoke.texi (Option Summary): Mention -Wswitch-enum.
13144 (Warning Options): Document -Wswitch-enum.
13145 * toplev.c (W_options): Add -Wswitch-enum. Update comment on
13147 (warn_switch_enum): Define variables.
13148 * flags.h (warn_switch_enum): Declare variables.
13149 * stmt.c (expand_end_case_type): When warn_switch_enum /
13150 -Wswitch-enum, perform switch checks.
13153 2002-03-26 Richard Earnshaw <rearnsha@arm.com>
13155 * arm.md (reload_mulsi3, reload_mulsi_compare0, reload_muladdsi)
13156 (reload_mulsi_compare0_scratch, reload_muladdsi_compare0)
13157 (reload_muladdsi_compare0_scratch): Delete.
13159 2002-03-26 Loren J. Rittle <ljrittle@acm.org>
13161 * doc/install.texi (*-*-freebsd*): Update.
13163 2002-03-26 Richard Henderson <rth@redhat.com>
13165 * expr.h (ADD_PARM_SIZE): Cast INC to ssizetype.
13166 (SUB_PARM_SIZE): Cast DEC to ssizetype.
13168 * config/alpha/alpha.c (alpha_va_arg): Read MUST_PASS_IN_STACK
13169 types from the normal argument frame.
13171 * config/sparc/sparc.c (function_arg_pass_by_reference): Pass
13172 variable sized objects by reference.
13173 (sparc_va_arg): Receive them by reference too.
13175 2002-03-26 Hartmut Penner <hpenner@de.ibm.com>
13177 * config/s390/s390.c (s390_emit_epilogue): Change epilogue
13178 code to not restoring global registers.
13180 2002-03-26 Neil Booth <neil@daikokuya.demon.co.uk>
13182 * Makefile.in (ggc-common.o): Update.
13183 * c-decl.c (lang_mark_tree): Rename c_mark_tree.
13184 * c-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
13185 * c-tree.h (c_mark_tree): New.
13186 * ggc-common.c: Include langhooks.h.
13187 (gcc_mark_trees): Use new langhook.
13188 * ggc-callbacks.c: Delete file.
13189 * ggc.h (lang_mark_tree): Remove.
13190 * langhooks-def.h (LANG_HOOKS_MARK_TREE): New.
13191 (LANG_HOOKS_INITIALIZER): Update.
13192 * langhooks.h (struct lang_hooks): New hook.
13194 * objc-lang.c (LANG_HOOKS_MARK_TREE): Redefine.
13196 2002-03-25 Zack Weinberg <zack@codesourcery.com>
13198 * doc/cpp.texi: Exclude entire Top node from printed manual.
13199 Move option index after directive index. Insert page breaks
13200 before GFDL and concept index. Index environment variables
13201 with command line options.
13202 * doc/cppenv.texi: Use @vtable for environment variable list.
13203 Add paragraph explaining semantics of empty elements in path
13204 variables. Exclude a cross-reference to Fishkill from the
13205 manpage. Remove an unnecessary cross-reference of the entry
13206 right above the referer. Don't use @anchor in text that goes
13208 * doc/cppopts.texi: Cross-reference the environment variables
13209 section, not the specific environment variable, for consistency.
13211 2002-03-25 Richard Henderson <rth@redhat.com>
13213 * recog.c (peephole2_optimize): Distribute EH_REGION -1 notes
13214 anywhere in the block. Don't refer to insns that have been
13215 removed from the chain. Iterate backward through the new insns.
13216 Don't refer to edges that have been removed.
13218 2002-03-26 Alan Modra <amodra@bigpond.net.au>
13220 * combine.c (simplify_comparison <ASHIFTRT, LSHIFTRT>): Correct
13221 test for overflow of constant.
13223 2002-03-25 Richard Earnshaw <rearnsha@arm.com>
13226 * arm.md (loadhi_preinc, loadhi_predec, loadhi_shiftpreinc)
13227 (loadhi_shiftpredec, loadhi-with-writeback peephole): Don't use
13228 these patterns on arm_archv4.
13230 2002-03-25 Danny Smith <dannysmith@sourceforge.users.net>
13232 * config/i386/mingw32.h (WINT_TYPE): Define as "short unsigned
13235 2002-03-25 Zack Weinberg <zack@codesourcery.com>
13237 * toplev.c: Don't include setjmp.h. Kill float_handler_set,
13238 float_handled, float_handler, float_signal, set_float_handler,
13239 and do_float_handler. Set handler for SIGFPE to crash_signal.
13240 * toplev.h: Don't prototype do_float_handler.
13242 * c-lex.c: Fold parse_float into lex_number. Make warning
13243 about portability of hex float constants more informative, and
13244 don't issue it on top of a syntax error.
13245 * fold-const.c: Fold const_binop_1 and fold_convert_1 into
13247 * real.h: Define REAL_VALUE_ABS here...
13248 * simplify-rtx.c: ... not here. Fold check_fold_consts,
13249 simplify_unary_real, simplify_binary_real, and
13250 simplify_binary_is2orm1 into their callers.
13251 * tree.c: Fold build_real_from_int_cst_1 into caller.
13253 * doc/tm.texi: Document REAL_VALUE_ABS and REAL_VALUE_NEGATIVE.
13255 * tsystem.h: Include float.h here...
13256 * libgcc2.c: ... not here.
13258 2002-03-25 Nick Clifton <nickc@cambridge.redhat.com>
13260 Fixes for: PR bootstrap/3591, target/5676
13261 * config/mcore/mcore.h (CC1_SPEC): Define only if not already
13262 defined. Do not disable exceptions or rtti.
13263 * config/mcore/mcore-pe.h (CC1_SPEC): Define before including
13264 mcore.h. Disable exceptions and rtti, since they are not
13267 2002-03-25 Neil Booth <neil@daikokuya.demon.co.uk>
13269 * c-decl.c (maybe_build_cleanup): Remove.
13270 * expr.c (expand_expr): Use langhook.
13271 * langhooks-def.h (lhd_return_null_tree,
13272 LANG_HOOKS_MAYBE_BUILD_CLEANUP): New.
13273 (LANGHOOKS_INITIALIZER): Update.
13274 * langhooks.c (lhd_return_null_tree): New.
13275 * langhooks.h (struct lang_hooks): New hook.
13276 * tree-inline.c (initialize_inlined_parameters): Use langhook.
13277 * tree.h (maybe_build_cleanup): Remove.
13279 2002-03-25 Jakub Jelinek <jakub@redhat.com>
13281 * regrename.c (build_def_use): Move recog_memoized
13282 before extract_insn.
13284 2002-03-25 Jakub Jelinek <jakub@redhat.com>
13287 * expr.c (emit_group_store): Handle storing into CONCAT.
13289 2002-03-25 Jakub Jelinek <jakub@redhat.com>
13291 * regrename.c (build_def_use): Share RTL between MATCH_OPERATOR and
13292 corresponding MATCH_DUP.
13294 2002-03-24 Richard Henderson <rth@redhat.com>
13296 * unroll.c (unroll_loop): Zero label_map.
13298 * gcse.c: Include except.h.
13299 * Makefile.in (gcse.o): Update.
13301 2002-03-24 Richard Henderson <rth@redhat.com>
13303 * varasm.c (asm_emit_uninitialised): Revert 2002-03-14 change.
13304 Do resolve_unique_section before shared data clause.
13306 2002-03-24 Richard Henderson <rth@redhat.com>
13308 * config/alpha/elf.h (STARTFILE_SPEC): Use crtbeginT with -static.
13310 2002-03-24 Richard Henderson <rth@redhat.com>
13312 * recog.c (peephole2_optimize): Split blocks when EH insns are
13313 generated in the middle of a block. Do global life update if
13316 2002-03-24 Richard Henderson <rth@redhat.com>
13318 * mips.c (mips_function_value): Only promote_mode for non-libcalls.
13320 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
13323 * gcc.c (cpp_options): Pass -MD through as -MD not -M -MF.
13324 * cppinit.c (cpp_handle_option): Set no_ouput if -MD or -MMD.
13325 (init_dependency_output): Don't make no_output decision here.
13327 2002-03-24 Andrew Cagney <ac131313@redhat.com>
13329 * stmt.c (check_for_full_enumeration_handling): Remove tests of
13330 warn_switch. Update description.
13331 (expand_end_case_type): Call check_for_full_enumeration_handling
13334 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13336 * config/m68hc11/m68hc11.c (m68hc11_autoinc_compatible_p): New function.
13337 (m68hc11_split_move): Call it to see if the source and destination
13338 operands use the same direction auto inc/dec mode, otherwise make the
13339 source an offsetable memory operand and generate an add.
13341 2002-03-24 Stephane Carrez <Stephane.Carrez@worldnet.fr>
13343 * config/m68hc11/m68hc11.md ("*subsi3_zero_extendhi"): Allow address
13344 register for operand 2.
13345 ("*subsi3_zero_extendqi"): Likewise.
13346 ("*iorhi3_gen"): Do the operation on the upper bits and then lower
13347 bits so that it is compatible with a pop.
13348 ("*andhi3_gen"): Likewise.
13349 ("xorhi3"): Likewise.
13351 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
13353 * cppinit.c (cpp_handle_option): Set warn_endif_labels if
13355 (cpp_post_options): ... not here.
13357 2002-03-24 Neil Booth <neil@daikokuya.demon.co.uk>
13358 Aldy Hernandez <aldyh@redhat.com>
13360 Removal of separate preprocessor cpp0.
13362 * Makefile.in (GCC_PASSES, STAGESTUFF, LIBCPP_OBJS,
13363 cpp0, install-common): Update.
13364 * c-common.c (flag_preprocess_only): New.
13365 (c_common_init): Preprocess for -E.
13366 * c-common.h (flag_preprocess_only): New.
13367 * c-decl.c (c_decode_option): Handle -E and -std=c++98.
13368 * c-objc-common.c (c_init_decl_processing): Exit quickly
13369 for NULL return from c_common_init.
13370 * cpplib.h (cpp_preprocess_file): New.
13371 * cppmain.c (main, general_init, pfile, progname): Remove.
13372 (do_preprocessing): Rename cpp_preprocess_file, don't call
13373 cpp_finish. Don't close stdout here.
13374 (setup_callbacks): Update prototype.
13375 * gcc.c (trad_capable_cpp, cpp_unique_options, default_compilers):
13377 * tradcpp.c (main): Ignore -quiet.
13379 * lang-specs.h (default_compilers): Preprocess with cc1obj.
13381 2002-03-24 Richard Henderson <rth@redhat.com>
13383 PR optimization/5742
13384 * machmode.def: Add inner mode field to complex modes.
13385 * config/mips/mips.c (mips_function_value): Always define. Add
13386 new argument to handle libcalls.
13387 * config/mips/mips.h (LIBCALL_VALUE): Use mips_function_value.
13388 (FUNCTION_VALUE): Likewise.
13389 * config/mips/abi64.h (FUNCTION_VALUE): Remove.
13390 * config/mips/mips-protos.h: Update.
13392 2002-03-23 Richard Henderson <rth@redhat.com>
13394 * config/sparc/sparc.c (sparc_emit_floatunsdi): New.
13395 * config/sparc/sparc-protos.h: Update.
13396 * config/sparc/sparc.md (floatunsdisf2, floatunsdidf2): New.
13398 2002-03-23 Richard Henderson <rth@redhat.com>
13400 * config/sparc/gmon-sol2.c (internal_mcount): Assume either
13401 _start or _init begins the text segment.
13403 2002-03-23 David Edelsohn <edelsohn@gnu.org>
13405 * config/rs6000/rs6000.h (RETURN_IN_MEMORY): Cast to HOST_WIDE_INT
13406 not HOST_WIDEST_INT.
13407 (RS6000_ARG_SIZE): Remove unsigned cast of int_size_in_bytes.
13409 2002-03-23 Richard Earnshaw <rearnsha@arm.com>
13412 * arm.md (return, sibcall_epilogue): Pass const_true_rtx as the
13413 operand argument to output_return_instruction.
13414 * arm.c (arm_print_operand, case 'd'): If the operand is
13415 const_true_rtx then just return.
13416 (arm_print_operand, case 'D'): If the operand is const_true_rtx
13419 2002-03-23 Andrew Cagney <ac131313@redhat.com>
13421 * doc/invoke.texi (Option Summary): Mention -Wswitch-default.
13422 (Warning Options): Document -Wswitch-default.
13423 * toplev.c (W_options): Add -Wswitch-default. Update comment on
13425 (warn_switch_default): Define variable.
13426 (warn_switch): Update comment.
13427 * flags.h (warn_switch_default): Declare variable.
13428 (warn_switch): Update comment.
13429 * stmt.c (expand_end_case): Check for and, when
13430 warn_switch_no_default, warn of a missing default case.
13432 2002-03-23 Alan Modra <amodra@bigpond.net.au>
13434 * real.h (N): Special case 128 bit doubles.
13436 * combine.c (simplify_comparison): When widening modes, ignore
13437 sign extension on CONST_INTs.
13439 2002-03-22 Bob Wilson <bob.wilson@acm.org>
13441 * config/xtensa/xtensa.c (print_operand): Fix incorrect mode
13442 passed to adjust_address. Fix comment formatting.
13445 2002-03-22 Zack Weinberg <zack@codesourcery.com>
13447 * real.h: Don't define REAL_INFINITY or REAL_IS_NOT_DOUBLE.
13448 Always make REAL_VALUE_TYPE a struct containing an array of
13449 HOST_WIDE_INT, not a double. Tidy up the code deciding how
13450 big it is. Don't declare or use union real_extract.
13452 * emit-rtl.c (init_emit_once), varasm.c (immed_real_const_1,
13453 decode_rtx_const, output_constant_pool), config/a29k/a29k.c
13454 (print_operand), config/arm/arm.c (output_move_double),
13455 config/arm/arm.md (consttable_4, consttable_8),
13456 config/romp/romp.c (output_fpops), config/s390/s390.h
13457 (ASM_OUTPUT_SPECIAL_POOL_ENTRY), config/xtensa/xtensa.c
13458 (xtensa_output_literal): Don't use union real_extract.
13460 * config/dsp16xx/dsp16xx.c (print_operand), config/i860/i860.c
13461 (sfmode_constant_to_ulong), config/ns32k/merlin.h
13462 (PRINT_OPERAND), config/ns32k/ns32k.c (print_operand),
13463 config/pdp11/pdp11.h (PRINT_OPERAND), config/we32k/we32k.h
13464 (PRINT_OPERAND): Don't use local version of union
13467 * config/convex/convex.c (check_float_value), config/vax/vax.c
13468 (vax_float_literal), config/m88k/m88k.md (divdf3),
13469 config/dsp16xx/dsp16xx.md (fixuns_trunchfhi2),
13470 config/pdp11/pdp11.c (output_move_quad): Don't do host
13471 arithmetic on target floating point quantities.
13473 * config/a29k/a29k.md, config/dsp16xx/dsp16xx.c
13474 (output_dsp16xx_float_const): Don't test HOST_FLOAT_FORMAT.
13476 * fold-const.c (fold), simplify-rtx.c (simplify_binary_real):
13477 Use MODE_HAS_INFINITIES rather than #ifdef REAL_INFINITY.
13479 * real.c (earith): Test INFINITY rather than REAL_INFINITY;
13480 NANS implies INFINITY, so can drop #ifdef NANS inside #ifndef
13482 * print-rtl.c (print_rtx): Disable code which needs
13483 floating-point emulator.
13484 * libgcc2.c: Include float.h and use DBL_MANT_DIG,
13485 FLT_MANT_DIG, to define DF_SIZE and SF_SIZE, rather than
13486 depending on HOST_FLOAT_FORMAT to be defined properly.
13488 * config/1750a/1750a.c (get_double, float_label): Delete.
13489 (print_operand): Delete huge commented-out chunk. Use
13490 REAL_VALUE_TO_DECIMAL.
13491 * config/1750a/1750a-protos.h: Delete prototypes of deleted
13493 * config/convex/convex.h: Always set TARGET_FLOAT_FORMAT to
13495 * config/i370/i370.h (PRINT_OPERAND [TARGET_HLASM version]):
13496 Use REAL_VALUE_TO_DECIMAL as ELF version does.
13497 * config/m88k/m88k.c (real_power_of_2_operand,
13498 legitimize_operand): Take the REAL_VALUE_TYPE and/or union
13499 real_extract out of the union; run the input through
13500 REAL_VALUE_TO_TARGET_DOUBLE, then plug the pair of longwords
13501 from that into the union.
13502 * config/pdp11/pdp11.c (output_move_double): Rearrange
13503 parentheses to make automatic indenter happy.
13505 * doc/tm.texi (Cross-compilation): Rename node to "Floating
13506 Point" and rewrite to describe current situation. Also adjust
13507 documentation of REAL_VALUE_TO_TARGET_SINGLE and friends to
13509 * doc/rtl.texi: Adjust cross reference.
13511 2002-03-22 Bob Wilson <bob.wilson@acm.org>
13513 * config/xtensa/xtensa-protos.h (non_acc_reg_operand): Remove.
13514 (xtensa_valid_move, xtensa_preferred_reload_class): Define.
13515 * config/xtensa/xtensa.c (non_acc_reg_operand): Remove.
13516 (xtensa_valid_move, xtensa_preferred_reload_class): Define to
13517 prevent use of sp as a reload register.
13518 (xtensa_emit_move_sequence): Use xtensa_valid_move instead of
13519 non_acc_reg_operand.
13520 * config/xtensa/xtensa.h (PREDICATE_CODES): Remove non_acc_reg_operand.
13521 (PREFERRED_RELOAD_CLASS): Move code to xtensa_preferred_reload_class.
13522 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13523 movqi_internal): Use xtensa_valid_move instead of non_acc_reg_operand.
13525 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
13527 * cpphash.h (struct cpp_reader): Remove mls_line and mls_col.
13528 * cpplex.c (unterminated): Delete.
13529 (parse_string): No string literal may extend over multiple
13530 lines. Suppress the error when preprocessing assembly.
13531 * cppmain.c (scan_translation_unit): Strings are single-line.
13533 * doc/cpp.texi: Update to match.
13535 2002-03-22 Jakub Jelinek <jakub@redhat.com>
13537 PR optimization/5854
13538 * config/m68hc11/m68hc11.h (CONST_OK_FOR_LETTER_VALUE_P): Use K for 0.
13540 (CONST_DOUBLE_OK_FOR_LETTER_P): Use G for 0.0.
13541 (EXTRA_CONSTRAINT): Use S for non-push memory operand.
13542 * config/m68hc11/m68hc11.c (m68hc11_split_move): Handle setting from
13543 const0 if scratch register was not allocated.
13544 (m68hc11_reload_operands, m68hc11_gen_lowpart, m68hc11_gen_highpart,
13545 m68hc11_z_replacement): Replace gen_rtx (CONST_INT, VOIDmode, ...)
13546 with GEN_INT (...).
13547 (m68hc11_reorg): Compute BLOCK_FOR_INSN before reload_cse_regs.
13548 * config/m68hc11/m68hc11.md: Replace gen_rtx (CONST_INT, VOIDmode, ...)
13549 with GEN_INT (...) everywhere. Remove constraints in define_split
13551 (movdi_internal, movdf_internal, movsi_internal, movsf_internal): Don't
13552 require scratch register for setting 0 into regs/non-pushable memory.
13554 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
13556 * config/mips/mips.h (MASK_RETURN_ADDR): Define.
13557 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define.
13559 2002-03-22 Phil Edwards <pme@gcc.gnu.org>
13561 * cpplib.h (struct cpp_options): New member, warn_endif_labels.
13562 * cppinit.c (cpp_create_reader): On by default.
13563 (cpp_handle_option): Handle -W[no-]endif-labels.
13564 (cpp_post_options): Also enable if -pedantic.
13565 * cpplib.c (do_else): Use it.
13566 (do_endif): Likewise.
13567 * doc/cppopts.texi: Document new option.
13568 * doc/invoke.texi: Document new option.
13570 2002-03-22 Lars Brinkhoff <lars@nocrew.org>
13572 * config/i386/i386.c, config/i386/i386.md: Change all occurences
13573 of GEN_INT (trunc_int_for_mode (...)) to gen_int_mode (...).
13575 2002-03-22 Alexandre Oliva <aoliva@redhat.com>
13577 * flow.c (calculate_global_regs_live): Clear aux fields of
13580 2002-03-22 Jakub Jelinek <jakub@redhat.com>
13582 * config/v850/v850.c (v850_reorg): Only call alter_subreg on
13583 REG or MEM subregs, pass rtx * instead of rtx to it.
13584 * config/i860/i860.c (output_delayed_branch, output_delay_insn): Pass
13585 rtx * instead of rtx to alter_subreg.
13586 * config/m32r/m32r.c (gen_split_move_double): Likewise.
13587 * config/pj/pj.c (pj_output_rval): Likewise.
13589 2002-03-22 Richard Henderson <rth@redhat.com>
13592 * config/ia64/ia64.h (CUMULATIVE_ARGS): Add int_regs.
13593 (INIT_CUMULATIVE_ARGS, INIT_CUMULATIVE_INCOMING_ARGS): Update.
13594 * config/ia64/ia64.c (ia64_function_arg_advance): Set int_regs.
13595 (ia64_expand_prologue): Look at int_regs, not words, for number
13596 of incomming int regs.
13598 2002-03-22 Andrew MacLeod <amacleod@redhat.com>
13600 * expr.c (expand_expr): A RESULT_DECL is part of a call.
13602 Fri Mar 22 16:30:42 CET 2002 Jan Hubicka <jh@suse.cz>
13604 * toplev.c (flag_loop_optimize, flag_crossjumping):
13605 New static variables.
13606 (rest_of_compilation): Conditionalize crossjumping and
13608 (parse_options_and_default_flags): Default loop_optimize and
13610 (lang_independent_options): Add -fcrossjumping and -floop-optimize
13611 * invoke.texi (crossjumping, loop-optimize): Document.
13613 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
13615 * real.c (eiisneg): Move outside #ifdef NANS.
13617 Fri Mar 22 12:08:36 CET 2002 Jan Hubicka <jh@suse.cz>
13619 * cfgcleanup.c (outgoing_edges_math): Fix condition; relax
13620 frequencies match; avoid match on different loop depths.
13621 (try_crossjump_to_bb): Kill tests that no longer brings time
13623 * cfgrtl.c (force_nonfallthru_and_redirect): Fix loop_depth
13625 (split_edge): Likewise.
13627 * flow.c (update_life_info_in_dirty_blocks): Fix uninitialized
13630 * Makefile.in (cfgrtl): Add insn-config.h depenendency.
13631 * cfgrtl.c: Include insn-config.h
13632 (split_block) Dirtify block in presence of conditional execution
13634 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
13636 * config/mips/abi64.h (SETUP_INCOMING_VARARGS): Undefine.
13637 * config/mips/mips-protos.h (mips_setup_incoming_varargs): Declare.
13638 (function_arg): Constify CUMULATIVE_ARGS.
13639 (function_arg_partial_nregs, function_arg_pass_by_reference): Likewise.
13640 * config/mips/mips.h (UNITS_PER_FPVALUE): Zero when TARGET_SOFT_FLOAT.
13641 (UNITS_PER_DOUBLE): New macro.
13642 (SETUP_INCOMING_VARARGS): Define. Use mips_setup_incoming_varargs.
13643 (CUMULATIVE_ARGS): Reformat. Remove num_adjusts workaround and
13644 last_arg_fp field. Replace arg_words and fp_arg_words with gp_regs,
13645 fp_regs and stack_words.
13646 (EABI_FLOAT_VARARGS_P): New macro.
13647 * config/mips/mips.c (struct mips_arg_info): New.
13648 (mips_arg_info): New function.
13649 (function_arg_advance): Use it. Add adjustment instructions here
13650 rather than in function_arg.
13651 (function_arg): Constify CUMULATIVE_ARGS. Use mips_arg_info. Check
13652 for VOIDmode at the beginning of the function.
13653 (function_partial_nregs): Constify CUMULATIVE_ARGS. Use mips_arg_info.
13654 (function_arg_pass_by_reference): Likewise.
13655 (mips_setup_incoming_varags): New, largely based on old abi64.h code.
13656 (mips_build_va_list): Test EABI_FLOAT_VARARGS_P.
13657 (mips_va_start): Likewise. Use the new stack_words field of
13658 CUMULATIVE_ARGS to set up overflow area. Reformat.
13659 (mips_va_arg): Test EABI_FLOAT_VARARGS_P. Unify EABI handling of
13660 doubles and other types, aligning the overflow pointer for non-doubles
13661 too. Remove some code duplication. Replace hard-coded constants.
13663 2002-03-22 Richard Sandiford <rsandifo@redhat.com>
13665 * config/mips/mips.h (FUNCTION_ARG_REGNO_P): Simplify.
13666 (CLASS_UNITS): Undefine.
13667 (CLASS_MAX_NREGS): Use FP_INC.
13668 * config/mips/mips.c (compute_frame_size): Likewise.
13669 (override_options): Use FP_INC and UNITS_PER_FPVALUE.
13671 2002-03-22 Neil Booth <neil@daikokuya.demon.co.uk>
13673 * cpplex.c (parse_identifier_slow): Rename parse_slow, adjust
13674 prototype, and handle lexing numbers and identifiers.
13675 (parse_identifier): Update to new form of parse_slow.
13676 (parse_number): Fast path only, use parse_slow otherwise.
13677 (_cpp_lex_direct): Update calls to parse_number.
13679 2002-03-21 DJ Delorie <dj@redhat.com>
13681 * bb-reorder.c (make_reorder_chain_1): Protect against
13682 when redundant edges are omitted.
13683 * predict.c (dump_prediction): Likewise.
13685 2002-03-21 Richard Henderson <rth@redhat.com>
13688 * fixinc/inclhack.def (solaris_stdio_tag): New.
13689 * fixinc/fixincl.x: Regenerate.
13691 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
13694 * c-typeck.c (process_init_element): Flag non-static
13695 initialization of a flexible array member as illegal.
13697 2002-03-22 Alan Modra <amodra@bigpond.net.au>
13699 * config/rs6000/t-linux64: New.
13700 * config.gcc (powerpc64-*-linux* <tmake_file>): Drop t-ppcos and
13701 t-ppccomm. Use t-rs6000 and t-linux64.
13702 (powerpc64-*-gnu* <tmake_file>): Likewise.
13703 * mklibgcc.in (SHLIB_MKMAP_OPTS): New variable.
13704 * mkmap-symver.awk (dotsyms): If set, output .foo as well as foo.
13705 * Makefile.in (SHLIB_MKMAP_OPTS): Pass to mklibgcc.
13707 2002-03-21 Aldy Hernandez <aldyh@redhat.com>
13709 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Check
13710 flag_really_no_inline instead of optimize == 0.
13712 * c-objc-common.c (c_cannot_inline_tree_fn): Same.
13714 * cp/tree.c (cp_cannot_inline_tree_fn): Same.
13716 * flags.h (flag_really_no_inline): New.
13718 * c-common.c (c_common_post_options): Initialize
13719 flag_really_no_inline.
13721 * toplev.c (flag_really_no_inline): New.
13723 2002-03-21 Jakub Jelinek <jakub@redhat.com>
13725 * config/avr/avr.md (length): Fix length computation for
13726 conditional branches.
13728 2002-03-21 Neil Booth <neil@daikokuya.demon.co.uk>
13730 * Makefile.in (fold-const.o, stor-layout.o, stmt.o,
13731 sdbout.o, profile.o): Update.
13732 * c-common.c (c_common_nodes_and_builtins): Use pushdecl
13734 * c-common.h (gettags): Move here from tree.h.
13735 * c-tree.h (pushdecl, pushlevel, poplevel, set_block,
13736 insert_block, getdecls, kept_level_p, global_bindings_p): New.
13737 * dbxout.c (dbxout_init): Use getdecls langhook.
13738 * expr.c (expand_expr): Use insert_block langhook.
13739 * fold-const.c: Include langhooks.h.
13740 (fold_range_test, fold_binary_op_with_conditional_arg,
13741 fold): Use global_bindings_p langhook.
13742 * integrate.c (expand_inline_function): Use insert_block langhook.
13743 * langhooks-def.h (LANG_HOOKS_DECLS, LANG_HOOKS_PUSHLEVEL,
13744 LANG_HOOKS_POPLEVEL, LANG_HOOKS_GLOBAL_BINDINGS_P,
13745 LANG_HOOKS_INSERT_BLOCK, LANG_HOOKS_SET_BLOCK, LANG_HOOKS_PUSHDECL,
13746 LANG_HOOKS_GETDECLS): New.
13747 (LANG_HOOKS_INITIALIZER): Update.
13748 * langhooks.c (lhd_clear_binding_stack): Use global_bindings_p
13750 * langhooks.h (struct lang_hooks_for_decls): New.
13751 (struct lang_hooks): Update.
13752 * profile.c: Include langhooks.h.
13753 (output_func_start_profiler): Use new langhooks.
13754 * sdbout.c: Include langhooks.h.
13755 (sdbout_init, sdbout_finish): Use getdecls langhook.
13756 * stmt.c: Include langhooks.h.
13757 (expand_fixup, fixup_gotos): Use new langhooks.
13758 * stor-layout.c: Include langhooks.h.
13759 (variable_size): Use global_bindings_p langhook.
13760 * toplev.c (compile_file): Use getdecls langhook.
13761 * tree-inline.c (remap_block): Use insert_block langhook.
13762 * tree.h (pushdecl, pushlevel, poplevel, set_block, gettags,
13763 insert_block, getdecls, kept_level_p, global_bindings_p): Remove.
13765 2002-03-21 Richard Henderson <rth@redhat.com>
13767 * config/rs6000/rs6000.c (rs6000_select_rtx_section): Put symbolic
13768 constants in .data when -fpic.
13770 2002-03-21 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13772 * doc/contrib.texi (Contributors): Use GNU/Linux instead of Linux
13775 2002-03-21 Tom Tromey <tromey@redhat.com>
13777 * config/i386/sol2.h (ASM_QUAD): Undef. Fixes PR bootstrap/5948.
13779 Thu Mar 21 09:50:48 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13781 * config/ia64/ia64.c (hfa_element_mode, case ARRAY_TYPE): Recurse.
13783 * expr.c (emit_group_store): Don't copy const0_rtx to a CONCAT.
13785 2002-03-21 Eric Botcazou <ebotcazou@multimania.com>
13786 Richard Henderson <rth@redhat.com>
13789 * c-common.c (c_expand_expr): Preserve result of a statement
13790 expression if needed.
13792 2002-03-21 Jakub Jelinek <jakub@redhat.com>
13795 * genrecog.c (maybe_both_true_mode): Remove.
13796 (maybe_both_true_2, write_switch): Revert 2001-07-17 changes.
13797 * machmode.def (Pmode): Likewise.
13799 Thu Mar 21 01:55:06 EST 2002 John Wehle (john@feith.com)
13801 * alias.c: (nonlocal_mentioned_p): Use for_each_rtx.
13802 (nonlocal_mentioned_p_1): New function.
13803 (nonlocal_referenced_p, nonlocal_referenced_p_1): Likewise.
13804 (nonlocal_set_p, nonlocal_set_p_1): Likewise.
13805 (mark_constant_function): Recognize pure functions.
13806 * rtl.h (global_reg_mentioned_p): New prototype.
13807 * rtlanal.c (global_reg_mentioned_p,
13808 global_reg_mentioned_p_1): New function.
13810 2002-03-21 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13812 * fixinc/inclhack.def (alpha_assert): Fix assert macro in Tru64
13814 * fixinc/fixincl.x: Regenerate.
13816 2002-03-20 Jason Merrill <jason@redhat.com>
13818 * config/i386/cygwin.h (DWARF2_UNWIND_INFO): Define to 0.
13820 2002-03-20 Michael Meissner <meissner@redhat.com>
13822 * doc/invoke.texi (Optimize Options): Document that -O2 sets
13825 2002-03-20 Bob Wilson <bob.wilson@acm.org>
13827 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Emit a
13828 ".literal_position" directive before the constant pool.
13830 2002-03-20 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
13832 * doc/contrib.texi (Contributors): Update Geoffrey Keating.
13833 Add Craig Rodrigues.
13834 Add Brad Lucier to testers.
13836 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13839 * config/arc/arc.md (movsicc, movdicc, movsfcc, movdfcc): Add mode
13841 (movsicc_insn, movdicc_insn, movsfcc_insn, movdfcc_insn): Likewise.
13842 * config/arc/arc.c (arc_final_prescan_insn): Use extract_insn_cached
13843 instead of insn_extract.
13845 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13848 * config/fr30/fr30.md (jump): Remove clobber of fixed register.
13850 * genemit.c (output_added_clobbers_hard_reg_p): Only output return
13851 stmt if some case has been output.
13853 2002-03-20 Jakub Jelinek <jakub@redhat.com>
13856 * config/i386/i386.md (movdicc_c_rex64, movsicc_noc, movhicc_noc,
13857 movsfcc_1, movdfcc_1): Add %O2.
13858 * config/i386/i386.c (print_operand): Handle %ON.
13859 Print . before float condition codes in Sun as cmov syntax.
13860 * config/i386/sol2.h (CMOV_SUN_AS_SYNTAX): Define for Sun as.
13861 * config.gcc (i[34567]86-*-solaris2*): Remove comment which is
13864 2002-03-20 Philip Blundell <pb@nexus.co.uk>
13866 * config/arm/arm.c (arm_output_epilogue): Don't generate separate
13867 return instruction if PC was popped.
13869 2002-03-20 Bob Wilson <bob.wilson@acm.org>
13871 * config/xtensa/xtensa.md: Remove unused type attributes.
13872 (adddi_carry, subddi_carry): Change type attribute to "multi".
13874 2002-03-19 Dale Johannesen <dalej@apple.com>
13876 PR optimization/5999, middle-end/5731
13877 * expr.c (expand_expr) [RDIV_EXPR]: Only convert real divisions into
13878 multiplications by reciprocals.
13880 2002-03-20 Neil Booth <neil@daikokuya.demon.co.uk>
13882 * Makefile.in: Update.
13883 * c-common.c: Include langhooks.h.
13884 (inline_forbidden_p): Use new hook.
13885 * diagnostic.c: Include langhooks.h.
13886 (format_with_decl, announce_function,
13887 default_print_error_function): Use new hook.
13888 * dwarf2out.c (dwarf2_name): Use new hook.
13889 * function.c: Include langhooks.h.
13890 (init_function_start): Use new hook.
13891 * langhooks-def.h (lhd_decl_printable_name): New.
13892 (LANGHOOKS_DECL_PRINTABLE_NAME): New.
13893 (LANGHOOKS_INITIALIZER): Update.
13894 * langhooks.c (lhd_decl_printable_name): New.
13895 * langhooks.h (struct lang_hooks): New hook.
13896 * toplev.c (decl_name, decl_printable_name): Remove.
13897 (open_dump_file): Use new hook.
13898 (process_options): Remove old hook.
13899 * tree.h (decl_printable_name): Remove.
13901 * objc-act.c (objc_init): Remove old hook.
13902 (objc_printable_name): Export.
13903 * objc-act.h (objc_printable_name): New.
13904 * objc-lang.c (LANG_HOOKS_DECL_PRINTABLE_NAME): Redefine.
13906 2002-03-19 Jim Blandy <jimb@redhat.com>
13908 * c-lex.c (cb_file_change): Pass the #inclusion's line number to
13909 the start_source_file debug hook, not the current line number.
13911 2002-03-19 Richard Henderson <rth@redhat.com>
13913 * flow.c (EH_USES): Provide default.
13914 (calculate_global_regs_live): Use it for EH edges and noreturn calls.
13915 * doc/tm.texi (EH_USES): New.
13917 * config/ia64/ia64.c (ia64_eh_uses): New.
13918 * config/ia64/ia64-protos.h: Update.
13919 * config/ia64/ia64.h (EH_USES): New.
13921 2002-03-19 Richard Henderson <rth@redhat.com>
13923 * varasm.c (output_constant_def): Fix stupid typo.
13925 2002-03-19 Richard Henderson <rth@redhat.com>
13928 * except.c (current_function_has_exception_handlers): New.
13929 * except.h: Declare it.
13930 * sibcall.c (optimize_sibling_and_tail_recursive_call): Use it.
13931 Combine tests that disable all sibcalls for the function.
13933 2002-03-19 Olivier Hainque <hainque@act-europe.fr>
13935 * varasm.c (output_constant_def): Don't call ENCODE_SECTION_INFO
13938 2002-03-19 Richard Henderson <rth@redhat.com>
13941 * config/ia64/ia64.c: Revert 2002-03-01 patch.
13942 * config/ia64/ia64.h (INIT_EXPANDERS): New.
13944 2002-03-19 Jim Blandy <jimb@redhat.com>
13946 * cppmacro.c (cpp_macro_definition): Emit a space after the macro
13947 name, even if the replacement list contains no tokens, as required
13950 2002-03-19 Jason Merrill <jason@redhat.com>
13952 * varasm.c (globalize_decl): Get the name from the RTL, not
13953 DECL_ASSEMBLER_NAME.
13955 * Makefile.in (LIBGCC2_DEBUG_CFLAGS): Set to -g.
13957 2002-03-19 Bob Wilson <bob.wilson@acm.org>
13959 * config/xtensa/xtensa.md (adddi3, adddi_carry, subdi3,
13960 subdi_carry): Define.
13962 2002-03-19 David Edelsohn <edelsohn@gnu.org>
13964 * config/rs6000/rs6000.c (rs6000_override_options): Only warn
13965 about -fpic/-fPIC if extra_warnings set.
13967 2002-03-19 David Edelsohn <edelsohn@gnu.org>
13969 * expr.c (expand_expr): Sign-extend CONST_INT generated from
13970 TREE_STRING_POINTER.
13971 * fold-const.c (fold): Delete #if 0 ARRAY_REF case.
13973 Tue Mar 19 14:12:32 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
13975 * config/sparc/sparc.h (CAN_ELMINIATE): Can only eliminate FP
13976 in favor of SP if FRAME_POINTER_REQUIRED is false.
13978 2002-03-19 Lars Brinkhoff <lars@nocrew.org>
13980 * emit-rtl.c (gen_int_mode): New function.
13981 * rtl.h: Prototype for it.
13982 * combine.c (make_extraction, simplify_comparison), expmed.c
13983 (store_bit_field, expand_mult_highpart, expand_divmod), expr.c
13984 (convert_modes, store_field), optabs.c (expand_fix),
13985 simplify-rtx.c (neg_const_int, simplify_unary_real),
13987 * config/rs6000/rs6000.c, config/rs6000/rs6000.md:
13988 Use it instead of GEN_INT (trunc_int_for_mode (...)).
13990 2002-03-19 Jakub Jelinek <jakub@redhat.com>
13993 * langhooks.h (struct lang_hooks_for_tree_inlining): Add
13994 convert_parm_for_inlining.
13995 * c-lang.c (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
13997 * langhooks-def.h: Likewise.
13998 * objc/objc-lang.c: Likewise.
13999 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining): New
14001 * tree-inline.c (initialize_inlined_parameters):
14002 Call convert_parm_for_inlining lang hook if needed.
14003 * c-typeck.c (c_convert_parm_for_inlining): New function.
14004 * c-tree.h (c_convert_parm_for_inlining): Add prototype.
14006 2002-03-18 Mark Mitchell <mark@codesourcery.com>
14008 * calls.c (precompute_arguments): Do not assume that temporaries
14009 can be destroyed after expanding the argument.
14010 (expand_call): Likewise.
14012 2002-03-15 Eric Christopher <echristo@redhat.com>
14014 * config/mips/mips.md (movdf_internal2): Add two new move constraints.
14015 Fix register preference on last change.
14016 * config/mips/mips.c (mips_return_in_memory): New function.
14017 * config/mips/mips.h (RETURN_IN_MEMORY): Use.
14018 * config/mips/mips-protos.h: Declare.
14019 * config/mips/abi64.h (RETURN_IN_MEMORY): Remove. Add to above.
14020 * config/mips/elf64.h: Add #ifndef/#endif brackets around defaults.
14022 2002-03-18 Alexandre Oliva <aoliva@redhat.com>
14024 * config/mips/mips.md (andsi3) [TARGET_MIPS16]: Force operand 1 to
14026 (anddi3, iorsi3): Likewise.
14028 * config/mips/mips.h (ENCODE_SECTION_INFO) [TARGET_MIPS16]: Don't
14029 use %gprel for symbols that are going to be placed in linkonce
14032 * config/mips/mips.h (ELIMINABLE_REGS): Can't eliminate
14033 RETURN_ADDRESS_POINTER_REGNUM to $ra.
14034 (CAN_ELIMINATE): Only eliminate it to $sp if a frame pointer is
14035 not needed. Disregard leaf_function_p().
14036 (INITIAL_ELIMINATION_OFFSET): Adjust for elimination of rap to
14037 mips16 frame pointer.
14038 * config/mips/mips.md (store ra): Only to small SP offsets.
14039 2001-08-22 Graham Stott <grahams@redhat.com>
14040 * config/mips/mips.h (RETURN_ADDR_RTX): For a leaf function
14041 return a REG rtx for the return address register.
14043 2002-03-18 Bob Wilson <bob.wilson@acm.org>
14045 * config/xtensa/xtensa.h (GO_IF_MODE_DEPENDENT_ADDRESS): Treat
14046 constant-pool addresses as "mode-dependent".
14047 (GO_IF_LEGITIMATE_ADDRESS): Rename macro arguments.
14049 2002-03-18 Jakub Jelinek <jakub@redhat.com>
14052 * expr.c (emit_group_load): Use extract_bit_field if
14053 needed for CONCAT arguments.
14055 2002-03-18 Richard Earnshaw <rearnsha@arm.com>
14058 * arm.md (tablejump): Make this a define_expand. For PIC add the
14059 offset to the base of the table.
14060 (thumb_tablejump): Matcher for Thumb tablejump insn.
14061 * config/arm/aout.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output thumb entries
14062 as the difference of two labels.
14063 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
14064 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Only put ARM jump
14065 tables in the code.
14066 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Likewise.
14067 * arm.c (get_jump_table_size): If the table is not in the text
14068 section, return zero.
14070 2002-03-18 Bernd Schmidt <bernds@redhat.com>
14072 * config/arm/arm.c (arm_gen_movstrqi): Use gen_lowpart instead
14074 (arm_reload_out_hi): Use gen_lowpart instead of
14075 gen_rtx_SUBREG to access QImode components.
14076 * config/arm/arm.md: Disable zero_extend split for QImode
14077 subregs in BIG_ENDIAN mode.
14078 (storehi_bigend): Match use of least significant byte.
14079 (storeinthi): Remove extraneous SUBREG.
14080 Add missing construction of operands[2].
14081 (movhi): Use gen_lowpart in place of gen_rtx_SUBREG.
14082 (movqi): Use gen_lowpart in place of gen_rtx_SUBREG.
14083 Replace gen_rtx (SUBREG) with gen_rtx_SUBREG.
14085 2002-03-18 Aldy Hernandez <aldyh@redhat.com>
14087 * config/rs6000/rs6000.h (PREDICATE_CODES): Add PARALLEL to
14090 2002-03-17 Richard Henderson <rth@redhat.com>
14092 * config/alpha/alpha.c (alpha_emit_set_const_1): Build add insns
14095 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
14097 * config/mmix/mmix.md ("fixuns_truncdfdi2"): Use (unsigned_fix:DI
14098 (unsigned_fix:DF op1)), not (unsigned_fix:DI (fix:DF op1)).
14100 2002-03-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14102 * ifcvt.c (dead_or_predicable): Fix uninitialized variable.
14104 * predict.c (estimate_bb_frequencies): Delete unused variables.
14106 2002-03-17 Richard Henderson <rth@redhat.com>
14108 * config/ia64/ia64.c (ia64_attribute_table): Move before
14109 targetm definition. Make static.
14111 2002-03-17 Neil Booth <neil@daikokuya.demon.co.uk>
14113 * c-common.h (yyparse, c_common_parse_file): New.
14114 * c-lang.c: Include c-common.h.
14115 (LANG_HOOKS_PARSE_FILE): Redefine.
14116 * c-lex.c: Include c-common.h.
14117 (yyparse): Rename c_common_parse_file. Call yyparse.
14118 * c-parse.in (yyparse): Remove macro.
14119 * c-tree.h (yyparse_1): Remove.
14120 * langhooks-def.h (LANG_HOOKS_PARSE_FILE): New.
14121 (LANG_HOOKS_INITIALIZER): Update.
14122 * langhooks.h (struct lang_hoooks): New hook parse_file.
14123 * toplev.c (compile_file): Use parse_file hook.
14124 * tree.h (yyparse): Remove.
14125 * objc/objc-lang.c (LANG_HOOKS_PARSE_FILE): Redefine.
14127 2002-03-17 Hans-Peter Nilsson <hp@bitrange.com>
14129 * config/mmix/mmix.md ("truncdfsf2"): Correct operator is
14130 float_truncate, not fix.
14131 ("*truncdfsf2_real"): Ditto.
14132 ("*nonlocal_goto_receiver_expanded"): Fix output template formatting.
14134 * config/mmix/mmix.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Don't define.
14136 2002-03-16 Alexandre Oliva <aoliva@redhat.com>
14138 * config/mips/mips.h (CAN_ELIMINATE): Don't eliminate rap to $fp
14139 (s8), but rather HARD_FRAME_POINTER_REGNUM. Add parentheses
14140 where appropriate. Make the second reference to
14141 leaf_function_p a function call, as intended. Reindented.
14143 * config/mips/mips.h (ISA_HAS_COND_TRAP): Not available on MIPS16.
14144 * config/mips/mips.md (trap) [TARGET_MIPS16]: Emit `break 0'.
14146 * config/mips/mips.md (addsi3, adddi3): Use scratch register to
14147 add register to non-constant into sp.
14149 * config/mips/mips-protos.h (embedded_pic_fnaddr_reg): New.
14150 * config/mips/mips.h (embedded_pic_fnaddr_rtx): Lose.
14151 (mips16_gp_pseudo_rtx): Lose.
14152 (INIT_EXPANDERS): Deleted.
14153 * config/mips/mips.c (mips_init_machine_status): New.
14154 (mips_free_machine_status): New.
14155 (mips_mark_machine_status): New.
14156 (override_options): Set them.
14157 (embedded_pic_fnaddr_rtx, mips16_gp_pseudo_rtx): Moved to...
14158 (struct machine_function): ... new. Replaced all references.
14159 (mips_add_gc_roots): Don't mark them.
14160 (embedded_pic_fnaddr_reg): New, extracted from...
14161 (embedded_pic_offset): ... here.
14162 * config/mips/mips.md (movdi): Call embedded_pic_fnaddr_reg.
14165 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
14167 * cppinit.c: Revert -MD removal.
14169 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14171 * config/m68hc11/m68hc11.c (m68hc11_override_options): Don't use
14172 soft registers by default for 68HC12.
14173 (m68hc11_conditional_register_usage): Don't use Z register for 68HC12
14174 when compiling with -fomit-frame-pointer.
14175 (expand_prologue): Use push/pop to allocate 4-bytes of locals on 68HC12.
14176 (expand_epilogue): Likewise.
14177 (m68hc11_gen_rotate): Use exg when rotating by 8.
14179 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14181 * config/m68hc11/m68hc11-protos.h (ix_reg): Declare.
14182 * config/m68hc11/m68hc11.md ("addsi3"): Use general_operand for sources.
14183 (splits): Remove unused add splits.
14184 ("*addhi3_68hc12"): Tune constraints.
14185 ("addhi_sp"): Try to use X instead of Y in all cases and if the
14186 constant fits in 8-bits and D is dead use abx/aby instructions.
14187 ("*addhi3"): Remove extern declaration of ix_reg.
14188 ("*subsi3"): Optimize and provide new split.
14189 ("subhi3"): Cleanup.
14190 ("*subhi3_sp"): Avoid saving X if we know it is dead.
14191 (arith splits): For 68hc12 save the address register on the stack
14192 and do the arithmetic operation with a pop.
14194 2002-03-16 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14196 * config/m68hc11/m68hc11.md ("*movqi_68hc12"): Fix constraints, avoid
14197 allocating QImode in address registers.
14198 ("*movqi_m68hc11"): Likewise.
14200 Sat Mar 16 12:57:28 CET 2002 Jan HUbicka <jh@suse.cz>
14202 * cfgcleanup.c (cleanup_cfg): Fix updating of liveness.
14204 2002-03-16 Neil Booth <neil@daikokuya.demon.co.uk>
14206 * cppinit.c (print_help): Display -MD and -MMD.
14207 Don't display usage string. Update assertion syntax and
14209 (COMMAND_LINE_OPTIONS): Remove OPT_MD, OPT_MMD.
14210 (cpp_handle_option): Update.
14212 2002-03-15 Chris Demetriou <cgd@broadcom.com>
14214 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Provide an
14215 MEABI case for each definition of SUBTARGET_CPP_SIZE_SPEC,
14216 and define it so that regardless of target CPU size,
14217 __SIZE_TYPE__ and __PTRDIFF_TYPE__ are defined in terms
14218 of "int" rather than "long."
14220 2002-03-15 Richard Henderson <rth@redhat.com>
14222 * config/alpha/alpha.c (alpha_va_arg): Manipulate the type
14225 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14227 * config/m68hc11/m68hc11.md ("tstqi_1"): Try to use ldab instead of tst.
14228 ("tstqi" split): Avoid using memory for tstqi on address register.
14229 (splits): Remove constraints.
14230 ("cmphi_1_hc12"): New from "cmphi_1" and tuned for 68HC12.
14231 ("cmpdf", "cmpsf"): Remove since not used.
14232 ("*tbeq", "*tbne", "*tbeq8", "*tbne8"): Also look in cc_status.value2.
14233 (peephole2): New peepholes to optimize tstqi and pre inc/dec addressing.
14235 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14237 * config/m68hc11/m68hc11.md ("negsi2"): Optimize inline case.
14238 ("neghi2"): Tighten constraints.
14239 ("one_cmplsi2"): Optimize and simplify split.
14240 * config/m68hc11/larith.asm (__negsi2): Likewise for library.
14242 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14244 * config/m68hc11/m68hc11.md ("logicalsi3_zexthi"): Fix constraints
14245 and split of AND operation to clear the upper bits.
14246 ("*logicalsi3_zextqi"): Likewise.
14247 ("*logicallhi3_zexthi_ashift8"): Likewise.
14248 ("*logicalsi3_silshr16"): Likewise.
14249 ("logicalsi3_silshl16"): Likewise.
14250 ("anddi3", "iordi3", "xordi3" splits): Remove constraints.
14252 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14254 * config/m68hc11/m68hc11.c (m68hc11_symbolic_p): New function.
14255 (m68hc11_indirect_p): New function.
14256 (m68hc11_override_options): Must set MASK_NO_DIRECT_MODE for 68HC12.
14257 (m68hc11_gen_highpart): Use TARGET_NO_DIRECT_MODE instead of
14259 (asm_print_register): Likewise.
14260 * config/m68hc11/m68hc11-protos.h (m68hc11_symbolic_p): Declare.
14261 (m68hc11_indirect_p): Declare.
14262 * config/m68hc11/m68hc11.h (EXTRA_CONSTRAINT): New constraint 'R', 'Q'.
14263 (TARGET_NO_DIRECT_MODE, TARGET_RELAX): New.
14264 (TARGET_SWITCHES): New option -mrelax.
14265 * config/m68hc11/m68hc11.md ("andsi3"): Allow soft register for
14267 ("iorsi3", "xorsi3"): Likewise.
14268 ("andhi3", "andqi3", "iorhi3", "iorqi3"): Use a define_expand.
14269 ("*andhi3_mem"): New to handle destination in memory with bclr
14270 and a scratch register.
14271 ("*andqi3_mem", "*iorhi3_mem", "*iorqi3_mem"): Likewise.
14272 ("*andhi3_const"): New when operand2 is constant.
14273 ("*andqi3_const", "*iorhi3_const", "*iorqi3_const"): Likewise.
14274 ("*andhi3_gen"): Cleanup of the old "andhi3".
14275 ("*andqi3_gen", "*iorhi3_gen", "*iorqi3_gen"): Likewise.
14276 ("xorqi3"): Update constraints.
14278 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14280 * config/m68hc11/m68hc11.c (m68hc11_small_indexed_indirect_p): Look
14281 for reg_equiv_memory_loc when the operand is a register that does
14282 not get a hard register (stack location).
14283 (tst_operand): After reload, accept all memory operand.
14284 (symbolic_memory_operand): Fix detection of symbolic references.
14285 * config/m68hc11/m68hc11.h (VALID_CONSTANT_OFFSET_P): For 68HC12
14286 accept symbols and any constant.
14288 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14290 * config/m68hc11/m68hc11.c (emit_move_after_reload): Add a REG_INC
14291 note on the insn that sets the soft frame register.
14292 (must_parenthesize): ix and iy are also reserved names.
14293 (print_operand_address): One more place where parenthesis are required
14294 to avoid confusion with register names.
14295 (m68hc11_gen_movhi): Allow push of stack pointer.
14296 (m68hc11_check_z_replacement): Fix handling of parallel with a
14298 (m68hc11_z_replacement): Must update the REG_INC notes to tell what
14299 the replacement register is.
14300 * config/m68hc11/m68hc11.h (REG_CLASS_CONTENTS): Switch Z_REGS
14301 and D8_REGS classes.
14302 (MODES_TIEABLE_P): All modes are tieable except QImode.
14304 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14306 * config/m68hc11/larith.asm (___adddi3): Optimize saving of result.
14307 (___subdi3): Likewise.
14308 (__mulsi3, __mulhi32): Avoid using _.tmp scratch location.
14309 (__map_data_section): Optimize 68hc11 case.
14311 2002-03-15 Stephane Carrez <Stephane.Carrez@worldnet.fr>
14313 * config/m68hc11/m68hc11.c (m6812_cost): Make cost of add higher
14314 than a shift to avoid adding a register with itself.
14315 (m68hc11_memory_move_cost): Take into account NO_REGS.
14316 (m68hc11_register_move_cost): Update and use memory move cost
14317 for soft registers.
14318 (m68hc11_address_cost): Make cost of valid offset not 0 so that
14319 it gives more opportunities to cse to optimize.
14320 * config/m68hc11/m68hc11.h (REGISTER_MOVE_COST): Pass the mode.
14321 * config/m68hc11/m68hc11-protos.h (m68hc11_register_move_cost): Update.
14323 2002-03-15 Mark Mitchell <mark@codesourcery.com>
14325 * c-common.c (statement_code_p): Handle CLEANUP_STMT.
14326 * c-common.def (CLEANUP_STMT): New tree node.
14327 * c-common.h (CLEANUP_DECL): New macro.
14328 (CLEANUP_EXPR): Likewise.
14329 * c-semantics.c (expand_stmt): Handle CLEANUP_STMT.
14330 * expr.c (expand_expr): Tidy.
14331 * tree-dump.c (dequeue_and_dump): Handle CLEANUP_STMT.
14332 * tree-inline.c (initialize_inlined_parameters): Clean up
14333 new local variables.
14335 2002-03-15 Jakub Jelinek <jakub@redhat.com>
14338 * config/sparc/sparc.c (gen_v9_scc): Move early clobber test
14339 before movrXX only, use reg_overlap_mentioned_p.
14340 Only special case NE if just one insn can be generated.
14342 2002-03-15 Jason Merrill <jason@redhat.com>
14344 * varasm.c (assemble_variable): Call resolve_unique_section before
14345 checking DECL_SECTION_NAME. Use zeros for a decl with DECL_INITIAL
14346 of error_mark_node.
14348 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
14351 * arm.md (split pattern for thumb shiftable immediates): Add comment
14352 explaining non-obvious test.
14354 2002-03-15 Richard Earnshaw <rearnsha@arm.com>
14357 * arm.md (movaddr, movaddr_insn): Delete.
14359 2002-03-15 Jason Merrill <jason@redhat.com>
14361 * toplev.c (wrapup_global_declarations): Clarify variable handling.
14362 -fkeep-static-consts doesn't apply to comdats.
14364 2002-03-14 Richard Henderson <rth@redhat.com>
14366 * c-decl.c: Include c-pragma.h.
14367 (start_decl, start_function): Invoke maybe_apply_pragma_weak.
14368 (finish_function): Tidy.
14369 * c-pragma.c: Include c-common.h.
14370 (pending_weaks, apply_pragma_weak, maybe_apply_pragma_weak): New.
14371 (handle_pragma_weak): Use them.
14372 (init_pragma): Register pending_weaks.
14373 * c-pragma.h (maybe_apply_pragma_weak): Declare.
14374 * print-tree.c (print_node): Print DECL_WEAK.
14375 * varasm.c (mark_weak_decls): Remove.
14376 (remove_from_pending_weak_list): Remove.
14377 (add_weak): Remove.
14378 (asm_emit_uninitialised): Call globalize_decl for weak commons.
14379 (weak_decls): Make a tree_list.
14380 (declare_weak): Cons weak_decls directly.
14381 (globalize_decl): Remove weak_decls elements directly.
14382 (weak_finish): Simplify weak_decls walk. Don't weaken unused
14383 symbols. Don't pretend to handle aliases.
14384 (init_varasm_once): Update weak_decls registry.
14385 * Makefile.in: Update dependencies.
14387 2002-03-14 Richard Henderson <rth@redhat.com>
14390 * config/ia64/ia64.c: Include tm_p.h last.
14391 (gen_nop_type): Remove duplicate definition.
14392 (cycle_end_fill_slots): Set sched_data for second L slot.
14393 (maybe_rotate): Call cycle_end_fill_slots to fill in nop slots.
14394 (nop_cycles_until): Fix typos.
14396 2002-03-15 Jakub Jelinek <jakub@redhat.com>
14398 PR optimization/5891
14399 * unroll.c (copy_loop_body) [CALL_INSN]: Copy SIBLING_CALL_P flag.
14401 2002-03-14 David Mosberger <davidm@hpl.hp.com>, Hans Boehm <Hans_Boehm@hp.com>
14403 * config/ia64/unwind-ia64.c: Handle copy_state and label_state
14404 descriptors correctly.
14406 2002-03-14 Michael Meissner <meissner@redhat.com>
14408 * params.def (PARAM_MAX_UNROLLED_INSNS): New macro, default to
14409 100, allowing MAX_UNROLLED_INSNS to be overridden.
14411 * params.h (MAX_UNROLLED_INSNS): Define so it can be overridden by
14414 * unroll.c (params.h): Include.
14415 (MAX_UNROLLED_INSNS): Delete, now in params.h.
14417 * doc/invoke.texi (--param max-unroll-insns): Document.
14419 * Makefile.in (unroll.o): Add $(PARAMS_H) dependency.
14421 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
14423 * arm.md: Fix warnings about constraints in peepholes and splits.
14425 2002-03-14 Zack Weinberg <zack@codesourcery.com>
14427 * cpphash.h (struct lexer_state): Remove line_extension member.
14428 * cpplib.c (dequote_string, do_linemarker): New functions.
14429 (linemarker_dir): New data object.
14430 (DIRECTIVE_TABLE): No longer need to interpret #line in
14431 preprocessed source. Delete obsolete comment about return
14432 values of handlers.
14433 (end_directive, directive_diagnostics, _cpp_handle_directive):
14434 Don't muck with line_extension.
14435 (directive_diagnostics): No need to issue warnings for
14437 (_cpp_handle_directive): Issue warnings for linemarkers here,
14438 when appropriate. Dispatch linemarkers to do_linemarker, not
14440 (do_line): Code to handle linemarkers split out to do_linemarker.
14441 Convert escape sequences in filename argument, both places.
14443 * cppmacro.c (quote_string): Rename cpp_quote_string and
14444 export. All callers changed.
14445 * cpplib.h (cpp_quote_string): Prototype.
14446 * cppmain.c (print_line): Call cpp_quote_string on to_file
14447 before printing it.
14449 * doc/cpp.texi: Document that escapes are now interpreted in
14450 #line and in linemarkers, and that non-printing characters are
14451 converted to octal escapes when linemarkers are generated.
14453 Thu Mar 14 19:04:29 CET 2002 Jan Hubicka <jh@suse.cz>
14455 * emit-rtl.c (try_split): Use delete_insns.
14456 * recog.c (split_all_insns): Fix terminating condition.
14458 2002-03-14 Richard Earnshaw <rearnsha@arm.com>
14459 Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
14462 * arm.c (arm_output_epilogue): Fix floating-point register save
14463 adjustment when using a frame pointer.
14465 2002-03-14 Richard Sandiford <rsandifo@redhat.com>
14467 * config/mips/mips.h (FP_INC, UNITS_PER_FPVALUE): New macros.
14468 * config/mips/mips.c (compute_frame_size): Retrofit them here.
14469 (save_restore_insns, mips_expand_epilogue): And here.
14470 (build_mips16_call_stub): And here.
14471 (mips_function_value): Use the new macros to decide whether a single
14472 or complex float can be returned in floating-point registers. Return
14473 a parallel rtx in the complex case.
14475 Thu Mar 14 11:03:12 CET 2002 Jan Hubicka <jh@suse.cz>
14477 * toplev.c (rest_of_compilation): Add CLEANUP_UPDATE_LIFE to cfg_cleanup
14478 call after liveness analysis.
14480 * recog.c (split_insn): Use delete_insn_and_edges.
14482 * cfgrtl.c (verify_flow_info): Be permisive about non-any_condjump
14483 instructions to have branch prediction notes.
14484 * ia64reorg.c (ia64_reorg): Do not rebuild CFG.
14486 2002-03-14 Geoffrey Keating <geoffk@redhat.com>
14488 * configure.in: Don't pass -Wno-long-long to a ADA compiler
14489 that doesn't support it.
14490 * configure: Regenerate.
14492 2002-03-13 Jakub Jelinek <jakub@redhat.com>
14495 * config/sparc/sparc.md (normal_branch, inverted_branch,
14496 normal_fp_branch, inverted_fp_branch, normal_fpe_branch,
14497 inverted_fp_branch): Adjust calls to output_cbranch.
14498 Set length attribute.
14499 (normal_int_branch_sp64, inverted_int_branch_sp64): Adjust calls to
14500 output_v9branch. Set length attribute.
14501 * config/sparc/sparc.c (fcc0_reg_operand, noov_compare64_op): New
14503 (noov_compare_op): Handle CCX_NOOVmode the same way as CC_NOOVmode.
14504 (output_cbranch): Likewise. Handle far branches.
14505 (output_v9branch): Handle far branches.
14506 * config/sparc/sparc-protos.h (output_cbranch, output_v9branch):
14508 * config/sparc/sparc.h (PREDICATE_CODES): Add fcc0_reg_operand and
14509 noov_compare64_op predicates.
14511 2002-03-13 Jason Merrill <jason@redhat.com>
14513 * gthr-posix.h (__gthread_active_p): Move __gthread_active_ptr
14514 into the function and constify it.
14515 * gthr-dce.h, gthr-solaris.h: Likewise.
14517 2002-03-13 David Edelsohn <edelsohn@gnu.org>
14519 * config/rs6000/rs6000.h (PAD_VARARGS_DOWN): Define.
14520 * config/rs6000/rs6000.c (rs6000_va_arg): Use
14521 std_expand_builtin_va_arg if not ABI_V4.
14523 2002-03-13 Jason Merrill <jason@redhat.com>
14525 * varasm.c (globalize_decl): New fn.
14526 (assemble_start_function): Use it.
14527 (asm_emit_uninitialized): Use it.
14528 (assemble_alias): Use it.
14529 (assemble_variable): Use it.
14531 2002-03-13 Hans-Peter Nilsson <hp@axis.com>
14533 * config/cris/cris.c (cris_target_asm_function_prologue): Revert
14534 2002-03-12 internal visibility change.
14535 (cris_encode_section_info): Consider MODULE_LOCAL_P when encoding
14536 visibility into SYMBOL_REF_FLAG.
14538 2002-03-13 Ulrich Weigand <uweigand@de.ibm.com>
14540 * expr.c (expand_expr, case NE_EXPR): Do not call copy_to_reg with
14541 VOIDmode operand. Add compile-time optimization for constant results.
14543 2002-03-12 Jason Merrill <jason@redhat.com>
14545 * c-typeck.c (convert_for_assignment): Don't allow conversions
14546 between pointers and references. Only allow lvalues to convert to
14549 2002-03-13 Hartmut Penner <hpenner@de.ibm.com>
14551 * config/s390/s390.h (PROFILE_BEFORE_PROLOGUE): Emit profile code
14552 before prologue, to avoid scheduling problems.
14554 2002-03-13 Jakub Jelinek <jakub@redhat.com>
14556 * config/sparc/sparc.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
14557 (ELIMINABLE_REGS): Add sfp->sp.
14558 (INITIAL_ELIMINATION_OFFSET): Compute sfp->sp offset too.
14560 2002-03-13 Jakub Jelinek <jakub@redhat.com>
14562 PR optimization/5892
14563 * config/ia64/ia64.c (rotate_one_bundle): Update current packet.
14565 2002-03-13 Jakub Jelinek <jakub@redhat.com>
14567 * loop.c (basic_induction_var): Don't call convert_modes if mode
14568 classes are different.
14570 2002-03-12 Richard Henderson <rth@redhat.com>
14572 PR optimization/5901
14573 * function.c (reposition_prologue_and_epilogue_notes): Position
14574 the markers after/before the last/first insn not deleted.
14576 2002-03-12 Richard Henderson <rth@redhat.com>
14578 PR optimization/5878
14579 * config/arc/arc.h, config/cris/cris.h, config/i386/i386.h,
14580 config/m68k/m68k.h, config/s390/s390.h, config/sparc/sparc.h
14581 (PIC_OFFSET_TABLE_REGNUM): Conditionalize on flag_pic.
14583 * config/arm/arm.h config/i386/i386.h, config/m68k/m68k.h,
14584 config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Set
14585 PIC_OFFSET_TABLE_REGNUM based on INVALID_REGNUM not flag_pic.
14587 * config/arc/arc.h (CONDITIONAL_REGISTER_USAGE): New.
14588 * config/arm/arm.c (arm_pic_register): Init to INVALID_REGNUM.
14589 (arm_override_options): Set arm_pic_register if TARGET_APCS_STACK
14590 also. Don't set it if not flag_pic.
14591 * config/i386/i386.c (ix86_save_reg): Trust PIC_OFFSET_TABLE_REGNUM
14592 to be INVALID_REGNUM when not used.
14594 2002-03-13 Aldy Hernandez <aldyh@redhat.com>
14596 * expmed.c (store_bit_field): Reset alias set for memory.
14597 (extract_bit_field): Same.
14599 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14601 * c-common.c (c_tree_code_type, c_tree_code_length,
14602 c_tree_code_name, add_c_tree_codes): Delete.
14603 * c-common.h (add_c_tree_codes): Delete.
14604 * c-lang.c (tree_code_type, tree_code_length, tree_code_name):
14606 * c-objc-common.c (c_objc_common_init): Don't call
14607 add_c_tree_codes, instead set lang_unsafe_for_reeval.
14608 * objc/objc-act.c (objc_tree_code_type, objc_tree_code_length,
14609 objc_tree_code_name, add_objc_tree_codes): Delete.
14610 (objc_init): Don't call add_objc_tree_codes.
14611 * objc/objc-lang.c (tree_code_type, tree_code_length,
14612 tree_code_name): Define.
14613 * toplev.c (lang_independent_init): Don't set
14614 tree_code_length[IDENTIFIER_NODE].
14615 * tree.c (tree_code_type, tree_code_length, tree_code_name):
14616 Delete definitions, moved to language front-ends.
14617 * tree.def (IDENTIFIER_NODE): Hardwire the length.
14618 * tree.h (tree_code_type, tree_code_length, tree_code_name):
14620 (tree_code_length): Change type to unsigned char.
14622 2002-03-12 Richard Henderson <rth@redhat.com>
14624 * config/i386/i386.c (ix86_expand_prologue): Revert 2002-03-03
14625 internal visibility change.
14627 2002-03-12 Bob Wilson <bob.wilson@acm.org>
14629 * config/xtensa/xtensa.c (xtensa_expand_block_move): Use
14630 validize_mem() instead of change_address to avoid clobbering
14633 2002-03-12 Neil Booth <neil@daikokuya.demon.co.uk>
14635 * c-lex.h (position_after_whitespace): Remove.
14637 2002-03-12 Jakub Jelinek <jakub@redhat.com>
14639 * c-lex.c (cb_ident, c_lex): Remove unnecessary cast.
14640 (lex_string): Use unsigned char pointers.
14642 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
14644 * reload1.c (reload): Ignore MEM REG_EQUIV notes if the equivalent
14645 is not a valid memory_operand.
14647 2002-03-12 Bob Wilson <bob.wilson@acm.org>
14649 * config/xtensa/xtensa-config.h: Define XCHAL_HAVE_LOOPS.
14650 * config/xtensa/lib1funcs.asm: Fix copyright to include
14651 special case for libgcc files.
14652 (__udivsi3): Avoid loop instructions when XCHAL_HAVE_LOOPS is 0.
14653 (__divsi3): Likewise.
14654 (__umodsi3): Likewise.
14655 (__modsi3): Likewise.
14656 * config/xtensa/lib2funcs.S: Fix copyright to include
14657 special case for libgcc files.
14659 2002-03-12 Tom Rix <trix@redhat.com>
14661 * collect2.c (resolve_lib_name): Move outside of
14662 OBJECT_FORMAT_COFF ifdef.
14663 (ignore_library): Same.
14665 2002-03-12 Bob Wilson <bob.wilson@acm.org>
14667 * config/xtensa/t-xtensa (CRTSTUFF_T_CFLAGS_S): Define.
14669 2002-03-12 Bob Wilson <bob.wilson@acm.org>
14671 * config/xtensa/xtensa.h (ASM_OUTPUT_POOL_PROLOGUE): Switch
14672 to function_section before writing out the constant pool.
14674 2002-03-12 David Edelsohn <edelsohn@gnu.org>
14676 * config/rs6000/rs6000.h (PREDICATE_CODES): Add any_operand and
14678 * config/rs6000/rs6000.c (easy_fp_constant): Fix formatting.
14680 2002-03-12 Alan Modra <amodra@bigpond.net.au>
14682 * config/rs6000/rs6000.md (addsi3): Optimize sign extension.
14683 (adddi3): Likewise.
14686 (cmpsi splitter): Likewise.
14687 (modsi3): Fail if <= 0.
14688 * config/rs6000/rs6000.c (reg_or_add_cint64_operand): Remove
14689 redundant test when HOST_BITS_PER_WIDE_INT != 32.
14690 (reg_or_sub_cint64_operand): Likewise.
14691 (num_insns_constant_wide): Optimize sign extension.
14692 (rs6000_legitimize_address): Likewise.
14694 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
14696 * config/sparc/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14697 * config/sparc/linux64.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
14699 2002-03-12 Andrew MacLeod <amacleod@redhat.com>
14701 * config/sparc/sparc.h (RETURN_ADDR_RTX): Include v9 stack bias in
14702 address calculation.
14704 2002-03-12 Ulrich Weigand <uweigand@de.ibm.com>
14706 * config/s390/s390.md (reload_insi, reload_indi): Change mode of
14707 scratch register to DImode / TImode.
14708 config/s390/s390.c (s390_expand_plus_operand): Make sure scratch
14709 register used does not overlap the target.
14711 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14713 * Makefile.in (debug.o): Depend on debug.h.
14714 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Const-ify.
14715 * debug.c (do_nothing_debug_hooks): Likewise.
14716 * debug.h (debug_hooks, do_nothing_debug_hooks, dbx_debug_hooks,
14717 sdb_debug_hooks, xcoff_debug_hooks, dwarf_debug_hooks,
14718 dwarf2_debug_hooks, vmsdbg_debug_hooks): Likewise.
14719 * dwarf2out.c (dwarf2_debug_hooks): Likewise.
14720 * dwarfout.c (dwarf_debug_hooks): Likewise.
14721 * integrate.c (output_inline_function): Likewise.
14722 * objc/objc-act.c (synth_module_prologue): Likewise.
14723 * sdbout.c (sdb_debug_hooks): Likewise.
14724 * toplev.c (debug_hooks): Likewise.
14725 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
14727 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14729 * 1750a.h, a29k.h, arc.h, arm.h, c4x.h, clipper.h, cris.h, d30v.h,
14730 dsp16xx.h, fr30.h, h8300.h, i370.h, i386.h, i860.h, i960.h,
14731 m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h, mmix.h, mn10300.h,
14732 ns32k.h, pa.h, pdp11.h, pj.h, romp.h, s390.h, stormy16.h,
14733 v850.h, vax.h, we32k.h, xtensa.h (POINTER_SIZE): Delete.
14734 * defaults.h (POINTER_SIZE): Define.
14735 * doc/tm.texi (POINTER_SIZE): Document default.
14737 2002-03-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14739 * mn10200.h (PTRDIFF_TYPE): Change it to a signed type.
14741 2002-03-11 Richard Henderson <rth@redhat.com>
14743 * toplev.c (rest_of_compilation): Call purge_all_dead_edges
14744 if rebuild_label_notes_after_reload.
14746 2002-03-12 Hans-Peter Nilsson <hp@axis.com>
14748 * config/cris/cris.c (cris_target_asm_function_prologue): Do not
14749 emit pic register load if "internal" visibility.
14750 (cris_print_operand): Avoid traditional-warning for 0xffffffff.
14751 (cris_expand_builtin_va_arg): Do all computations on trees.
14753 2002-03-11 Richard Henderson <rth@redhat.com>
14755 * rtlanal.c: Include recog.h.
14756 (keep_with_call_p): Fix thinko.
14757 * Makefile.in (rtlanal.o): Update dependencies.
14759 2002-03-11 Chris Meyer <cmeyer@gatan.com>
14761 * genflags.c (gen_insn): Use IS_VSPACE.
14762 * genoutput.c (output_insn_data): Likewise.
14763 (process_template): Likewise.
14765 2002-03-11 Richard Henderson <rth@redhat.com>
14767 * toplev.c (rest_of_compilation): Don't compile if we've had errors.
14769 2002-03-11 Neil Booth <neil@daikokuya.demon.co.uk>
14771 * Makefile.in: Update.
14772 * doc/cppenv.texi, cppopts.texi: Split out of cpp.texi and gcc.texi.
14773 Update documentation.
14774 * doc/gcc.texi: Include cppopts.texi and cppenv.texi.
14775 * doc/cpp.texi: Include cppopts.texi and cppenv.texi.
14777 2002-03-11 Zack Weinberg <zack@codesourcery.com>
14779 * Makefile.in: Give texi2pod its input file as a command line
14780 argument, not on stdin.
14782 2002-03-11 Dan Nicolaescu <dann@ics.uci.edu>
14783 Daniel Berlin <dan@dberlin.org>
14785 C++ alias analysis improvement.
14786 * alias.c (record_component_aliases): Record aliases for base
14789 2002-03-11 Ulrich Weigand <uweigand@de.ibm.com>
14791 * config/s390/s390.h (REG_ALLOC_ORDER): Add missing register.
14793 2002-03-11 Douglas B Rupp <rupp@gnat.com>
14795 * toplev.c (vms_fopen): Remove, not needed.
14797 * vmsdbgout.c (lookup_filename): Adjust creation date for GMT.
14799 * config/alpha/xm-vms.h (__UNIX_FWRITE): Define.
14801 * config/alpha/alpha.c (alpha_sa_size, VMS): Don't reserve space
14802 for FP, already done later.
14804 * toplev.c (debug_args): Add entry for VMS_DEBUG.
14805 * vmsdbgout.c (vmsdbgout_init): Fix typo in call to xmalloc.
14807 2002-03-11 Richard Sandiford <rsandifo@redhat.com>
14809 * defaults.h (LARGEST_EXPONENT_IS_NORMAL, ROUND_TOWARDS_ZERO): New.
14810 (MODE_HAS_NANS, MODE_HAS_INFINITIES): Evaluate to false if
14811 LARGEST_EXPONENT_IS_NORMAL for the given mode.
14812 (MODE_HAS_SIGN_DEPENDENT_ROUNDING): False when ROUND_TOWARDS_ZERO.
14813 * real.c (eadd1): Make rounding dependent on !ROUND_TOWARDS_ZERO.
14814 (ediv, emul, eldexp, esqrt): Likewise.
14815 (etoe113, etoe64, etoe53, etoe24, etodec, etoibm, etoc4x): Likewise.
14816 (e24toe): Only check NaNs & infinities if !LARGEST_EXPONENT_IS_NORMAL.
14817 (saturate): New function.
14818 (toe53, toe24): Saturate on overflow if LARGEST_EXPONENT_IS_NORMAL.
14819 (make_nan): Use a saturation value instead of a NaN if
14820 LARGEST_EXPONENT_IS_NORMAL. Warn when this happens.
14821 * fp-bit.c (pack_d): Saturate on NaN, infinite or overflowing
14822 inputs if LARGEST_EXPONENT_IS_NORMAL. Represent subnormals as
14823 zero if NO_DENORMALS. Only round to nearest if !ROUND_TOWARDS_ZERO.
14824 (unpack_d): No NaNs or infinities if LARGEST_EXPONENT_IS_NORMAL.
14825 (_fpmul_parts, _fpdiv_parts): Only round to nearest if
14826 !ROUND_TOWARDS_ZERO.
14827 * doc/tm.texi (LARGEST_EXPONENT_IS_NORMAL): Document.
14828 (ROUND_TOWARDS_ZERO): Document.
14830 2002-03-11 Andreas Jaeger <aj@suse.de>
14832 * cfg.c (dump_flow_info): Remove unused variable.
14834 2002-03-11 Hans-Peter Nilsson <hp@bitrange.com>
14836 * config/mmix/mmix.c (mmix_expand_builtin_va_arg): Do all
14837 computations on trees.
14839 2002-03-10 Richard Henderson <rth@redhat.com>
14842 * reload.c (copy_replacements_1): New.
14843 (copy_replacements): Use it to recurse through the rtx.
14845 2002-03-10 Richard Henderson <rth@redhat.com>
14847 * loop.c (strength_reduce): Compute number of iterations as
14848 unsigned HOST_WIDE_INT.
14850 2002-03-10 Richard Henderson <rth@redhat.com>
14852 * sched-rgn.c (add_branch_dependences): Don't allow insns that throw
14853 to move away from the end of the block.
14855 2002-03-10 Neil Booth <neil@daikokuya.demon.co.uk>
14857 PR preprocessor/5899
14858 * cppinit.c (init_dependency_output): Don't ignore -dM etc.
14860 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14862 * mbchar.c (JIS_state_table, JIS_action_table): Const-ify.
14864 * attribs.c (decl_attributes): Fix signed/unsigned warning.
14866 2002-03-10 Hans-Peter Nilsson <hp@bitrange.com>
14868 * config/mmix/mmix.c: Improve comments.
14869 (mmix_target_asm_function_prologue): Drop variable
14870 empty_stack_frame. Don't allocate unused slot above fp.
14871 (mmix_target_asm_function_epilogue): Mirror prologue changes.
14872 * config/mmix/mmix.h (MMIX_GNU_ABI_REG_ALLOC_ORDER): Don't have
14873 brace in first column.
14874 (enum reg_class): Ditto.
14875 (FIRST_PARM_OFFSET): Now 0.
14876 (USER_LABEL_PREFIX): Remove #if 0:d definition.
14878 2002-03-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14880 * combine.c (make_extraction): Fix error in last change.
14882 2002-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14884 * c4x.c (c4x_fp_reglist): Const-ify.
14885 * cris.c (cris_print_operand): Likewise.
14886 * i386.c (ix86_va_arg): Likewise.
14887 * ia64/unwind-ia64.c (unw_decode_table): Likewise.
14888 * m32r.c (m32r_hard_regno_mode_ok): Likewise.
14889 * m32r.h (m32r_hard_regno_mode_ok): Likewise.
14890 * mcore.c (regno_reg_class, mcore_unique_section): Likewise.
14891 * mcore.h (regno_reg_class): Likewise.
14892 * mips.c (gen_int_relational): Likewise.
14893 * ns32k.c (ns32k_reg_class_contents, regclass_map): Likewise.
14894 * ns32k.h (ns32k_reg_class_contents, regclass_map): Likewise.
14895 * pdp11.c (move_costs): Likewise.
14896 * pj.h (INITIALIZE_TRAMPOLINE): Likewise.
14897 * s390.c (s390_branch_condition_mnemonic, regclass_map):
14899 * s390.h (regclass_map): Likewise.
14900 * sh.c (shift_amounts): Likewise.
14901 * sh.md (rotlsi3): Likewise.
14903 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
14905 * config/rs6000/rs6000.md (ne0+4): Add extra CLOBBER.
14906 (ne0+5): Use new clobber to generate proper shift pattern.
14907 Patch by Michael Matz <matz@kde.org>.
14909 2002-03-09 Andreas Schwab <schwab@suse.de>
14911 * gcc.c (validate_all_switches): Also handle `%W{...}'.
14913 2002-03-09 Geoffrey Keating <geoffk@redhat.com>
14915 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Don't define.
14917 2002-03-09 Jakub Jelinek <jakub@redhat.com>
14920 * expr.c (highest_pow2_factor): Check TREE_INT_CST_LOW
14921 even for non-representable constants.
14923 Sat Mar 9 07:20:01 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
14925 * emit-rtl.c (copy_most_rtx): Accept EXPR_LIST for may_share.
14926 * function.c (fixup_var_refs): Add MAY_SHARE parameter.
14927 (fixup_var_refs_insns, fixup_var_refs_insns_with_has): Likewise.
14928 (fixup_var_refs_insn, fixup_var_refs_1): Likewise.
14929 (pop_function_context): Compute MAY_SHARE parameter for
14931 (fixup_var_refs_1, case MEM): Pass MAY_SHARE to copy_most_rtx, not VAR.
14932 (gen_mem_addressof): Call fixup_var_refs with new parm.
14934 * combine.c (make_extraction): Don't make extension of CONST_INT.
14936 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
14938 * config/mips/mips.c (function_arg_pass_by_reference): Force to 0
14939 in o32 and o64 ABIs.
14940 * config/mips/abi64.h (MUST_PASS_IN_STACK): Define as in expr.h,
14941 but getting fixed-size structs passed in registers regardless of
14942 padding in o32 and o64 ABIs.
14944 * config/mips/mips.c (mips_va_arg): Apply big-endianness address
14945 offset before loading address of argument passed by transparent
14948 2002-03-08 John David Anglin <dave@hiauly1.hia.nrc.ca>
14950 * t-pa64 (LIB1ASMFUNCS, LIB1ASMSRC): Delete.
14952 2002-03-09 Alexandre Oliva <aoliva@redhat.com>
14954 * config/mips/mips.c (mips_expand_prologue): Set regno of vararg
14955 marker such that registers after it are saved.
14957 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14959 * sparc.c (arith_4096_operand): Fix error in last change.
14961 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
14963 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Remove duplicate
14964 defaults for MEABI.
14966 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
14968 * config/rs6000/rs6000.c (rs6000_va_arg): Fix alignment for
14971 2002-03-08 Aldy Hernandez <aldyh@redhat.com>
14973 * config/rs6000/sysv4.h (BIGGEST_ALIGNMENT): Change for altivec.
14975 Fri Mar 8 21:27:49 CET 2002 Jan Hubicka <jh@suse.cz>
14977 * cfgrtl.c (purge_dead_edges): Set BB_DRITY flags if edge has been
14978 removed; fix return value.
14979 * combine.c (combine_instructions): Dirtify blocks where we failed to
14980 update liveness; purge dead edges; use update_life_info_in_dirty_blocks.
14981 * toplev.c (rest_of_compilation): Do not purge_dead_edges after combine.
14983 2002-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14985 * gcse.c (insert_insn_end_bb): Fix typo in last change.
14987 Fri Mar 8 21:08:52 CET 2002 Jan Hubicka <jh@suse.cz>
14989 * recog.c (peephole2_optimize): Re-distribute EH edges.
14991 2002-03-08 Neil Booth <neil@daikokuya.demon.co.uk>
14993 * expr.c (expand_expr): Use unsave lang hook.
14994 * langhooks-def.h (LANG_HOOKS_UNSAVE): New.
14995 (LANG_HOOKS_INITIALIZER): Update.
14996 * langhooks.h (struct lang_hooks): New hook unsave.
14997 * tree.c (lang_unsave, lang_unsave_expr_now): Remove.
14998 (unsave_expr_1): Remove unused lang_unsave_expr_now.
14999 (unsave_expr_now_r): Rename lhd_unsave. Update. Return input.
15000 (unsave_expr_now): Remove.
15001 * tree.h (unsave_expr_now, lang_unsave,
15002 lang_unsave_expr_now): Remove.
15005 2002-03-08 Andreas Jaeger <aj@suse.de>
15007 * flow.c (propagate_block_delete_insn): Remove unused variable.
15009 2002-03-08 Kazu Hirata <kazu@hxi.com>
15011 * config/h8300/h8300.c (h8300_adjust_insn_length): Tighten
15012 insn length for memory load/store.
15014 2002-03-08 Craig Rodrigues <rodrigc@gcc.gnu.org>
15016 * doc/install.texi (--with-libiconv-prefix): Document.
15018 2002-03-08 Michael Y. Brukman <myb2@cornell.edu>
15020 * doc/sourcebuild.texi: Fix typo.
15022 2002-03-08 Jakub Jelinek <jakub@redhat.com>
15025 * builtins.c (std_expand_builtin_va_arg): Do all computations on
15028 Fri Mar 8 06:48:45 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15030 * rtl.c (copy_most_rtx): Move from here ...
15031 * emit-rtl.c (copy_most_rtx): ... to here.
15033 2002-03-08 Alexandre Oliva <aoliva@redhat.com>
15035 * config/mips/mips.h (LONG_MAX_SPEC): Rewrite, along with
15036 SUBTARGET_CPP_SIZE_SPEC.
15037 * config/mips/abi64.h (LONG_MAX_SPEC): Delete.
15039 * config/mips/mips.h (SUBTARGET_CPP_SIZE_SPEC): Simplify.
15041 2002-03-07 Matt Hiller <hiller@redhat.com>
15043 * gensupport.c (first_dir_md_include): Renamed from include;
15044 change all references.
15045 (last_dir_md_include): Renamed from last_include; change all
15047 (init_md_reader): Unconditionally initialize base_dir whether or
15048 not filename is a relative path.
15050 2002-03-07 Alexandre Oliva <aoliva@redhat.com>
15052 * config/fp-bit.c (_unord_f2): Compile it in even if
15053 US_SOFTWARE_GOFAST is enabled.
15055 * config/gofast.h (GOFAST_RENAME_LIBCALLS): Set gt and ge as
15056 NULL_RTX. Set all HFmode operations as NULL_RTX.
15057 * optabs.c (prepare_float_lib_cmp) <GT, GE, LT, LE>: If libfunc is
15058 NULL_RTX, try reversing the comparison and the operands.
15060 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
15062 * genextract.c (walk_rtx): Recurse into MATCH_PAR_DUP.
15063 genoutput.c (scan_operands): Recurse into MATCH_PAR_DUP
15066 Thu Mar 7 16:54:10 CET 2002 Jan Hubicka <jh@suse.cz>
15068 * reload1.c (reload_cse_delete_noop_set): Purge dead edges.
15070 Thu Mar 7 16:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
15072 * basic-block.h (fixup_abnormal_edges): Declare.
15073 * reload1.c (fixup_abnormal_edges): New function.
15074 * reg-stack.c (convert_regs): Use it.
15076 * gcse.c (insert_insn_end_bb): Handle trapping insns.
15078 * gcse.c (hash_scan_set): Refuse instructions with EH edges.
15080 2002-03-07 Richard Sandiford <rsandifo@redhat.com>
15082 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES): New.
15083 (MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): New.
15084 * flags.h (HONOR_NANS, HONOR_INFINITIES, HONOR_SIGNED_ZEROS): New.
15085 (HONOR_SIGN_DEPENDENT_ROUNDING): New.
15086 * builtins.c (expand_builtin_mathfn): Use HONOR_NANS.
15087 * c-common.c (truthvalue_conversion): Reduce x - y != 0 to x != y
15088 unless x and y could be infinite.
15089 (expand_unordered_cmp): New, mostly split from expand_tree_builtin.
15090 Check that the common type of both arguments is a real, even for
15091 targets without unordered comparisons. Allow an integer argument
15092 to be compared against a real.
15093 (expand_tree_builtin): Use expand_unordered_cmp.
15094 * combine.c (combine_simplify_rtx): Use the new HONOR_... macros.
15095 * cse.c (fold_rtx): Likewise. Fix indentation.
15096 * fold-const.c (fold_real_zero_addition_p): New.
15097 (fold): Use it, and the new HONOR_... macros.
15098 * ifcvt.c (noce_try_minmax): Use the new HONOR_... macros.
15099 * jump.c (reversed_comparison_code_parts): After searching for
15100 the true comparison mode, use HONOR_NANS to decide whether it
15101 can be safely reversed.
15102 (reverse_condition_maybe_unordered): Remove IEEE check.
15103 * simplify-rtx.c (simplify_binary_operation): Use the new macros
15104 to decide which simplifications are valid. Allow the following
15105 simplifications for IEEE: (-a + b) to (b - a), (a + -b) to (a - b),
15106 and (a - -b) to (a + b).
15107 (simplify_relational_operation): Use HONOR_NANS.
15108 * doc/tm.texi: Document the MODE_HAS_... macros.
15110 2002-03-07 Richard Earnshaw <rearnsha@arm.com>
15112 * combine.c (simplify_comparison): If simplifying a logical shift
15113 right and compare with constant, force the comparison to unsigned.
15115 2002-03-07 Aldy Hernandez <aldyh@redhat.com>
15117 * doc/invoke.texi: Add documentation for -mabi=no-altivec.
15119 * config/rs6000/rs6000.c (rs6000_parse_abi_options): Add
15121 (alt_reg_names): Remove % for vrsave.
15123 2002-03-06 Richard Henderson <rth@redhat.com>
15125 PR optimization/5844
15126 * genemit.c (gen_exp): New argument used. Invoke copy_rtx
15127 if used indicates we've already emitted one copy of an operand.
15128 (gen_insn, gen_expand, output_add_clobbers): Supply a null used.
15129 (gen_split): Supply a non-null used.
15131 2002-03-06 Ulrich Weigand <uweigand@de.ibm.com>
15133 * reload1.c (reload): Unshare all rtl after reload is done.
15135 * simplify-rtx.c (simplify_plus_minus): Do not abort,
15136 but simply fail if the expression is too complex to simplify.
15137 (simplify_gen_binary): Handle simplify_plus_minus failures.
15139 Wed Mar 6 20:32:09 CET 2002 Jan Hubicka <jh@suse.cz>
15141 * toplev.c (rest_of_compilation): Do jump threading before SSA path;
15142 consistently call delete_trivially_dead_insns after CSE and GCSE;
15143 fix DFI_life dumping; do jump threading after liveness; do crossjumping
15144 after liveness2; update comment in last crossjumping.
15145 * cfgcleanup.c (try_crossjump_to_edge): Dirtify block.
15147 Wed Mar 6 12:27:10 2002 Jeffrey A Law (law@redhat.com)
15149 * ssa-ccp.c (ssa_fast_dce): Update the DF def-use chains
15150 after completing fast dead code elimination.
15152 * m68k.h (CONST_COSTS): Lower cost of 0.0 when used inside a
15155 2002-03-06 Phil Edwards <pme@gcc.gnu.org>
15157 * version.c: Fix misplaced leading blanks on first line.
15159 Wed Mar 6 19:08:03 CET 2002 Jan Hubicka <jh@suse.cz>
15161 * cfgrtl.c (verify_flow_info): Accept RESX as EH edge source.
15163 Wed Mar 6 18:14:43 CET 2002 Jan Hubicka <jh@suse.cz>
15165 * cfgcleanup.c (mentions_nonequal_regs): New function.
15166 (thread_jump): Use it.
15167 * toplev.c (rest_of_compilation): Run jump threading after
15170 2002-03-06 Jakub Jelinek <jakub@redhat.com>
15172 * ssa-ccp.c (ssa_ccp_substitute_constants): Backout 2002-03-05
15175 Wed Mar 6 11:28:19 CET 2002 Jan Hubicka <jh@suse.cz>
15177 * predict.c (estimate_bb_frequencies): Do not reload the
15178 frequencies from notes.
15180 Wed Mar 6 10:59:39 CET 2002 Jan Hubicka <jh@suse.cz>
15182 * cfgrtl.c (delete_insn_and_edges, delete_insn_chain_and_edges): New.
15183 * rtl.h (delete_insn_and_edges, delete_insn_chain_and_edges): Declare
15185 * basic-block.h (update_life_info, update_life_info_in_dirty_blocks,
15186 delete_noop_moves): Return indeger.
15187 * flow.c (ndead): New variable.
15188 (propagate_block_delete_insn): Use delete_insn_and_edges; remove
15189 BB argument; update callers.
15190 (propagate_block_delete_libcall): Use delete_insn_chain_and_edges.
15191 (life_analysis): Do not call purge_all_dead_edges.
15192 (update_life_info): Return number of deleted insns; print statistics.
15193 (update_life_info_in_dirty_blocks): likewise.
15194 (delete_noop_moves): Use delete_insn_and_edges; print statistics;
15195 return number of insns deleted.
15197 * cse.c: Include timevar.h
15198 (delete_trivially_dead_insns): Kill preserve_basic_blocks argument;
15199 iterate until stabilizes; print statistics; return number of killed
15201 * Makefile.in: (cse.o): Add timevar.h dependency
15202 * rtl.h (delete_trivially_dead_insns): New.
15203 * timever.def: Add TV_DELETE_TRIVIALLY_DEAD timer.
15204 * toplev.c (rest_of_compilation): Update callers.
15206 * cfgcleanup.c (try_optimize_cfg): Kill blocks.
15207 (try_optimize_cfg): Do not update liveness.
15208 (cleanup-cfg): Loop until try_optimize_cfg and dead code
15209 removal stabilizes; use delete_trivially_dead_insns.
15211 * cfgrtl.c (verify_flow_info): Sanity check outgoing edges.
15213 2002-03-05 Zack Weinberg <zack@codesourcery.com>
15215 * cppmain.c (setup_callbacks): Disable #pragma and #ident
15216 callbacks when processing assembly language.
15218 2002-03-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
15220 * pa.h (ASM_FILE_END): Define.
15221 * som.h (ASM_FILE_END): Delete.
15223 * pa.c (function_arg): Don't pass floats in general registers in
15224 indirect calls if TARGET_ELF32.
15226 2002-03-05 Richard Henderson <rth@redhat.com>
15228 * config/i386/i386.md (floatsidf2): Conditionalize on hard-float.
15230 2002-03-05 Danny Smith <dannysmith@users.sourceforge.net>
15232 * gthr-win32.h (__GTHREAD_MUTEX_INIT_DEFAULT): Define.
15234 2002-03-05 Jakub Jelinek <jakub@redhat.com>
15236 * mklibgcc.in: Prepend a tab before .hidden, add $flags to gcc
15237 -r command line. Don't hide any symbols if not building
15240 Tue Mar 5 18:31:27 CET 2002 Jan Hubicka <jh@suse.cz>
15242 * cfg.c (dump_flow_info): Warn about profile mismatches.
15243 * cfgrtl.c (verify_flow_info): Few aditional sanity checks.
15244 (purge_dead_edges): Remove REG_BR_PROB notes on simplejumps.
15246 2002-03-05 Jakub Jelinek <jakub@redhat.com>
15248 * expmed.c (emit_store_flag): Don't test BITS_PER_WORD * 2
15249 wide volatile memory by parts.
15251 2002-03-05 Jakub Jelinek <jakub@redhat.com>
15253 * ssa-ccp.c (ssa_ccp_substitute_constants): Don't crash if def
15256 2002-03-05 Richard Henderson <rth@redhat.com>
15258 * rs6000.h (TOTAL_ALTIVEC_REGS): Fix off-by-one error.
15260 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
15262 * toplev.c (documented_lang_options): Document more
15263 language-specific options.
15264 * doc/invoke.texi (Warning Options): Correct documentation for
15265 -Wno-multichar, -Wno-div-by-zero, and -Wsystem-headers.
15266 * c-decl.c (c_decode_option): Use a table to handle warning options.
15268 2002-03-05 Hans-Peter Nilsson <hp@bitrange.com>
15270 * config/mmix/mmix.h (ENCODE_SECTION_INFO): Pass on new second
15271 parameter to mmix_encode_section_info.
15272 (LINK_SPEC): Don't defsym __.MMIX.start..text if linking
15273 relocatably. Always produce ELF, not mmo if linking relocatably.
15274 * config/mmix/mmix.c (mmix_encode_section_info): If new parameter
15275 first is non-zero, don't add symbol prefix.
15276 * config/mmix/mmix-protos.h (mmix_encode_section_info): Tweak
15277 prototype accordingly.
15279 2002-03-04 Krister Walfridsson <cato@df.lth.se>
15281 * config.gcc (*-*-netbsd*): Add t-slibgcc-elf-ver to tmake_file.
15283 2002-03-05 Joseph S. Myers <jsm28@cam.ac.uk>
15285 * configure.in: Increase required makeinfo version to 4.1.
15286 * configure: Regenerate.
15288 2002-03-04 Geoffrey Keating <geoffk@redhat.com>
15290 * .cvsignore: Remove *.info* and genrtl*; these files are generated
15293 2002-03-04 Joseph S. Myers <jsm28@cam.ac.uk>
15295 * doc/include/texinfo.tex: Update to version 2002-03-01.06.
15296 * doc/invoke.texi: Fix @math uses.
15298 Mon Mar 4 15:33:54 CET 2002 Jan Hubicka <jh@suse.cz>
15300 * toplev.c (rest_of_compilation): Cleanup CFG after dead jumptables
15303 2002-03-03 Aldy Hernandez <aldyh@redhat.com>
15305 * config.gcc (powerpc-*-eabialtivec*): Use t-ppcendian.
15306 (powerpc-*-eabisimaltivec*): Same.
15308 * config/rs6000/t-ppcendian: New.
15310 2002-03-04 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
15312 * c4x-protos.h, c4x.h, c4x.c, c4x.md: Add new functions
15313 nonimmediate_src_operand and nonimmediate_lsrc_operand to
15314 disallow ZERO_EXTEND with CONST_INT or CONST_DOUBLE.
15316 2002-03-03 Richard Henderson <rth@redhat.com>
15318 * toplev.c (rest_of_decl_compilation): Revert last two changes.
15320 2002-03-03 Zack Weinberg <zack@codesourcery.com>
15322 * emit-rtl.c, final.c, fold-const.c, gengenrtl.c, optabs.c,
15323 print-tree.c, real.c, real.h, recog.c, rtl.c, simplify-rtx.c,
15324 tree.c, config/m68k/m68k.c:
15325 Remove all #ifndef REAL_ARITHMETIC blocks, make all #ifdef
15326 REAL_ARITHMETIC blocks unconditional. Delete some further
15327 #ifdef blocks predicated on REAL_ARITHMETIC.
15328 * flags.h, toplev.c: Delete remaining references to
15329 flag_pretend_float.
15331 * doc/invoke.texi: Remove documentation of -fpretend-float.
15332 * doc/tm.texi: Describe the various REAL_* macros as provided by
15333 real.h, not by the target configuration files.
15335 * config/alpha/alpha.h, config/alpha/unicosmk.h, config/arm/arm.h,
15336 config/avr/avr.h, config/c4x/c4x.h, config/convex/convex.h,
15337 config/cris/cris.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
15338 config/h8300/h8300.h, config/i370/i370.h, config/i386/i386.h,
15339 config/i386/osf1elf.h, config/i960/i960.h, config/ia64/ia64.h,
15340 config/m32r/m32r.h, config/m68hc11/m68hc11.h, config/m68k/dpx2.h,
15341 config/m68k/linux-aout.h, config/m68k/linux.h, config/m68k/m68k.h,
15342 config/m68k/sun3.h, config/m68k/vxm68k.h, config/mcore/mcore.h,
15343 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
15344 config/mn10300/mn10300.h, config/pa/pa.h, config/pj/pj.h,
15345 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
15346 config/sparc/freebsd.h, config/sparc/linux.h, config/sparc/linux64.h,
15347 config/sparc/sol2.h, config/sparc/sparc.h, config/sparc/vxsim.h,
15348 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vax.h,
15349 config/xtensa/xtensa.h:
15350 Do not define, undefine, or mention in comments any of
15351 REAL_ARITHMETIC, REAL_VALUE_ATOF, REAL_VALUE_HTOF,
15352 REAL_VALUE_ISNAN, REAL_VALUE_ISINF,
15353 REAL_VALUE_TO_TARGET_SINGLE, REAL_VALUE_TO_TARGET_DOUBLE,
15354 REAL_VALUE_TO_TARGET_LONG_DOUBLE, REAL_VALUE_TO_DECIMAL,
15355 REAL_VALUE_TYPE, REAL_VALUES_EQUAL, REAL_VALUES_LESS,
15356 REAL_VALUE_LDEXP, REAL_VALUE_FIX, REAL_VALUE_UNSIGNED_FIX,
15357 REAL_VALUE_RNDZINT, REAL_VALUE_UNSIGNED_RNDZINT,
15358 REAL_INFINITY, REAL_VALUE_NEGATE, REAL_VALUE_TRUNCATE,
15359 REAL_VALUE_TO_INT, or REAL_VALUE_FROM_INT.
15361 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15363 * 1750a.h, a29k.h, alpha.h, arc.h, arm.h, avr.h, c4x.h, clipper.h,
15364 convex.h, cris.h, d30v.h, dsp16xx.h, elxsi.h, fr30.h, h8300.h,
15365 i370.h, i386.h, i860.h, i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h,
15366 m88k.h, mcore.h, mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h,
15367 pa.h, pdp11.h, pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h,
15368 stormy16.h, v850.h, vax.h, we32k.h, xtensa.h (BITS_PER_WORD):
15370 * defaults.h (BITS_PER_WORD): Define.
15371 * doc/tm.texi (BITS_PER_WORD): Document default value.
15373 * 1750a.h, avr.h, convex.h, d30v.h, dsp16xx.h, fr30.h, ia64.h,
15374 m68hc11.h, m88k.h, mips.h, pdp11.h, rs6000.h, sparc.c,
15375 stormy16.h, xtensa.h, vmsdbgout.c (CHAR_TYPE_SIZE): Delete.
15377 2002-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15379 * attribs.c (init_attributes, decl_attributes): Use ARRAY_SIZE in
15380 lieu of explicit sizeof/sizeof.
15381 * i386.c (override_options, ix86_init_mmx_sse_builtins,
15382 ix86_expand_builtin): Likewise.
15383 * mips.c (mips_add_gc_roots): Likewise.
15384 * mmix.c (mmix_output_condition): Likewise.
15385 * rs6000.c (rs6000_override_options, altivec_expand_builtin,
15386 altivec_init_builtins): Likewise.
15387 * sparc.c (mark_ultrasparc_pipeline_state): Likewise.
15388 * cppexp.c (Nsuff, parse_number): Likewise.
15389 * cppinit.c (builtin_array_end): Likewise.
15390 * gcc.c (n_default_compilers, process_command): Likewise.
15391 * genpreds.c (output_predicate_decls): Likewise.
15392 * ggc-page.c (NUM_EXTRA_ORDERS): Likewise.
15393 * lcm.c (N_ENTITIES): Likewise.
15394 * stor-layout.c (set_sizetype): Likewise.
15396 2002-03-03 Richard Henderson <rth@redhat.com>
15398 * toplev.c (rest_of_decl_compilation): Do not invoke make_decl_rtl
15399 for types or labels.
15401 2002-03-03 Richard Henderson <rth@redhat.com>
15403 * c-decl.c (start_decl): Initialized variables are not common.
15405 2002-03-02 Per Bothner <per@bothner.com>
15407 * gcc.c (option_map): Suport new --bootclasspath option.
15408 --CLASSPATH is now just an alias for --classpath.
15410 2002-03-02 Richard Henderson <rth@redhat.com>
15412 * config/i386/i386.h (ix86_expand_prologue): Do not emit pic register
15413 load if "internal" visibility.
15414 * doc/extend.texi: Document visibility meanings.
15416 2002-03-02 Richard Henderson <rth@redhat.com>
15418 * config/i386/i386.h (ENCODE_SECTION_INFO): MODULE_LOCAL_P applies
15419 to functions as well.
15421 2002-03-02 Richard Henderson <rth@redhat.com>
15423 * attribs.c (handle_alias_attribute): Don't call assemble_alias.
15424 (handle_visibility_attribute): Don't call assemble_visibility.
15425 * toplev.c (rest_of_decl_compilation): Invoke make_decl_rtl even
15426 without asmspec. Invoke assemble_alias when needed.
15427 * varasm.c (maybe_assemble_visibility): New.
15428 (assemble_start_function, assemble_variable, assemble_alias): Use it.
15430 2002-03-02 Richard Henderson <rth@redhat.com>
15432 * varasm.c (make_decl_rtl): Remove call to REDO_SECTION_INFO_P;
15433 invoke ENCODE_SECTION_INFO with first call flag.
15435 * config/darwin-protos.h, config/darwin.c, config/darwin.h,
15436 config/a29k/a29k.h, config/alpha/alpha-protos.h, config/alpha/alpha.c,
15437 config/alpha/alpha.h, config/arc/arc.h, config/arm/arm-protos.h,
15438 config/arm/arm.h, config/arm/pe.c, config/arm/pe.h,
15439 config/avr/avr-protos.h, config/avr/avr.c, config/avr/avr.h,
15440 config/c4x/c4x-protos.h, config/c4x/c4x.c, config/c4x/c4x.h,
15441 config/cris/cris-protos.h, config/cris/cris.c, config/cris/cris.h,
15442 config/d30v/d30v.h, config/h8300/h8300.h, config/i370/i370.h,
15443 config/i386/cygwin.h, config/i386/i386-interix.h, config/i386/i386.h,
15444 config/i386/osfrose.h, config/i386/win32.h, config/i386/winnt.c,
15445 config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
15446 config/m32r/m32r-protos.h, config/m32r/m32r.c, config/m32r/m32r.h,
15447 config/m68hc11/m68hc11-protos.h, config/m68hc11/m68hc11.c,
15448 config/m68hc11/m68hc11.h, config/m88k/m88k.h,
15449 config/mcore/mcore-protos.h, config/mcore/mcore.c,
15450 config/mcore/mcore.h, config/mips/mips.h, config/ns32k/ns32k.h,
15451 config/pa/pa.h, config/romp/romp.h, config/rs6000/linux64.h,
15452 config/rs6000/rs6000-protos.h, config/rs6000/rs6000.c,
15453 config/rs6000/sysv4.h, config/rs6000/xcoff.h, config/s390/s390.h,
15454 config/sh/sh.h, config/sparc/sparc.h,
15455 config/stormy16/stormy16-protos.h, config/stormy16/stormy16.c,
15456 config/stormy16/stormy16.h, config/v850/v850.h, config/vax/vms.h,
15457 config/xtensa/xtensa.h, doc/tm.texi: ENCODE_SECTION_INFO now takes
15458 FIRST argument. As needed, examine it and do nothing.
15460 * config/darwin.h, config/alpha/alpha.h, config/arm/pe.h,
15461 config/i386/cygwin.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
15462 config/mcore/mcore.h: Remove REDO_SECTION_INFO_P.
15464 * config/arm/t-pe (pe.o): Add dependencies.
15466 2002-03-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15468 * a29k.h, alpha.h, arc.h, arm.h, avr.h, clipper.h, convex.h,
15469 cris.h, d30v.h, elxsi.h, fr30.h, h8300.h, i370.h, i386.h, i860.h,
15470 i960.h, ia64.h, m32r.h, m68hc11.h, m68k.h, m88k.h, mcore.h,
15471 mips.h, mmix.h, mn10200.h, mn10300.h, ns32k.h, pa.h, pdp11.h,
15472 pj.h, romp.h, rs6000.h, s390.h, sh.h, sparc.h, stormy16.h, v850.h,
15473 vax.h, we32k.h, xtensa.h: (BITS_PER_UNIT): Delete.
15474 * defaults.h (BITS_PER_UNIT): Define.
15475 * doc/tm.texi (BITS_PER_UNIT): Document default value.
15477 2002-03-02 Kazu Hirata <kazu@hxi.com>
15479 * config/h8300/h8300-protos.h: Add a prototype for
15480 compute_a_shift_length.
15481 * config/h8300/h8300.c (h8300_asm_insn_count): New.
15482 (compute_a_shift_length): Likewise.
15483 (h8300_adjust_insn_length): Do not adjust insn length of shift
15485 * config/h8300/h8300.md (anonymous shift patterns): Use
15486 compute_a_shift_length.
15488 Sat Mar 2 06:30:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
15490 * config/sparc/sparc.c (sparc_initialize_trampoline): Use
15491 trunc_int_for_mode.
15493 * emit-rtl.c (offset_address): Call update_temp_slot_address.
15495 2002-03-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15497 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-zero-initialized-in-bss.
15498 * doc/invoke.texi (-fno-zero-initialized-in-bss): Document.
15499 * flags.h (flag_zero_initialized_in_bss): Declare.
15500 * toplev.c (flag_zero_initialized_in_bss): New flag.
15501 (lang_independent_options): Add flag_zero_initialized_in_bss.
15502 * tree.c (initializer_zerop): New function.
15503 * tree.h (initializer_zerop): Declare.
15504 * varasm.c (assemble_variable): If we can emit bss, put zero
15505 initializers in the bss section.
15507 2002-03-02 Alan Modra <amodra@bigpond.net.au>
15509 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): AIX assembler doesn't
15510 like more than one symbol per .weak directive.
15512 2002-03-01 Richard Henderson <rth@redhat.com>
15514 * config/ia64/ia64.c (ia64_initial_elimination_offset): Do not
15515 adjust argument_pointer by pretend_args_size.
15516 (ia64_va_start): Adjust va_start address by -pretend_args_size.
15518 2002-03-01 Kazu Hirata <kazu@hxi.com>
15520 * config/h8300/h8300.c (h8300_adjust_insn_length): Clean up.
15522 Fri Mar 1 20:59:14 CET 2002 Jan Hubicka <jh@suse.cz>
15524 * toplev.c (rest_of_compilation): Delete dead jumptables before
15526 * flow.c (delete_dead_jumptables): Make global.
15527 * rtl.h (delete_dead_jumptables): Declare.
15529 2002-03-01 David Edelsohn <edelsohn@gnu.org>
15531 * config/rs6000/rs6000.h (HANDLE_PRAGMA_PACK): Delete.
15532 * config/rs6000/darwin.h (HANDLE_SYSV_PRAGMA): Define.
15533 * config/rs6000/xcoff.h (COLLECT_EXPORT_LIST): Delete.
15535 2002-03-01 Kazu Hirata <kazu@hxi.com>
15537 * config/h8300/h8300-protos.h: Fix formatting.
15538 * config/h8300/h8300.c: Likewise.
15539 * config/h8300/h8300.h: Likewise.
15541 2002-03-01 Kazu Hirata <kazu@hxi.com>
15543 * config/h8300/h8300.c (print_operand): Support 16-bit
15544 constant addresses.
15545 * config/h8300/h8300.h (TINY_CONSTANT_ADDRESS_P): New.
15547 2002-02-28 Richard Henderson <rth@redhat.com>
15549 * expmed.c (store_bit_field): Prevent generation of CONCATs;
15550 pun complex values as integers; use gen_lowpart instead of
15552 (extract_bit_field): Likewise.
15554 2002-03-01 Alan Modra <amodra@bigpond.net.au>
15555 David Edelsohn <edelsohn@gnu.org>
15557 * doc/tm.texi (ASM_WEAKEN_DECL): Document.
15558 (ASM_WEAKEN_LABEL): Mention ASM_WEAKEN_DECL.
15559 (SUPPORTS_WEAK): Likewise.
15560 * output.h (add_weak): Add tree param.
15561 * varasm.c (add_weak): Likewise. Save decl.
15562 (struct weak_syms): Add decl field.
15563 (mark_weak_decls): New function.
15564 (init_varasm_once): ggc_add_root mark_weak_decls.
15565 (assemble_start_function): Use ASM_WEAKEN_DECL.
15566 (assemble_variable): Likewise.
15567 (assemble_alias): Likewise.
15568 (declare_weak): Pass decl to add_weak.
15569 (weak_finish): Use ASM_WEAKEN_DECL. Try to find decl.
15570 (remove_from_pending_weak_list): Declare and define for
15572 * c-pragma.c (handle_pragma_weak): Adjust add_weak call.
15573 * c-pragma.h (HANDLE_PRAGMA_WEAK): Define if ASM_WEAKEN_DECL too.
15574 * defaults.h (SUPPORTS_WEAK): Likewise.
15575 * config/rs6000/linux64.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
15576 .weak for code sym. Do emit .size for descriptor sym.
15577 (ASM_DECLARE_FUNCTION_SIZE): Define.
15578 * config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Define.
15579 (ASM_OUTPUT_DEF_FROM_DECLS): Don't emit .weak here. Don't output
15580 .lglobl unless TARGET_XCOFF. Formatting fixes.
15581 * config/rs6000/xcoff.h (ASM_DECLARE_FUNCTION_NAME): Don't emit
15582 .weak for code sym.
15583 (HANDLE_PRAGMA_WEAK): Remove.
15584 (ASM_WEAKEN_LABEL): Remove.
15585 * config/rs6000/aix.h (HANDLE_SYSV_PRAGMA): Define.
15587 2002-03-01 Jason Merrill <jason@redhat.com>
15589 * tree.h (TARGET_EXPR_SLOT, TARGET_EXPR_INITIAL): New macros.
15590 (TARGET_EXPR_CLEANUP): New macro.
15592 2002-02-28 Steve Ellcey <sje@cup.hp.com>
15594 * doc/rtl.texi (SUBREG_PROMOTED_UNSIGNED_P): Change definition
15595 to take ptr_extend into account as third type of extension.
15596 (SUBREG_PROMOTED_UNSIGNED_SET): Definition of new macro to set bit
15597 fields used by SUBREG_PROMOTED_UNSIGNED_P.
15598 * rtl.h (SUBREG_PROMOTED_UNSIGNED_SET): New macro.
15599 (SUBREG_PROMOTED_UNSIGNED_P): Change to return -1 as well as 0 or 1.
15600 * calls.c (precompute_arguments): Use new macro.
15601 (expand_call): Ditto.
15602 * combine.c (nonzero_bits): Ditto.
15603 (record_promoted_value): Ditto.
15604 * expr.c (store_expr): Ditto.
15605 (expand_expr): Ditto.
15606 * function.c (assign_parms): Ditto.
15608 2002-02-28 Alexandre Oliva <aoliva@redhat.com>
15610 * gcc.c (init_gcc_specs): Get -static and -static-libgcc to
15611 override -shared and -shared-libgcc.
15613 2002-02-28 David O'Brien <obrien@FreeBSD.org>
15615 * config.gcc (sparc64-*-freebsd): Explicitly accept a cpu specification
15617 * config/sparc/freebsd.h: Do not use MASK_FASTER_STRUCTS. It appears
15620 2002-02-28 Richard Henderson <rth@redhat.com>
15622 * config/ia64/ia64.c (ia64_adjust_cost): All non-MM consumers have
15623 4 cycle latency from MM producers.
15624 (ia64_internal_sched_reorder): Likewise with pipeline flush.
15626 2002-02-28 Jakub Jelinek <jakub@redhat.com>
15628 * mklibgcc.in: Don't use GNU make extension.
15630 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
15632 * c-parse.in (STATIC): New terminal.
15633 (scspec): New non-terminal. Update productions accordingly.
15634 (program): Remove bogus ifc / end ifc.
15635 (array_declarator): Simplify production using STATIC.
15637 2002-02-28 Jim Meyering <meyering@lucent.com>
15639 * cpplex.c (cpp_parse_escape): Restore mistakenly-removed code:
15640 \a still means TARGET_BELL.
15642 2002-02-28 Richard Henderson <rth@redhat.com>
15644 * haifa-sched.c (sched_emit_insn): New.
15645 (schedule_block): Use last_scheduled_insn to track last insn.
15646 * sched-int.h (sched_emit_insn): Prototype.
15647 * config/ia64/ia64.c (last_issued): Remove.
15648 (ia64_variable_issue): Don't set it.
15649 (nop_cycles_until): Use sched_emit_insn.
15651 2002-02-28 Andrew MacLeod <amacleod@redhat.com>
15653 * config/sparc/sparc.c (sparc64_initialize_trampoline): Generate sign
15654 extended constants.
15656 2002-02-28 Kazu Hirata <kazu@hxi.com>
15658 * config/h8300/h8300.c: Fix formatting.
15659 * config/h8300/h8300.h: Likewise.
15661 2002-02-28 Marek Michalkiewicz <marekm@amelek.gda.pl>
15663 * config/avr/avr.c (avr_hard_regno_mode_ok): Do not allow r29
15664 which may overwrite the high byte of the frame pointer.
15666 2002-02-28 Bo Thorsen <bo@suse.de>
15668 * config/i386/linux64.h (LINK_SPEC): Fix 32/64 bit compilation.
15669 (STARTFILE_SPEC): Add 64 bit files.
15670 (ENDFILE_SPEC): Likewise.
15672 2002-02-28 Jason Merrill <jason@redhat.com>
15674 * c-decl.c (finish_function): Only warn about missing return
15675 statement with -Wreturn-type.
15677 Don Feb 28 11:24:30 CET 2002 Jan Hubicka <jh@suse.cz>
15679 * cfgrtl.c (purge_dead_edges): Fix handling of EH edges.
15681 * i386.h (CONDITIONAL_REGISTER_USAGE): Do not write to
15682 PIC_OFFSET_TABLE_REGNUM when it is INVALID_REGNUM
15684 Don Feb 28 11:07:36 CET 2002 Jan Hubicka <jh@suse.cz>
15686 * basic-block.h (BB_REACHABLE): Renumber.
15687 (BB_DIRTY, BB_NEW): New flags.
15688 (clear_bb_flags): Declare.
15689 (update_life_info_in_dirty_blocks): Declare.
15690 * cfg.c (clear_bb_flags): New function.
15691 * cfgrtl.c (create_basic_block_structure): Set flags to BB_NEW.
15692 * emit-rtl.c (add_insn_after, add_insn_before, remove_insn,
15693 reorder_insns, emit_insn_after): Mark block as dirty.
15694 * flow.c (update_life_info): Fix clearing of PROP_LOG_LINKS.
15695 (update_life_info_in_dirty_blocks): New function.
15696 * recog.c (apply_change_group): Dirtify block.
15698 * cse.c (cse_insn): Reorder emitting of jump insn to keep
15700 * gcse.c (delete_null_pointer_checks): Likewise.
15702 * toplev.c (dump_file_index): Move cse2 after bp,
15704 (dump_file_info): Similary.
15705 (rest_of_compilation): Avoid most of CFG rebuilds;
15706 do first if converision after null pointer checks, do cse2
15707 after branch prediction; avoid full liveness rebuild after
15708 initializing subregs.
15709 * invoke.texi (-d options): Document -du, renumber.
15711 * cfgcleanup.c (bb_flags): Remove BB_UPDATE_LIFE.
15712 (notice_new_block): Do not set BB_UPDATE_LIFE.
15713 (try_forward_edges, merge_blocks_move_predecessor_nojumps,
15714 merge_blocks_move_successor_nojumps, merge_blocks,
15715 try_crossjump_to_edge): Likewise.
15716 (try_optimize_cfg): Likewise; use update_life_info_in_dirty_blocks.
15717 * cfgrtl.c (merge_blocks_nomove): Copy b's flags to a.
15718 * ifcvt.c (SET_UPDATE_LIFE, UPDATE_LIFE): Kill.
15719 (merge_of_block): Do not use life_data_ok.
15720 (find_if_case_1): Do not use SET_UPDATE_LIFE.
15721 (if_convert): Use BB_DIRTY mechanizm to update life.
15722 * lcm.c (optimize_mode_switching): Update
15723 update_life_info_in_dirty_blocks
15725 2002-02-28 Neil Booth <neil@daikokuya.demon.co.uk>
15727 * Makefile.in (integrate.o): Update.
15728 * c-decl.c (copy_lang_decl): Rename.
15729 * c-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
15730 * integrate.c: Include langhooks.h.
15731 (copy_decl_for_inlining): Update to use langhook.
15732 * langhooks-def.h (lhd_do_nothing_t,
15733 LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): New.
15734 (LANG_HOOKS_INITIALIZER): Update.
15735 * langhooks.c (lhd_do_nothing_t): New.
15736 * langhooks.h (struct lang_hooks): Add dup_lang_specific_decl.
15737 * tree.h (copy_lang_decl): Remove.
15739 * objc-lang.c (LANG_HOOKS_DUP_LANG_SPECIFIC_DECL): Redefine.
15741 2002-02-27 Andrew MacLeod <amacleod@redhat.com>
15743 * dwarf2out.c (stack_adjust_offset): Add support for POST_INC,
15744 POST_DEC, and POST_MODIFY.
15746 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15748 * c-typeck.c (digest_init): Remove unused parameter; all
15751 2002-02-27 Geoffrey Keating <geoffk@redhat.com>
15753 * expmed.c (expand_shift): Correctly test for low part of a
15756 2002-02-27 Ulrich Weigand <uweigand@de.ibm.com>
15758 * config/s390/s390.c (s390_chunkify_pool): Do not confuse
15759 insn UIDs with insn addresses.
15761 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15763 * c-common.c, c-common.h, c-decl.c, c-lex.c, c-parse.in,
15764 c-tree.h, c-typeck.c, cppexp.c, cpplex.c, cpplib.c, cpplib.h,
15765 cppmacro.c, objc/lang-specs.h, objc/objc-act.c,
15766 builtin-types.def, builtins.def, dwarf2out.c, dwarfout.c,
15767 gcc.c, toplev.c: Delete code implementing -traditional mode.
15769 * doc/bugreport.texi, doc/cpp.texi, doc/extend.texi,
15770 doc/invoke.texi, doc/standards.texi, doc/trouble.texi:
15771 Document removal of -traditional mode for compilation, and
15772 remove documentation only relevant to that mode.
15774 * config/nextstep.h, config/ptx4.h, config/svr4.h,
15775 config/convex/convex.h, config/d30v/d30v.h,
15776 config/i386/dgux.h, config/i386/osf1elf.h,
15777 config/i386/osfelf.h, config/i386/osfrose.h,
15778 config/i386/sco5.h, config/i386/sol2.h, config/m68k/a-ux.h,
15779 config/m68k/hp310.h, config/m88k/dgux.h,
15780 config/m88k/dguxbcs.h, config/m88k/luna.h, config/m88k/m88k.c,
15781 config/m88k/m88k.h, config/m88k/openbsd.h,
15782 config/mips/abi64.h, config/mips/osfrose.h,
15783 config/mips/svr4-5.h, config/mips/svr4-t.h,
15784 config/sparc/sol2-sld-64.h, config/sparc/sol2.h,
15785 config/stormy16/stormy16.h: Remove all references to
15786 -traditional from target specs. Delete all mention of the
15787 no-longer-necessary TRADITIONAL_RETURN_FLOAT macro. Also
15788 delete a couple of commented-out definitions of
15789 DOLLARS_IN_IDENTIFIERS, with (incorrect) commentary referring
15792 * system.h: Poison TRADITIONAL_RETURN_FLOAT.
15793 * doc/tm.texi: Remove mention of TRADITIONAL_RETURN_FLOAT macro.
15795 2002-02-27 Zack Weinberg <zack@codesourcery.com>
15797 * mklibgcc.in: Don't use \n in a line subject to
15798 interpretation by echo.
15800 2002-02-27 Graham Stott <grahams@redhat.com>
15802 * config/rs6000/rs6000.h (ASM_OUTPUT_DEF_FROM_DELC):
15805 * loop.c (prescan_loop): Handle PARALLEL.
15807 * unroll.c (loop_iterations): Return 0 if the add_val for
15810 * final.c (output_operand_lossage): Constify PFX_STR.
15812 * df.c (df_insn_refs_record): Use XEXP (x, 0) for USE.
15814 Wed Feb 27 10:45:19 CET 2002 Jan Hubicka <jh@suse.cz>
15816 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Remove.
15817 * x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Allways define.
15819 Wed Feb 27 10:39:20 CET 2002 Jan Hubicka <jh@suse.cz>
15821 * linux64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Define.
15823 2002-02-27 Neil Booth <neil@daikokuya.demon.co.uk>
15825 * cpplex.c (_cpp_lex_token): Handle directives in macro
15827 * cpplib.c (_cpp_handle_directive): Save and restore state
15828 if parsing macro args when entering a directive.
15829 * cppmacro.c (collect_args): No need to handle directives
15830 in macro arguments.
15831 (enter_macro_context, replace_args): Use the original macro
15832 definition in case it was redefined whilst collecting arguments.
15834 * cpp.texi: Update.
15836 2002-02-26 David Edelsohn <edelsohn@gnu.org>
15838 * config/rs6000/aix43.h (THREAD_MODEL_SPEC): Delete.
15839 * config/rs6000/aix51.h (THREAD_MODEL_SPEC): Delete.
15840 * config/rs6000/rs6000.c (rs6000_return_addr): Use efficient
15842 * config/rs6000/rs6000.md (movsi_low): Use gpc_reg_operand.
15843 (movsi_low_st, movdf_low, movdf_low_st, movsf_low, movsf_low_st): Same.
15844 (load_toc_v4_PIC_2): Same.
15846 2002-02-26 Alan Modra <amodra@bigpond.net.au>
15848 * config/rs6000/rs6000.md (load_toc_aix_di): Handle TARGET_RELOCATABLE.
15850 2002-02-26 Richard Henderson <rth@redhat.com>
15852 * config/alpha/alpha.md (ashldi_se): Re-enable.
15854 2002-02-26 Richard Henderson <rth@redhat.com>
15856 * config/alpha/alpha.c (alpha_encode_section_info): Examine
15857 MODULE_LOCAL_P; improve commentary.
15859 2002-02-26 Zack Weinberg <zack@codesourcery.com>
15861 * doc/cpp.texi: Clarify documentation of relationship between
15862 #line and #include.
15864 2002-02-26 Kazu Hirata <kazu@hxi.com>
15866 * config/h8300/h8300-protos.h: Update the prototype for
15867 compute_logical_op_length. Add the prototype for
15868 compute_logical_op_cc.
15869 * config/h8300/h8300.c (compute_logical_op_length): Figure out
15870 code from operands.
15871 (compute_logical_op_cc): New.
15872 * config/h8300/h8300.md: Combine all the logical op patterns
15873 in HImode and SImode. Use compute_logical_op_cc.
15875 2002-02-26 Kelley Cook <kelleycook@comcast.net>
15877 * config/i386/i386.c (print_operand): Don't append ATT-style
15878 length suffixs to x87 opcodes when in Intel mode.
15880 2002-02-26 Ryan T. Sammartino <ryants@shaw.ca>
15882 * emit-rtl.c (gen_const_vector_0): Remove TYPE argument.
15883 (init_emit_once): Update calls.
15884 * fixinc/gnu-regex.c (_GNU_SOURCE): Remove.
15885 (init_syntax_once): Prototype.
15887 2002-02-26 John David Anglin <dave@hiauly1.hia.nrc.ca>
15889 * pa-linux.h (LIB_SPEC): Update definition.
15890 * pa32-linux.h (LINK_COMMAND_SPEC): Delete.
15892 2002-02-26 Richard Henderson <rth@redhat.com>
15894 * config/ia64/ia64.c (nop_cycles_until): Do init_insn_group_barriers
15895 if we emitted a stop bit.
15897 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15899 * configure.in (libgcc_visibility): Substitute.
15900 * configure: Rebuilt.
15901 * mklibgcc.in: If libgcc_visibility = yes, make libgcc.a global
15902 defined symbols .hidden.
15904 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15906 * attribs.c (c_common_attribute_table): Add visibility.
15907 (handle_visibility_attribute): New function.
15908 * varasm.c (assemble_visibility): New function.
15909 * output.h (assemble_visibility): Add prototype.
15910 * tree.h (MODULE_LOCAL_P): Define.
15911 * crtstuff.c (__dso_handle): Use visibility attribute.
15912 * config/i386/i386.h (ENCODE_SECTION_INFO): Set SYMBOL_REF_FLAG
15913 for MODULE_LOCAL_P symbols too.
15914 * config/ia64/ia64.c (ia64_encode_section_info): Handle
15915 MODULE_LOCAL_P symbols the same way as local symbols.
15916 Add SDATA_NAME_FLAG_CHAR even if decl was explicitely forced
15917 into .sdata/.sbss by the user.
15918 * doc/extend.texi (Function Attributes): Document visibility
15921 2002-02-26 Jakub Jelinek <jakub@redhat.com>
15924 * dwarf2out.c (rtl_for_decl_location): Return CONST_STRING for
15925 STRING_CST initializer spanning the whole variable without
15927 If expand_expr returned MEM, don't use it.
15929 2002-02-26 Alexandre Oliva <aoliva@redhat.com>
15931 * dwarf2out.c (gen_inlined_subroutine_die): If block is abstract,
15932 generate a die for the lexical block.
15934 2002-02-26 Kazu Hirata <kazu@hxi.com>
15936 * config/h8300/h8300-protos.h: Add a prototype for
15937 compute_logical_op_length.
15938 * config/h8300/h8300.c (compute_logical_op_length): New.
15939 * config/h8300/h8300.md (anonymous logical patterns): Use
15940 compute_logical_op_length for length.
15942 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15944 * dwarf2out.c (modified_type_die): Do not call type_main_variant
15946 (gen_type_die): Same.
15948 * attribs.c (handle_vector_size_attribute): Set debug information.
15950 2002-02-26 Daniel Egger <degger@fhm.edu>
15952 * config/rs6000/rs6000.md: Swap define_insn attributes to
15953 fix incorrect generation of merge high instructions instead
15956 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15958 * c-typeck.c (really_start_incremental_init): Use
15959 bitsize_zero_node for vectors.
15961 2002-02-26 Aldy Hernandez <aldyh@redhat.com>
15963 * config/rs6000/rs6000.md (get_vrsave_internal): Fix typo.
15964 ("*set_vrsave_internal"): Same.
15966 2002-02-25 Richard Henderson <rth@redhat.com>
15968 * expr.c (expand_expr) [MULT_EXPR]: Do not apply distributive law
15969 in EXPAND_SUM case. Use host_integerp/tree_low_cst.
15971 2002-02-25 Jakub Jelinek <jakub@redhat.com>
15974 * config/i386/i386.c (ix86_return_pops_args): Only pop
15975 fake structure return argument if it was passed on the stack.
15977 2002-02-25 Jason Merrill <jason@redhat.com>
15979 * attribs.c (decl_attributes): Also re-layout PARM_DECL and
15982 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
15984 * gcc.c (init_gcc_specs): Get -shared-libgcc along with -shared to
15985 link with shared_name only.
15986 * doc/invoke.texi (Link Options): Document new behavior.
15988 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
15990 * c-typeck.c (push_init_level): Handle vectors.
15992 2002-02-25 Alexandre Oliva <aoliva@redhat.com>
15994 * config/sparc/sparc.c (const64_high_operand): Zero-extend
15995 operands of SPARC_SETHI_P.
15996 (input_operand): Likewise.
15997 (sparc_emit_set_const32): Likewise.
15998 * config/sparc/sparc.h (SPARC_SETHI_P): Disregard TARGET_ARCH64.
15999 (SPARC_SETHI32_P): Zero-extend operand from 32 bits.
16000 (CONST_OK_FOR_LETTER_P): Use SETHI32 for `K'. Add `N' as SETHI.
16001 * config/sparc/sparc.md (movdi_insn_sp64_novis): Use `N'.
16002 (movdi_insn_sp64_vis): Likewise.
16003 (movdi split, movdf split): Use SETHI32.
16004 * doc/md.texi: Document SPARC constraints L, M and N.
16006 2002-02-25 Aldy Hernandez <aldyh@redhat.com>
16008 * config/rs6000/rs6000.md ("get_vrsave_internal"): New.
16009 ("*set_vrsave_internal"): use mfspr for Darwin.
16011 * config/rs6000/rs6000.c (rs6000_emit_prologue): Call
16012 gen_get_vrsave_internal.
16014 Sun Feb 24 16:38:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16016 * optabs.c (widen_operand): Properly handle CONST_INT for NO_EXTEND.
16018 2002-02-24 Neil Booth <neil@daikokuya.demon.co.uk>
16020 * cpplex.c (cpp_interpret_charconst): Get signedness or
16021 otherwise of wide character constants correct.
16022 * cppexp.c (lex): Get signedness of wide charconsts correct.
16024 Sun Feb 24 07:41:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16026 * optabs.c (widen_operand): Only call convert_modes for
16027 promoted SUBREG if signedness matches.
16028 * config/alpha/alpha.md (*addsi_se2, *subsi_se2): New patterns.
16030 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
16032 * cpplib.c (glue_header_name): Use local buffer to build up
16035 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
16037 * doc/cpp.texi, doc/invoke.texi: Update documentation for -MM.
16039 2002-02-23 Kazu Hirata <kazu@hxi.com>
16041 * config/h8300/h8300.c (output_simode_bld): Handle H8/300 and
16042 H8/300[HS] separately.
16043 * config/h8300/h8300.md: Remove the early clobber constraint
16044 from bit field patterns.
16046 2002-02-23 Kazu Hirata <kazu@hxi.com>
16048 * config/h8300/h8300.md (mulqihi3): Tighten predicates to
16050 (mulhisi3): Likewise.
16051 (umulqisi3): Likewise.
16052 (umulhisi3): Likewise.
16054 2002-02-23 Neil Booth <neil@daikokuya.demon.co.uk>
16056 * cppinit.c (output_deps): Correct test for stdout output.
16057 (init_dependency_output): Cure warning.
16059 Sat Feb 23 08:42:47 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16061 * expr.c (store_expr): When converting expression to promoted
16062 equivalent type, allow using SUBREG_REG of TARGET as the target
16063 of the expansion of EXP.
16064 * loop.c (basic_induction_var, case SUBREG): Always look inside.
16065 * config/alpha/alpha.c (rtx_equiv_function_matters): Delete decl.
16066 (alpha_emit_set_const): Handle SImode when can't make new pseudos.
16067 (alpha_emit_set_const_1, alpha_sa_mask): Use no_new_pseudos.
16068 * config/alpha/alpha.md (addsi3, subsi3): Don't use if optimizing.
16070 2002-02-23 Joseph S. Myers <jsm28@cam.ac.uk>
16072 * doc/contribute.texi, doc/extend.texi, doc/install.texi,
16073 doc/invoke.texi, doc/md.texi, doc/passes.texi, doc/rtl.texi,
16074 doc/standards.texi, doc/tm.texi: Remove trailing whitespace.
16076 2002-02-23 Jakub Jelinek <jakub@redhat.com>
16078 PR optimization/5747
16079 * loop.c (scan_loop): Update reg info if move_movables created new
16082 2002-02-23 David Edelsohn <edelsohn@gnu.org>
16084 * gcc.c (init_gcc_spec): Revert last change.
16086 2002-02-23 David Edelsohn <edelsohn@gnu.org>
16088 * config/rs6000/rs6000.md (load_toc_aix_{si,di}): Use
16089 gpc_reg_operand constraint.
16091 2002-02-23 Alan Modra <amodra@bigpond.net.au>
16093 * config/rs6000/rs6000.c (num_insns_constant): Fix formatting.
16094 Simplify comparison of `low'.
16095 (add_operand): Fix formatting.
16096 (non_add_cint_operand): Use CONST_OK_FOR_LETTER_P.
16097 (mask_operand): Disallow mask to wrap in 64-bit mode.
16098 (rs6000_stack_info): Remove redundant test setting push_p.
16099 (output_toc): Fix formatting.
16100 * config/rs6000/rs6000.md (boolsi3, boolcsi3 splitters): Use
16101 cc_reg_not_cr0_operand constraint.
16102 (booldi3, boolcdi3 splitters): Same.
16104 2002-02-23 Aldy Hernandez <aldyh@redhat.com>
16106 * config/rs6000/altivec.h: Add extra level of parentheses on casts.
16108 2002-02-22 David Edelsohn <edelsohn@gnu.org>
16110 * gcc.c (init_gcc_spec): Do not link with static libgcc.a if
16111 gcc invoked with -shared-libgcc.
16113 2002-02-22 Jakub Jelinek <jakub@redhat.com>
16116 * stmt.c (expand_anon_union_decl): Set TREE_USED on the anon union
16117 decl if any of elements was TREE_USED.
16119 2002-02-22 Alexandre Oliva <aoliva@redhat.com>
16121 * config/sparc/sol2.h: Don't include sys/mman.h.
16122 * config/sparc/sparc.c (arith_operand): Use SMALL_INT32.
16123 (arith_4096_operand): Don't throw high bits away.
16124 (const64_operand): Take sign extension of CONST_INTs into account.
16125 (const64_high_operand, sparc_emit_set_const32): Likewise.
16126 (GEN_HIGHINT64): Likewise.
16127 (sparc_emit_set_const64_quick1): Likewise.
16128 (const64_is_2insns): Likewise.
16129 (print_operand): Use trunc_int_for_mode for sign extension.
16130 * config/sparc/sparc.h (SMALL_INT32): Likewise.
16131 * config/sparc/sparc.md (movqi): Sign-extend CONST_DOUBLE
16132 chars. Assume CONST_INT is already properly sign-extended.
16133 (movdi split): Sign-extend each SImode part.
16134 (andsi3 split): Don't mask high bits off, so that result
16135 remains properly sign-extend.
16136 (iorsi3 split): Likewise.
16137 (xorsi3 split): Likewise.
16139 2002-02-22 Richard Sandiford <rsandifo@redhat.com>
16141 * fold-const.c (fold): Fix typo in comments.
16143 2002-02-21 Diego Novillo <dnovillo@redhat.com>
16145 * Makefile.in (langhooks.o): Update dependencies.
16147 2002-02-21 Diego Novillo <dnovillo@redhat.com>
16149 * langhooks.c: Include flags.h.
16151 2002-02-21 Aldy Hernandez <aldyh@redhat.com>
16153 * testsuite/gcc.dg/attr-alwaysinline.c: New.
16155 * c-common.c (c_common_post_options): Set inline trees by
16158 * doc/extend.texi (Function Attributes): Document always_inline
16160 Update documentation about inlining when not optimizing.
16162 * cp/decl.c (duplicate_decls): Merge always_inline attribute.
16164 * cp/tree.c (cp_cannot_inline_tree_fn): Do not inline at -O0
16165 unless DECL_ALWAYS_INLINE.
16167 * c-objc-common.c (c_cannot_inline_tree_fn): Do not inline at -O0
16168 unless DECL_ALWAYS_INLINE.
16169 (c_disregard_inline_limits): Disregard if always_inline set.
16171 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
16172 Disregard if always_inline set.
16173 (lhd_tree_inlining_cannot_inline_tree_fn): Do not inline at -O0
16174 unless DECL_ALWAYS_INLINE.
16176 * attribs.c (handle_always_inline_attribute): New.
16177 (c_common_attribute_table): Add always_inline.
16179 * config/rs6000/altivec.h: Add prototypes for builtins
16180 requiring the always_inline attribute.
16182 2002-02-21 Eric Christopher <echristo@redhat.com>
16184 * expmed.c (store_bit_field): Try to simplify the subreg
16185 before generating a new one when when the mode size of
16186 value is less than maxmode.
16188 2002-02-21 Richard Henderson <rth@redhat.com>
16190 * emit-rtl.c (offset_address): Use simplify_gen_binary rather
16191 than gen_rtx_PLUS to form the sum.
16192 * explow.c (force_reg): Rearrange to not allocate new pseudo
16193 when force_operand returns a register.
16194 * expr.c (expand_assignment): Allow offset_rtx expansion to
16195 return a sum. Do not force addresses into registers.
16196 (expand_expr): Likewise.
16197 * simplify-rtx.c (simplify_gen_binary): Use simplify_plus_minus
16198 to canonicalize arithmetic that didn't simpify.
16199 (simplify_plus_minus): New argument force; update
16200 all callers. Don't split CONST unless we can do something with it,
16201 and wouldn't lose the constness of the operands.
16203 * config/i386/i386.c (legitimize_pic_address): Recognize UNSPECs
16204 that we generated earlier.
16206 2002-02-21 Tom Tromey <tromey@redhat.com>
16208 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
16209 (output_line_info): Use constant `1', with a long explanatory
16211 * system.h (DWARF_LINE_MIN_INSTR_LENGTH): Poison.
16213 Thu Feb 21 22:43:44 2002 J"orn Rennecke <joern.rennecke@superh.com>
16215 * jump.c (redirect_jump): If old label has no UID, don't try to
16218 Thu Feb 21 21:17:21 2002 J"orn Rennecke <joern.rennecke@superh.com>
16220 * sh.md (insv): Provide byte offsets for gen_rtx_SUBREG.
16221 If input is constant, do shifts at compile time.
16223 2002-02-21 Joseph S. Myers <jsm28@cam.ac.uk>
16225 * doc/extend.texi: Fix some more overfull hboxes.
16227 2002-02-21 Jakub Jelinek <jakub@redhat.com>
16229 PR optimization/4994
16230 * config/i386/i386.md (movsi_1, movsf_1): Support MMX -> MMX
16233 2002-02-21 Jakub Jelinek <jakub@redhat.com>
16236 * expr.h (expand_and): Add mode argument.
16237 * expmed.c (expand_and): Add mode argument.
16238 (expand_mult_highpart_adjust, emit_store_flag): Adjust callers.
16239 * expr.c (store_field, expand_expr, do_store_flag): Likewise.
16240 * except.c (expand_builtin_extract_return_addr): Likewise.
16241 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
16242 * config/sparc/sparc.c (sparc_initialize_trampoline): Likewise.
16243 * config/c4x/c4x.h (INITIALIZE_TRAMPOLINE): Likewise.
16244 Use GEN_INT (x) instead of gen_rtx (CONST_INT, VOIDmode, x).
16245 * config/c4x/c4x.md: Use GEN_INT (x) instead of
16246 gen_rtx (CONST_INT, VOIDmode, x).
16248 2002-02-21 Jakub Jelinek <jakub@redhat.com>
16251 * stmt.c (warn_if_unused_value): Move side effects test once more.
16253 2002-02-20 Torbjorn Granlund <tege@swox.com>
16255 * config/avr/avr.md: Add more patterns for mized-mode add and subtract
16256 (addsi3_zero_extend, subhi3_zero_extend1, subsi3_zero_extend).
16258 Thu Feb 21 16:20:46 2002 Alexandre Oliva <aoliva@redhat.com>
16260 * rtlanal.c (replace_rtx): Don't make a CONST_INT the operand of
16261 SUBREG or ZERO_EXTEND.
16263 Thu Feb 21 15:35:46 2002 J"orn Rennecke <joern.rennecke@superh.com>
16265 * sh.h (current_function_anonymous_args): Remove.
16266 (SETUP_INCOMING_VARARGS): Don't set it - just check that one
16267 of current_function_varargs and current_function_stdarg is set.
16268 * sh.c (sh_expand_prologue): Check current_function_varargs /
16269 current_function_stdarg / TARGET_SH5 instead of
16270 current_function_anonymous_args.
16272 * sh64.h (TARGET_VERSION): Define.
16274 2002-02-20 David Edelsohn <edelsohn@gnu.org>
16276 * config/rs6000/rs6000.h (EPILOGUE_USES): Conditionalize
16277 VRSAVE_REGNO on TARGET_ALTIVEC.
16279 2002-02-20 Alan Modra <amodra@bigpond.net.au>
16281 * config/rs6000/rs6000.c (includes_lshift_p): Mask irrelevant
16282 bits of SImode const_int.
16283 (includes_rshift_p): Likewise.
16284 (print_operand): Call mask_operand and mask64_operand with correct
16286 (rs6000_output_function_epilogue): Pad traceback table to word.
16287 * config/rs6000/rs6000.h (MASK_64BIT): Correct comment.
16288 (EXTRA_CONSTRAINT, 'S' and 'T'): Call mask_operand and
16289 mask64_operand with correct mode.
16290 (FUNCTION_ARG_REGNO_P): Correct parentheses.
16292 2002-02-20 Jakub Jelinek <jakub@redhat.com>
16295 * varasm.c (get_pool_constant_mark): New.
16296 * rtl.h (get_pool_constant_mark): Add prototype.
16297 * dwarf2out.c (mem_loc_descriptor): A pool constant cannot
16298 be represented if it has not been output.
16300 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
16302 * combine.c (do_SUBST): Sanity check substitutions of
16303 CONST_INTs, and reject them in SUBREGs and ZERO_EXTENDs.
16304 (subst): Simplify SUBREG or ZERO_EXTEND instead of SUBSTing a
16305 CONST_INT into its operand.
16306 (known_cond): Likewise, for ZERO_EXTEND.
16307 * simplify-rtx.c (simplify_unary_operation): Fix condition to
16308 allow for simplification of wide modes. Reject CONST_INTs in
16309 ZERO_EXTEND when their actual mode is not given.
16311 2002-02-20 Alexandre Oliva <aoliva@redhat.com>
16313 * c-decl.c (pushdecl): If no global declaration is found for an
16314 extern declaration in block scope, try a limbo one.
16316 2002-02-20 Jakub Jelinek <jakub@redhat.com>
16319 * c-common.c (pointer_int_sum): Moved from...
16320 * c-typeck.c (pointer_int_sum): ...here.
16321 * c-common.h (pointer_int_sum): Add prototype.
16323 2002-02-20 Jakub Jelinek <jakub@redhat.com>
16326 * c-decl.c (duplicate_decls): Return 0 if issued error about
16329 2002-02-20 Roger Sayle <roger@eyesopen.com>
16330 Jakub Jelinek <jakub@redhat.com>
16333 * tree.c (host_integerp): Ensure that the constant integer is
16334 representable in a HOST_WIDE_INT or an unsigned HOST_WIDE_INT
16335 when pos is zero or non-zero respectively. Clarify comment.
16336 * c-format.c (check_format_info_recurse): Fix host_integerp
16337 usage; the pos argument should be zero when assigning to a
16338 signed HOST_WIDE_INT.
16340 2002-02-20 Richard Henderson <rth@redhat.com>
16342 * config/i386/i386.c (ix86_expand_vector_move): Use the mode
16343 of the operand, rather than assuming TImode.
16344 (ix86_expand_binop_builtin): Cope with commutative patterns
16345 using nonimmediate_operand for both operands.
16346 (ix86_expand_timode_binop_builtin): Likewise.
16347 (ix86_expand_store_builtin): Validate operand 1.
16348 (ix86_expand_unop1_builtin): Likewise.
16350 2002-02-20 Philip Blundell <philb@gnu.org>
16353 * config/arm/arm.h (HARD_REGNO_RENAME_OK): New macro.
16355 2002-02-20 Richard Henderson <rth@redhat.com>
16358 * expr.h (ARGS_SIZE_TREE): Convert size.var to ssizetype.
16360 2002-02-20 Tom Tromey <tromey@redhat.com>
16362 * config/fr30/fr30.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
16363 * config/sh/sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
16364 * config/pj/pj.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
16365 * config/cris/cris.h (DWARF_LINE_MIN_INSTR_LENGTH): Removed.
16366 * dwarf2out.c (DWARF_LINE_MIN_INSTR_LENGTH): Define
16369 Wed Feb 20 00:03:25 EST 2002 Alan Matsuoka <alanm@redhat.com>
16371 * config/rs6000/rs6000.h (LEGITIMATE_OFFSET_ADDRESS_P): Look
16372 for (const_int 0) in X not just INTVAL.
16374 2002-02-20 Joseph S. Myers <jsm28@cam.ac.uk>
16376 * doc/extend.texi: Avoid or reduce overfull hboxes.
16378 2002-02-20 Diego Novillo <dnovillo@redhat.com>
16380 * expmed.c (store_bit_field): Do not store bit fields using SUBREG
16381 operations if the field does not start at a mode boundary.
16383 2001-02-20 Joel Sherrill <joel@OARcorp.com>
16385 * config/a29k/rtems.h, config/arm/rtems-elf.h, config/h8300/rtems.h,
16386 config/mips/rtems.h: Use new style of -Asystem= rather than -Asystem().
16387 Also done for -Acpu and -Amachine.
16389 2002-02-20 Neil Booth <neil@daikokuya.demon.co.uk>
16391 * cppinit.c (init_dependency_output): Take deps output file
16392 from -o if none given with -MF. Suppress normal output.
16393 * gcc.c (cpp_unique_options): Have -M and -MM imply -E.
16394 * doc/cpp.texi, doc/invoke.texi: Update.
16396 2002-02-19 Zack Weinberg <zack@codesourcery.com>
16398 * toplev.c (output_quoted_string): Write unprintable
16399 characters with octal escapes.
16401 2002-02-19 David Edelsohn <edelsohn@gnu.org>
16403 * config/rs6000/rs6000.h (CONDITIONAL_REGISTER_USAGE): Set
16404 really_call_used[VRSAVE_REGNO] if not Altivec.
16406 2002-02-19 Alan Modra <amodra@bigpond.net.au>
16408 * config/rs6000/rs6000.c (u_short_cint_operand): Mask op with
16410 (constant_pool_expr_1): Fix formatting.
16411 (rs6000_legitimize_reload_address): Likewise.
16413 Tue Feb 19 20:13:57 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16415 * config/sparc/sparc.md (nonlocal_goto): Use hard_frame_pointer_rtx
16416 now that we have one.
16418 2002-02-19 Zack Weinberg <zack@codesourcery.com>
16420 * tree.h (struct tree_common): Remove aux. Add unused_0 at
16421 end of first block of bitfields (which was only seven bits);
16422 rename dummy to unused_1; remove comment which is no longer true.
16424 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
16426 * doc/c-tree.texi (Classes, TYPE_BINFO): Fix typo.
16428 2002-02-19 Philip Blundell <pb@nexus.co.uk>
16431 * config/arm/arm.h (THUMB_LEGITIMATE_CONSTANT_P): Accept anything
16435 * config/arm/arm.md (call_insn) [TARGET_THUMB]: Use
16436 arm_is_longcall_p rather than inspecting call-type cookie
16438 (call_value_insn) [TARGET_THUMB]: Likewise.
16440 2002-02-19 Graham Stott <grahams@redhat.com>
16442 * config/i386/i386.c (ix86_expand_builtin): Fix typo.
16444 2002-02-19 David Edelsohn <edelsohn@gnu.org>
16446 * config/rs6000/linux64.h (LINK_OS_LINUX_SPEC): Look in /lib64.
16447 ({STARTFILE,ENDFILE}_LINUX_SPEC): Define.
16448 (FP_SAVE_INLINE): Delete.
16450 * config/rs6000/sysv4.h (ENDFILE_SPEC): Add crtsaveres.o.
16451 * config/rs6000/eabi.asm: Remove ABI save restore routines.
16452 * config/rs6000/t-ppccomm: Build crtsavres.o.
16453 * config/rs6000/crtsavres.asm: New file.
16455 2002-02-19 Philip Blundell <philb@gnu.org>
16457 * config/arm/arm.c (use_return_insn): Don't reject interrupt
16459 (arm_compute_save_reg_mask): Save LR for interrupt functions too.
16460 (output_return_instruction): Allow interrupt functions to return with
16461 ldmfd sp!, {... pc}^. Use LDR to restore any single register.
16462 (arm_expand_prologue): Subtract 4 before stacking LR in an
16463 interrupt function.
16465 2002-02-19 Philip Blundell <pb@nexus.co.uk>
16467 * config/arm/arm.c (arm_encode_call_attribute): Operate on any
16468 decl, not just FUNCTION_DECL.
16469 (legitimize_pic_address): Handle local SYMBOL_REF like LABEL_REF.
16470 (arm_assemble_integer): Likewise.
16471 * config/arm/arm.h (ARM_ENCODE_CALL_TYPE): Allow any decl to be
16474 2002-02-19 matthew green <mrg@eterna.com.au>
16476 * config.gcc (sparc-*-netbsdelf*): Enable target.
16477 (sparc64-*-netbsd*): New target.
16478 * config/sparc/netbsd-elf.h: New file.
16479 * config/sparc/t-netbsd64: New file.
16481 2002-02-19 Gaute B Strokkenes <gs234@cam.ac.uk>
16483 * doc/rtl.texi (Flags, MEM_SCALAR_P): Fix typo.
16485 2002-02-19 Ryan T. Sammartino <ryants@shaw.ca>
16487 * doc/invoke.texi: explicitly list the style guidelines that
16488 -Weffc++ checks for.
16490 Tue Feb 19 12:37:23 CET 2002 Jan Hubicka <jh@suse.cz>
16492 * regmove.c (regmove_optimize): Avoid increasing of register pressure.
16494 2002-02-19 Neil Booth <neil@daikokuya.demon.co.uk>
16497 * gcc.c (cpp_unique_options): Treat -o as indicating object file
16498 only if not -E. If -E, pass -o through to the preprocessor.
16500 2002-02-19 Kazu Hirata <kazu@hxi.com>
16502 * config/h8300/h8300.h (REGNO_REG_CLASS): Replace a literal
16503 register number with an appropriate macro.
16505 2002-02-19 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
16507 * doc/rtl.texi (Constants): Close @code tag.
16509 2002-02-19 Aldy Hernandez <aldyh@redhat.com>
16511 * config/i386/i386.md ("mmx_uavgv8qi3"): Use const_vector.
16512 ("mmx_uavgv4hi3"): Same.
16513 ("pmulhrwv4hi3"): Same.
16515 * tree-inline.c (walk_tree): Handle vectors.
16517 * c-common.c (constant_expression_warning): Handle vectors.
16518 (overflow_warning): Same.
16520 * sched-deps.c (sched_analyze_2): Handle vectors.
16522 * rtlanal.c (rtx_unstable_p): Handle vectors.
16523 (rtx_varies_p): Same.
16524 (count_occurrences): Same.
16525 (regs_set_between_p): Same.
16526 (modified_between_p): Same.
16527 (modified_in_p): Same.
16528 (volatile_insn_p): Same.
16529 (volatile_refs_p): Same.
16530 (side_effects_p): Same.
16531 (may_trap_p): Same.
16532 (inequality_comparisons_p): Same.
16533 (replace_regs): Same.
16534 (computed_jump_p_1): Same.
16536 * rtl.c (DEF_MACHMODE): Change all definitions to accept 8th
16538 (inner_mode_array): New.
16539 (copy_rtx): Handle vectors.
16540 (copy_most_rtx): Same.
16541 (rtx_equal_p): Same.
16542 (get_mode_alignment): Adjust for vectors.
16544 * resource.c (mark_referenced_resources): Handle vectors.
16545 (mark_set_resources): Same.
16547 * reload1.c (eliminate_regs): Handle vectors.
16548 (elimination_effects): Same.
16549 (scan_paradoxical_subregs): Same.
16551 * reload.c (subst_reg_equivs): Handle vectors.
16553 * regrename.c (scan_rtx): Handle vectors.
16555 * regclass.c (reg_scan_mark_refs): Handle vectors.
16557 * recog.c (find_single_use_1): Handle vectors.
16559 * local-alloc.c (equiv_init_varies_p): Handle vectors.
16560 (contains_replace_regs): Same.
16561 (memref_referenced_p): Same.
16563 * integrate.c (copy_rtx_and_substitute): Handle vectors.
16564 (subst_constants): Same.
16566 * genattrtab.c (attr_copy_rtx): Handle vectors.
16567 (encode_units_mask): Same.
16568 (clear_struct_flag): Same.
16569 (count_sub_rtxs): Same.
16571 * gcse.c (want_to_gcse_p): Handle vectors.
16572 (oprs_unchanged_p): Same.
16573 (hash_expr_1): Same.
16574 (oprs_not_set_p): Same.
16575 (expr_killed_p): Same.
16576 (compute_transp): Same.
16577 (store_ops_ok): Same.
16579 * function.c (purge_addressof_1): Do not allow paradoxical subregs
16581 (fixup_var_refs_1): Same.
16582 (instantiate_virtual_regs_1): Same.
16584 * fold-const.c (operand_equal_p): Handle vectors.
16586 (rtl_expr_nonnegative_p): Same.
16588 * flow.c (mark_used_regs): Handle vectors.
16590 * df.c (df_uses_record): Handle vectors.
16592 * cselib.c (cselib_subst_to_values): Handle vectors.
16593 (cselib_mem_conflict_p): Same.
16596 * cse.c (canon_reg): Handle vectors.
16598 (cse_process_notes): Same.
16599 (count_reg_usage): Same.
16600 (canon_hash): Same.
16602 * alias.c (nonlocal_mentioned_p): Add case for CONST_VECTOR.
16604 * combine.c (mark_used_regs_combine): Add case for CONST_VECTOR.
16606 * emit-rtl.c (init_emit_once): Generate const0_rtx for vectors.
16607 (gen_rtx): Handle CONST_VECTOR.
16608 (gen_const_vector_0): New.
16609 (copy_rtx_if_shared): CONST_VECTORs can be shared.
16610 (reset_used_flags): Same.
16611 (copy_insn_1): Same.
16612 (initializer_constant_valid_p): Handle VECTOR_CST.
16614 * doc/c-tree.texi (Expression trees): Document VECTOR_CST.
16616 * doc/rtl.texi (Constants): Document const_vector.
16617 (CONST0_RTX): Update for vectors.
16618 (RTL sharing): Same.
16620 * print-tree.c (print_node): Add case for VECTOR_CST.
16622 * tree.h (TREE_VECTOR_CST_ELTS): New.
16623 (struct tree_vector): New.
16624 (union tree_node): Add vector node.
16625 (build_vector): Add prototype.
16627 * tree.def (VECTOR_CST): New.
16629 * tree.c (build_vector): New.
16631 * expmed.c (make_tree): Handle CONST_VECTOR.
16633 * rtl.h (CONSTANT_P): CONST_VECTORs are constants too.
16634 (CONST_VECTOR_ELT): New.
16635 (CONST_VECTOR_NUNITS): New.
16637 * machmode.h (GET_MODE_INNER): New.
16638 (DEF_MACHMODE): Accept 8th arg.
16640 * machmode.def: Add 8th argument for vector inner mode.
16641 Add inner vector modes for vectors.
16643 * rtl.def (VEC_CONST): Remove.
16644 (CONST_VECTOR): New.
16646 * expr.c (clear_storage): Allow vectors.
16647 (is_zeros_p): Handle VECTOR_CST.
16649 * varasm.c (output_constant_pool): Handle vectors.
16650 (rtx_const): Add veclo and vechi fields.
16651 (kind): Add RTX_VECTOR.
16652 (decode_rtx_const): Add case for vector.
16654 * config/rs6000/rs6000-protos.h: Add zero_constant.
16656 * config/rs6000/rs6000.c (rs6000_emit_move): Handle vector
16657 constants. Force easy vector constants into memory.
16658 (easy_vector_constant): New.
16659 (emit_easy_vector_constant): New.
16660 (rs6000_legitimize_reload_address): Do not generate bad reloads on
16663 * config/rs6000/rs6000.md ("altivec_lvx"): Reflect what
16665 ("altivec_lvxl"): Same.
16666 (altivec_lvebx): Same.
16667 (altivec_lvehx): Same.
16668 (altivec_lvewx): Same.
16669 ("*movv4si_const0"): New.
16670 ("*movv4sf_const0"): New.
16671 ("*movv8hi_const0"): New.
16672 ("*movv16qi_const0"): New.
16674 2002-02-18 Kazu Hirata <kazu@hxi.com>
16676 * config/h8300/h8300.c (notice_update_cc): Use
16679 2002-02-18 Kazu Hirata <kazu@hxi.com>
16681 * config/h8300/h8300.md (divmod patterns): Change the
16682 constraints for operands[1] to register_operand.
16684 2002-02-18 Kazu Hirata <kazu@hxi.com>
16686 * config/h8300/h8300-protos.h: Remove the prototype for
16688 * config/h8300/h8300.c (p_operand): Remove.
16689 * config/h8300/h8300.md: Replace p_operand with
16692 2002-02-18 Philip Blundell <pb@nexus.co.uk>
16694 * config/arm/arm.c (arm_compute_save_reg_mask): Fix typo in
16696 (output_return_instruction): Allow use of LDR to unstack
16697 return addresss even for interrupt handlers or when
16698 interworking. If compiling for ARMv5, use interworking-safe
16699 return instructions by default. Remove duplicated code and
16700 lengthy "strcat" sequences.
16702 2002-02-18 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
16704 * config/rs6000/sysv4.h (STARTFILE_SPEC): Use crtbeginT.o for -static.
16705 (LINK_EH_SPEC): Define.
16706 * config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbeginT.o.
16708 2002-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16710 * config/s390/s390.c (s390_emit_prologue): Do not set the
16711 frame_related flag for call-clobbered registers.
16713 Mon Feb 18 15:07:35 CET 2002 Jan Hubicka <jh@suse.cz>
16715 * i386.c (classify_argument): Properly classify SSE/MMX modes and VOIDmode.
16716 (construct_container): Fix handling of SSE operands.
16717 (ix86_expand_builtin): Fix handling of 64bit pointers.
16718 (mmx_maskmovq_rex): New pattern.
16720 Mon Feb 18 11:55:55 CET 2002 Jan Hubicka <jh@suse.cz>
16722 * regrename.c (kill_set_value): Handle subregs properly.
16724 2002-02-18 David Billinghurst <David.Billinghurst@riotinto.com>
16726 * objc/objc-act.c (handle_impent): Remove leading '*'
16727 from objc_class_name.
16729 2002-02-17 Richard Henderson <rth@redhat.com>
16731 * config/alpha/alpha.c (some_small_symbolic_operand,
16732 some_small_symbolic_operand_1, split_small_symbolic_operand,
16733 split_small_symbolic_operand_1): Rename from *symbolic_mem_op*.
16734 Handle small SYMBOL_REFs anywhere, not just inside memories.
16735 * config/alpha/alpha-protos.h: Update.
16736 * config/alpha/alpha.h (PREDICATE_CODES): Update.
16737 * config/alpha/alpha.md (small symbolic operand splitter): Update.
16739 2002-02-17 Roland McGrath <roland@frob.com>
16741 * config.gcc (powerpc-*-gnu-gnualtivec*,
16742 powerpc-*-gnu*, powerpc64-*-gnu*): New configurations.
16743 * config/rs6000/gnu.h: New file.
16744 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS):
16745 Grok "gnu" in rs6000_abi_name.
16746 (ASM_SPEC, CC1_SPEC, LINK_START_SPEC, LINK_OS_SPEC,
16747 CPP_ENDIAN_SPEC, CPP_SPEC, STARTFILE_SPEC, LIB_SPEC, ENDFILE_SPEC):
16748 Grok -mcall-gnu analogous to -mcall-linux et al.
16749 (LIB_GNU_SPEC, STARTFILE_GNU_SPEC, ENDFILE_GNU_SPEC,
16750 LINK_START_GNU_SPEC, LINK_OS_GNU_SPEC, CPP_OS_GNU_SPEC): New macros.
16751 (SUBTARGET_EXTRA_SPECS): Add *_os_gnu specs using them.
16753 2002-02-17 Jakub Jelinek <jakub@redhat.com>
16756 * c-typeck.c (build_binary_op) [BIT_XOR_EXPR]: Remove explicit
16759 2002-02-17 Philipp Thomas <pthomas@suse.de>
16761 * config/cris/cris.h: Undefine STARTFILE_SPEC and
16762 ENDFILE_SPEC before (re)defining them.
16764 2002-02-17 Kazu Hirata <kazu@hxi.com>
16766 * config/h8300/h8300.c: Fix formatting.
16767 * config/h8300/h8300.h: Likewise.
16769 2002-02-17 Philipp Thomas <pthomas@suse.de>
16771 * doc/tm.texi: Explain why empty strings should not be
16772 marked for translation.
16774 2002-02-17 Philipp Thomas <pthomas@suse.de>
16776 * final.c (output_operand_lossage): Changed to accept
16777 printf style arguments. Change calls where necessary.
16778 * output.h (output_operand_lossage): Change declaration
16779 accordingly. Update copyright.
16780 * config/arc/arc.c config/fr30/fr30.c config/m32r/m32r.c
16781 config/m88k/m88k.c : Adapt all calls to output_operand_lossage.
16782 Update copyright date where necessary.
16784 * config/i386/i386.c (print_operand): Likewise. Remove use of
16787 * config/cris/cris.c (cris_operand_lossage): Likewise.
16788 Rename parameter so that exgettext recognizes it as
16789 translatable message.
16790 (LOSE_AND_RETURN): Rename parameter to msgid.
16792 2002-02-17 Kazu Hirata <kazu@hxi.com>
16794 * config/h8300/h8300.h (CONDITIONAL_REGISTER_USAGE): Replace a
16795 hard coded register number with an appropriate macro.
16796 (HARD_REGNO_MODE_OK): Likewise.
16797 (ARG_POINTER_REGNUM): Likewise.
16798 (STATIC_CHAIN_REGNUM): Likewise.
16799 (RETURN_ADDRESS_POINTER_REGNUM): Likewise.
16800 * config/h8300/h8300.md (define_constants): Define more
16803 2002-02-17 Philipp Thomas <pthomas@suse.de>
16805 * config/i386/i386.h: Don't mark empty strings for translation.
16807 2002-02-16 H.J. Lu <hjl@gnu.org>
16809 * config/mips/linux.h (ASM_PREFERRED_EH_DATA_FORMAT): New.
16811 2002-02-16 Zack Weinberg <zack@codesourcery.com>
16813 * cppinit.c (merge_include_chains): Check for brack being
16814 NULL before attempting to merge it with qtail.
16816 2002-02-16 Andrew Cagney <ac131313@redhat.com>
16818 * config/rs6000/netbsd.h (PREFERRED_DEBUGGING_TYPE): Set to
16821 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
16823 * pa/t-pa, pa/t-pro, som.h: Revert last patch.
16825 2002-02-16 John David Anglin <dave@hiauly1.hia.nrc.ca>
16827 * pa/t-pa (LIB2FUNCS_EXTRA): Don't build lib2funcs.asm.
16828 * pa/t-pro (LIB2FUNCS_EXTRA): Likewise.
16829 * som.h (DO_GLOBAL_DTORS_BODY): Delete define.
16831 Sat Feb 16 13:48:50 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16833 * config/alpha/alpha.md (*movsi_nt_vms_nofix): Was *movsi_nt_vms;
16834 now only if !TARGET_FIX.
16835 (*movsi_nt_vms_fix): New pattern.
16837 2002-02-16 Douglas B Rupp <rupp@gnat.com>
16839 * config/alpha/alpha.c: Implement null frame procedure types on VMS.
16840 (alpha_procedure_type): Replaces alpha_is_stack_procedure.
16841 (alpha_sa_mask, alpha_sa_size): Reflect above change.
16842 (alpha_pv_save_size, alpha_expand_prologue): Likewise.
16843 (alpha_start_function, alpha_expand_epilogue): Likewise.
16844 (unicosmk_gen_dsib): Likewise.
16846 Sat Feb 16 13:39:09 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16848 * expr.c (store_constructor): Handle target REG case for ARRAY_TYPE.
16850 2002-02-16 Ulrich Weigand <uweigand@de.ibm.com>
16852 * config/s390/s390.c (pool_stop_uid, other_chunk, far_away,
16853 check_and_change_labels, s390_final_chunkify): Delete.
16854 (s390_split_branches, s390_chunkify_pool): New functions.
16855 (s390_function_prologue): Call them.
16857 * config/s390/s390.h (S390_REL_MAX): Delete.
16858 (S390_CHUNK_MAX, S390_CHUNK_OV): Adjust values.
16860 * config/s390/s390.md (cjump, icjump, jump): Fix length
16861 attribute calculation.
16864 2002-02-15 David Edelsohn <edelsohn@gnu.org>
16866 * config/rs6000/linux64.h (STRIP_NAME_ENCODING): Delete.
16867 * config/rs6000/ppc-asm.h (JUMP_TARGET): Define for powerpc64.
16869 2002-02-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
16871 * gcc.c (init_gcc_specs): Revert patch from 2002-02-15.
16872 * config/pa/pa-linux.h (LIB_SPEC): Likewise.
16873 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Likewise.
16875 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
16877 * c-decl.c (grokdeclarator): Prevent a segfault on unnamed decls.
16879 2002-02-15 Richard Sandiford <rsandifo@redhat.com>
16881 * reload.c (find_dummy_reload): Check that an output register
16882 is valid for its mode.
16884 2002-02-14 Alexandre Oliva <aoliva@redhat.com>
16886 * combine.c (known_cond): After replacing the REG of a SUBREG, try
16889 * function.c (assign_parms): Demote promoted argument passed by
16890 transparent reference.
16892 2001-02-14 Joel Sherrill <joel@OARcorp.com>
16894 * config/arm/rtems-elf.h, config/h8300/rtems.h: Removed redundant
16895 -Acpu() and -Amachine() to eliminate warnings.
16897 2002-02-14 Ulrich Weigand <uweigand@de.ibm.com>
16899 * config/s390/linux.h (ASM_OUTPUT_ALIGNED_BSS): New.
16901 2002-02-14 Kazu Hirata <kazu@hxi.com>
16903 * config/h8300/h8300-protos.h: Update the prototype for
16905 * config/h8300/h8300.c (const_costs): Treat SET as a little
16906 more expensive operation.
16907 * config/h8300/h8300.h (DEFAULT_RTX_COSTS): Update the
16908 reference to const_costs.
16910 2002-02-14 Hans-Peter Nilsson <hp@axis.com>
16912 * config.gcc (c4x-*-rtems*): Fix typo in tm_file setting.
16914 2002-02-14 Jakub Jelinek <jakub@redhat.com>
16917 * c-decl.c (duplicate_decls): If builtin type has TYPE_ARG_TYPES NULL,
16918 use arguments from newtype.
16920 2002-02-13 Eric Christopher <echristo@redhat.com>
16922 * config/mips/mips.c (override_options): Add check for march/mipsX
16923 on the same command line. Fix error message in cpu processing.
16924 Remove architecture and ISA checks.
16926 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
16928 * config/rs6000/darwin.h (ROUND_TYPE_ALIGN): Adjust for vectors.
16930 * config/rs6000/sysv4.h (ROUND_TYPE_ALIGN): Add MAX.
16932 2002-02-14 Aldy Hernandez <aldyh@redhat.com>
16934 * config/rs6000/rs6000.md ("*movv4si_internal"): Add m<-r and r<-r
16936 ("*movv8hi_internal1"): Same.
16937 ("*movv16qi_internal1"): Same.
16938 ("*movv4sf_internal1"): Same.
16940 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Do
16941 not push_reload for altivec modes.
16943 2002-02-13 Joel Sherrill <joel@OARcorp.com>
16945 * config.gcc (a29k-*-rtems), config/a29k/rtems.h: General cleanup across
16946 all RTEMS targets including removal of #includes from config/*/rtems*.h
16947 file and adding them to tm_file setting. Added xm_defines=POSIX to
16949 * config.gcc (c4x-*-rtems), config/c4x/rtems.h: Ditto.
16950 * config.gcc (h8300-*-rtems), config/h8300/rtems.h: Ditto.
16951 * config.gcc (hppa1.1-*-rtems), config/pa/rtems.h: Ditto.
16952 * config.gcc (i960-*-rtems), config/i960/rtems.h: Ditto.
16953 * config.gcc (m68k-*-rtems*), config/m68k/rtems.h,
16954 config/m68k/rtemself.h: Ditto.
16955 * config.gcc (mips*-*-rtems*), config/mips/rtems.h,
16956 config/mips/rtems64.h: Ditto.
16957 * config.gcc (powerpc-*-rtems*), config/rs6000/rtems.h: Ditto.
16958 * config.gcc (sh-*-rtems*), config/sh/rtems.h, config/sh/rtemself.h:
16960 * config.gcc (sparc-*-rtems*), config/sparc/rtems.h,
16961 config/sparc/rtemself.h: Ditto.
16962 * config.gcc (v850-*-rtems*), config/v850/rtems.h: Ditto.
16963 * config.gcc (arm-rtems), config/arm/rtems-elf.h: Ditto plus moved
16964 arm-rtems stanza closer to other arm-elf targets and made arm-rtems
16966 * config.gcc (i[34567]86-*-rtems*), config/i386/djgpp-rtems.h,
16967 config/i386/rtems.h, config/i386/rtemself.h: Ditto plus i386-rtemself
16968 target made more similar to i386-elf.
16969 * config/i386/t-rtems-i386: Added soft float support and multilibs.
16970 * config/m68k/t-m68kbare: Add 68040 and 68060 as multilib alternatives to
16971 be similar to config/m68k/t-m68kelf.
16972 * gthr-rtems.h: Encapsulate with extern "C" for C++.
16974 Wed Feb 13 23:41:15 CET 2002 Jan Hubicka <jh@suse.cz>
16976 * regmove.c (kill_value): Handle subregs.
16978 Wed Feb 13 23:34:30 CET 2002 Jan Hubicka <jh@suse.cz>
16980 * i386.md (mul patterns): Allow memory operand to be first;
16981 add expanders where needed; fix constraints.
16982 (min?f_nonieee, max?f_nonieee, SSE TImode patterns):
16983 Allow memory operand to be the first.
16985 * i386.c (ix86_prepare_fp_compare_args): Fix condition for swapping
16988 2002-02-13 Jakub Jelinek <jakub@redhat.com>
16991 * expr.c (safe_from_p): Pass VOIDmode to true_dependence instead of
16994 2002-02-13 Jakub Jelinek <jakub@redhat.com>
16996 PR optimization/5547:
16997 * config/i386/i386.c (i386_simplify_dwarf_addr): Simplify
16998 all valid IA-32 address modes involving non-scaled %ebx and
16999 GOT/GOTOFF as displacement.
17001 2002-02-13 Ulrich Weigand <uweigand@de.ibm.com>
17003 * config/s390/s390.c (s390_final_chunkify): Re-run shorten_branches
17004 after emitting ltorg insns.
17006 * config/s390/s390.md (*cmpdf_ccs_0, *cmpdf_ccs, *cmpsf_ccs_0,
17007 *cmpsf_ccs, truncdfsf2_ieee, *adddf3, *addsf3, *subdf3, *subsf3,
17008 *muldf3, *mulsf3, *divdf3, *divsf3, *negdf2, *negsf2, *absdf2,
17009 *abssf2): Fix "op_type" attribute.
17011 2002-02-13 Douglas B Rupp <rupp@gnat.com>
17013 * mkconfig.sh: Avoid using a subshell redirect.
17014 ($output.T): Change to $(output)T.
17015 (ENABLE_NLS): Remove unneeded undef.
17017 * config/alpha/vms.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX): Define.
17018 * config/alpha/x-vms (libsubdir): Define.
17020 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Handle
17021 register frame procedures. Optimize retrieving context.
17023 * config/alpha/t-vms (MULTILIB_OPTIONS): Define.
17024 (MULTILIB_DIRNAME, LIBGCC, INSTALL_LIBGCC): Likewise.
17025 * config/alpha/vms.h (ASM_FILE_START): Write .arch directive.
17027 Wed Feb 13 09:45:08 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17029 * alias.c (find_base_term, case ZERO_EXTEND, case SIGN_EXTEND):
17030 Make same change as for find_base_value.
17032 2002-02-13 Kazu Hirata <kazu@hxi.com>
17034 * config/h8300/h8300.h (MODES_TIEABLE_P): Accept a combination
17035 of QImode and SImode.
17037 2002-02-13 Kazu Hirata <kazu@hxi.com>
17039 * config/h8300/h8300.c (h8300_adjust_insn_length): Correct the
17040 length computation of movsi.
17041 * config/h8300/h8300.md (movsi_h8300hs): Correct the length.
17043 2002-02-13 Kazu Hirata <kazu@hxi.com>
17045 * config/h8300/h8300.md (subqi3): Tighten the predicate for
17046 operands[2] to register_operand.
17048 Wed Feb 13 10:35:56 CET 2002 Jan Hubicka <jh@suse.cz>
17050 * i386.md (fop_*_comm_*): allow nonimmediate in the first operand.
17052 2002-02-12 Aldy Hernandez <aldyh@redhat.com>
17054 * config/rs6000/rs6000.md: Use predicate altivec_register_operand
17055 for altivec_lvx* and altivec_stvx*.
17056 ("*movv4si_internal"): Add constraint for loading from GPRs.
17057 ("*movv8hi_internal1"): Same.
17058 ("*movv16qi_internal1"): Same.
17059 ("*movv4sf_internal1"): Same.
17061 * config/rs6000/rs6000.c (altivec_register_operand): New.
17063 * config/rs6000/rs6000.h (PREDICATE_CODES): Add
17064 altivec_register_operand.
17066 2002-02-13 Hans-Peter Nilsson <hp@bitrange.com>
17068 * config/mmix/mmix.c (mmix_assemble_integer) <case 4>: Don't
17071 2002-02-13 Stan Shebs <shebs@apple.com>
17073 * c-typeck.c (digest_init): Handle vectors.
17074 (really_start_incremental_init): Same.
17075 (pop_init_level): Same.
17076 (process_init_element): Same.
17078 * varasm.c (output_constant): Same.
17080 * expr.c (clear_storage): Same.
17081 (store_constructor): Same.
17083 2002-02-12 Eric Christopher <echristo@redhat.com>
17085 * explow.c (hard_function_value): Add comment explaining
17086 signed/unsigned comparison.
17088 2002-02-12 Jakub Jelinek <jakub@redhat.com>
17090 * jump.c (never_reached_warning): Add finish argument.
17091 If finish is NULL, stop on CODE_LABEL, otherwise stop before first
17092 real insn after end.
17093 * rtl.h (never_reached_warning): Adjust prototype.
17094 * cse.c (cse_insn): Pass NULL as finish to never_reached_warning.
17095 * cfgrtl.c (flow_delete_block): Pass b->end as finish to
17096 never_reached_warning.
17098 2002-02-12 Graham Stott <grahams@redhat.com>
17100 * config/hp/pa.h (GO_IF_LEGITIMATE_ADDRESS): Fix typos.
17102 2002-02-12 Kazu Hirata <kazu@hxi.com>
17104 * config/h8300/h8300.c (shift_alg_hi): Improve the 15-bit
17105 logical shifts on H8/300.
17106 (shift_alg_si): Improve several shifts on H8/300.
17107 (get_shift_alg): Likewise.
17109 2002-02-12 Graham Stott <grahams@redhat.com>
17111 * config/pa/pa.c (compute_movstrsi_length): Fix typos.
17113 Tue Feb 12 10:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
17115 * alias.c (find_base_value, case ZERO_EXTEND, case SIGN_EXTEND):
17116 Handle #ifdef POINTERS_EXTEND_UNSIGNED.
17118 2002-02-11 Hans-Peter Nilsson <hp@bitrange.com>
17120 * config/mmix/mmix.c (mmix_assemble_integer) <case 1, 2>: Handle
17121 non-CONST_INT through default_assemble_integer.
17122 <case 4>: Likewise, for non-CONST_INT, non-SYMBOL_REF.
17123 <case 8>: Abort for CONST_DOUBLE.
17125 2002-02-11 John David Anglin <dave@hiauly1.hia.nrc.ca>
17127 * gcc.c (init_gcc_specs): Add static libgcc to link when "-shared"
17129 * config/pa/pa-linux.h (LIB_SPEC): Delete.
17130 * config/pa/pa32-linux.h (LINK_COMMAND_SPEC): Delete.
17132 2002-02-11 Andrew Haley <aph@cambridge.redhat.com>
17134 * config/stormy16/stormy16.md (zero_extendqihi2): New.
17136 2002-02-11 Alexandre Oliva <aoliva@redhat.com>
17138 * regrename.c (regrename_optimize): Don't accept a
17139 part-clobbered register if the replaced register is not part
17142 * calls.c (store_one_arg): In the non-BLKmode non-partial case,
17143 take padding into account when computing the argument value.
17145 * config/sh/sh.h (FUNCTION_ARG_REGNO_P): Fix parenthesizing error.
17147 * combine.c (try_combine): Apply substitutions in
17148 CALL_INSN_FUNCTION_USAGE too.
17150 2002-02-11 Aldy Hernandez <aldyh@redhat.com>
17152 * config/rs6000/rs6000.c (altivec_init_builtins): Handle
17153 __builtin_altivec_abs*.
17156 * config/rs6000/rs6000.h (rs6000_builtins): Add
17157 ALTIVEC_BUILTIN_ABS*.
17159 * config/rs6000/altivec.h: Use const char for builtins expecting
17161 (vec_abs): New versions for C and C++.
17164 2002-02-10 Kazu Hirata <kazu@hxi.com>
17166 * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Simplify by
17169 2002-02-10 Kazu Hirata <kazu@hxi.com>
17171 * config/h8300/h8300.h (STACK_POINTER_REGNUM): Use the
17172 constant definition from h8300.md.
17173 (FRAME_POINTER_REGNUM): Likewise.
17174 * config/h8300/h8300.md (define_constants): Add FP_REG.
17176 2002-02-10 Kazu Hirata <kazu@hxi.com>
17178 * config/h8300/h8300.c (print_operand): Remove redundant code.
17180 2002-02-10 Kazu Hirata <kazu@hxi.com>
17182 * config/h8300/h8300-protos.h: Remove the prototype for byte_reg.
17183 * config/h8300/h8300.c (byte_reg): Make it static.
17185 2002-02-10 Richard Henderson <rth@redhat.com>
17188 * c-typeck.c (incomplete_type_error): Handle flexible array members.
17190 2002-02-10 Richard Henderson <rth@redhat.com>
17193 * tree.c (append_random_chars): Don't abort if main_input_filename
17196 2002-02-10 Hans-Peter Nilsson <hp@bitrange.com>
17198 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): Disable.
17200 2002-02-10 Kazu Hirata <kazu@hxi.com>
17202 * config/h8300/h8300.md (pushhi1_h8300): Correct the mode used.
17203 (pushhi1): Likewise.
17205 2002-02-10 John David Anglin <dave@hiauly1.hia.nrc.ca>
17207 * pa.c (reg_before_reload_operand): Don't accept a SUBREG operand.
17208 * pa.h (PREDICATE_CODES): Adjust codes for reg_before_reload_operand.
17210 2002-02-09 David O'Brien <obrien@FreeBSD.org>
17212 * config/sparc/freebsd.h(TARGET_DEFAULT): Add MASK_EPILOGUE setting and
17214 (ASM_CPU_DEFAULT_SPEC): Remove. Default setting is fine.
17216 2002-02-09 Kazu Hirata <kazu@hxi.com>
17218 * config/h8300/h8300.c (output_logical_op): Use sub.w to clear
17219 a half of an SImode register on H8/300.
17221 Sat Feb 9 18:28:02 CET 2002 Jan Hubicka <jh@suse.cz>
17223 * i386.md (movdi_2): Add missing '!'.
17225 2002-02-09 Kazu Hirata <kazu@hxi.com>
17227 * config/h8300/h8300.h: Fix formatting. Remove commented-out
17230 2002-02-09 Kazu Hirata <kazu@hxi.com>
17232 * config/h8300/h8300.md (length): Correct the distance valid
17233 for the short branch.
17235 2002-02-09 Kazu Hirata <kazu@hxi.com>
17237 * config/h8300/h8300.md (iorhi3): Tighten the predicates.
17239 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
17241 * config/sh/sh.h (REGISTER_NATURAL_MODE): Save part-clobbered
17242 registers in SImode.
17243 (HARD_REGNO_CALL_PART_CLOBBERED) [TARGET_SHMEDIA32]: Set r18 as
17246 * config/sh/sh.c (expand_prologue): Fix mis-applied 2001-11-09's
17249 Contribute sh64-elf.
17250 2002-02-09 Alexandre Oliva <aoliva@redhat.com>
17251 * config/sh/sh.c (TARGET_CANNOT_MODIFY_JUMPS_P): Define to...
17252 (sh_cannot_modify_jumps_p): New function.
17253 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
17254 * config/sh/sh.c (TARGET_MS_BITFIELD_LAYOUT_P): Define to...
17255 (sh_ms_bitfield_layout_p): New function.
17256 2002-02-04 Alexandre Oliva <aoliva@redhat.com>
17257 Zack Weinberg <zack@codesourcery.com>
17258 * config/sh/sh.h (TRAMPOLINE_ADJUST_ADDRESS): Use
17259 expand_simple_binop instead of expand_binop.
17260 2002-02-03 Alexandre Oliva <aoliva@redhat.com>
17261 * config/sh/sh.h (OVERRIDE_OPTIONS) [! TARGET_SH5]: Disable
17262 use of .quad and .uaquad.
17263 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP,
17264 TARGET_ASM_ALIGNED_DI_OP): Add comment pointing to the above.
17265 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
17266 * config/sh/sh.md (movdi_const, movdi_const_32bit,
17267 movdi_const_16bit): Make sure all CONSTs have modes.
17268 (sym2PIC): Ditto, but by adjusting all callers.
17269 * config/sh/sh.c (calc_live_regs) [TARGET_SHCOMPACT]: Set pr_live
17270 if the prologue calls the SHmedia argument decoder or register
17272 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
17273 * config/sh/sh.c (TARGET_ASM_UNALIGNED_DI_OP): Define.
17274 (TARGET_ASM_ALIGNED_DI_OP): Likewise.
17275 (sh_expand_epilogue): Don't emit USE of return target register.
17276 (prepare_move_operands): Legitimize DImode PIC addresses.
17277 (sh_media_register_for_return): Skip tr0, used to initialize the
17279 (sh_expand_prologue): Remove explicit USE of return register.
17280 (nonpic_symbol_mentioned_p): PC is non-PIC. Don't recurse in
17281 CONST_DOUBLEs. UNSPEC_GOTPLT is PIC.
17282 * config/sh/sh.h (ASM_OUTPUT_DOUBLE_INT): Removed, obsolete.
17283 (OVERRIDE_OPTIONS): Don't disable PIC on SH5.
17284 (EXTRA_CONSTRAINT_S): Use MOVI_SHORI_BASE_OPERAND_P instead of
17285 EXTRA_CONSTRAINT_T.
17286 (GOT_ENTRY_P, GOTPLT_ENTRY_P, GOTOFF_P, PIC_ADDR_P): New.
17287 (MOVI_SHORI_BASE_OPERAND_P): New.
17288 (NON_PIC_REFERENCE_P, PIC_REFERENCE_P): New.
17289 (EXTRA_CONSTRAINT_T): Define in terms of them.
17290 (OUTPUT_ADDR_CONST_EXTRA): Handle UNSPEC_GOTPLT.
17291 * config/sh/sh.md (movsi_media, movsi_media_nofpu,
17292 movdi_media, movdi_media_nofpu): Add SIBCALL_REGS class to
17293 alternatives supporting TARGET_REGS.
17294 (UNSPEC_GOTPLT): New constant.
17295 (movdi split): Move incrementing of LABEL_NUSES...
17296 (movdi_const, movdi_const_32bit): Here. Use
17297 MOVI_SHORI_BASE_OPERAND_P instead of EXTRA_CONSTRAINT_T.
17298 (movdi_const_16bit): New.
17299 (call, call_value) [flag_pic]: Use GOTPLT.
17300 (call_pop, call_value_pop): New expands.
17301 (call_pop_compact, call_pop_rettramp): New insns.
17302 (call_value_pop_compact, call_value_pop_rettramp): New insns.
17303 (sibcall) [flag_pic]: Use GOT.
17304 (builtint_setjmp_receiver): Remove bogus, unused expand.
17305 (GOTaddr2picreg): Implement for SHcompact and SHmedia.
17306 (*pt, *ptb, ptrel): New insns.
17307 (sym2GOT): Handle DImode GOT.
17308 (sym2GOTPLT, symGOTPLT2reg): New expands.
17309 (sym2PIC): New expand.
17310 (shcompact_return_tramp): Use GOTPLT to return trampoline.
17311 (shcompact_return_tramp_i): Use return register explicitly.
17312 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SHMEDIA]: Don't
17313 disable flag_reorder_blocks.
17314 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
17315 * config/sh/sh.md (sibcall_compact): Reorder return, uses and
17316 clobbers, for clarity.
17317 (sibcall_epilogue) [TARGET_SHCOMPACT]: Mark saving and
17318 restoring of r0 in macl as MAYBE_DEAD.
17319 2002-01-18 Alexandre Oliva <aoliva@redhat.com>
17320 * config/sh/sh.h (LONG_DOUBLE_TYPE_SIZE): Define.
17321 * config/sh/sh.md (movv4sf_i, movv16sf_i): Fix uses of
17322 alter_subreg all over.
17323 (jump) [TARGET_SHMEDIA]: FAIL to create new jumps after
17324 reload, instead of emitting instructions that would require
17326 (casesi_load_media): Add missing modes.
17327 2001-11-09 Alexandre Oliva <aoliva@redhat.com>
17328 * config/sh/sh.c (sh_expand_prologue): Mark the PIC register
17329 as used if the argument decoder is called.
17330 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
17331 * config/sh/sh.md (udivsi3, divsi3): Load libcall symbol name in
17332 Pmode, then extend it to DImode if necessary.
17333 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
17334 * config/sh/sh.h (LEGITIMATE_CONSTANT_P): Don't accept DFmode
17335 constants in FPU-enabled SHmedia, let them be loaded from memory.
17336 2001-08-28 Alexandre Oliva <aoliva@redhat.com>
17337 * config/sh/sh.md (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media):
17338 Adjust whitespace in assembly output templates.
17339 2001-08-28 Stephen Clarke <Stephen.Clarke@st.com>
17340 * config/sh/sh.md (movdicc_false, movdicc_true, movdicc): Adjust
17341 mode of if_then_else.
17342 2001-08-04 Alexandre Oliva <aoliva@redhat.com>
17343 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): Override definition in
17345 2001-07-26 Andrew Haley <aph@cambridge.redhat.com>
17346 Joern Rennecke <amylaar@redhat.com>
17347 * config/sh/sh64.h (CPP_DEFAULT_CPU_SPEC): New.
17348 (SUBTARGET_CPP_PTR_SPEC): New.
17349 (SUBTARGET_CPP_SPEC): Remove.
17350 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
17351 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
17352 Fix typo in previous checkin.
17353 2001-07-11 Chandrakala Chavva <cchavva@redhat.com>
17354 * config/sh/sh.h (MODES_TIEABLE_P): Fix redact indentations.
17355 2001-07-10 Chandrakala Chavva <cchavva@cygnus.com>
17356 Alexandre Oliva <aoliva@redhat.com>
17357 * config/sh/sh.h (MODES_TIEABLE_P): Don't tie modes wider than
17358 what single FP register can hold for SHmedia target.
17359 2001-07-06 Chandrakala Chavva <cchavva@redhat.com>
17360 Alexandre Oliva <aoliva@redhat.com>
17361 * config/sh/sh.md (movsf_media_nofpu+1, movdf_media_nofpu+1):
17362 Do not split into SUBREG.
17363 2001-06-14 Alexandre Oliva <aoliva@redhat.com>
17364 * config/sh/ushmedia.h, config/sh/sshmedia.h: Updated signatures
17365 and added new functions as specified in SH5 ABI r9.
17366 2001-06-04 Alexandre Oliva <aoliva@redhat.com>
17367 * config/sh/lib1funcs.asm (GCC_nested_trampoline): Align to an
17369 2001-06-03 Alexandre Oliva <aoliva@redhat.com>
17370 * config/sh/sh.c (dump_table): Add const0_rtx in calls of
17371 gen_consttable_4 and gen_consttable_8. Emit multiple labels
17372 and consttable_window_ends.
17373 2001-06-03 Graham Stott <grahams@redhat,com>
17374 * config/sh/sh.md (movdi split): Remove unused variable last_insn.
17375 2001-05-16 Alexandre Oliva <aoliva@redhat.com>
17376 * config/sh/sh.c (print_operand): Handle floating-point pair,
17377 vector and matrix registers.
17378 * config/sh/sh.h (REGISTER_MOVE_COST): Take floating-pointer
17379 vector modes into account.
17380 * config/sh/sh.md (movv2sf): Split move between registers into
17382 (movv4sf, movv16sf): Introduce insns that get split only after
17384 * config/sh/shmedia.h: Fix Copyright dates.
17385 * config/sh/ushmedia.h: Likewise. Move loop counter
17386 declarations into conditionals that uses them.
17387 (sh_media_FVADD_S, sh_media_FVSUB_S): Fix off-by-one error in
17389 * config/sh/sshmedia.h: Fix Copyright dates.
17390 (sh_media_PUTCFG): Fix constraints.
17391 2001-05-12 Alexandre Oliva <aoliva@redhat.com>
17392 * config/sh/sh.h (TARGET_PTRMEMFUNC_VBIT_LOCATION): Define to
17393 ptrmemfunc_vbit_in_delta for SH5.
17394 2001-05-08 Alexandre Oliva <aoliva@redhat.com>
17395 * config/sh/sh.h (TARGET_SWITCHES): Document -m5-*.
17396 * invoke.texi: Likewise.
17397 2001-04-14 Alexandre Oliva <aoliva@redhat.com>
17398 * config/sh/lib1funcs.asm (GCC_push_shmedia_regs,
17399 GCC_push_shmedia_regs_nofpu, GCC_pop_shmedia_regs,
17400 GCC_pop_shmedia_regs_nofpu): New global symbols.
17401 * config/sh/t-sh64 (LIB1ASMFUNCS): Add them.
17402 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): New macro.
17403 * config/sh/sh.c (calc_live_regs): Account for PR's saving in
17404 compact function with nonlocal labels.
17405 (sh_expand_prologue) [SHcompact]: Push SHmedia regs if needed.
17406 (sh_expand_epilogue) [SHcompact]: Pop them when appropriate.
17407 (initial_elimination_offset): Account for their stack space.
17408 * config/sh/sh.md (shmedia_save_restore_regs_compact): New insn.
17409 * config/sh/sh.md (movsi_media, movsi_media_nofpu, movqi_media,
17410 movhi_media, movdi_media, movdi_media_nofpu, movdf_media,
17411 movdf_media_nofpu, movsf_media, movsf_media_nofpu): Require at
17412 least one of the operands to be a register.
17413 (movv2sf): Likewise. Renamed to movv2sf_i.
17414 (movdi, movdf, movv2sf, movv4sf, movv16sf, movsf):
17415 prepare_move_operands() before emitting SHmedia insns.
17416 2001-04-03 Alexandre Oliva <aoliva@redhat.com>
17417 * config/sh/crti.asm (init, fini) [__SH5__ && ! __SHMEDIA__]:
17418 Don't save nor initialize r12. Don't mis-align the stack.
17419 Pad the code with a nop.
17420 * config/sh/crti.asm: Don't restore r12. Don't mis-align the
17422 2001-03-13 Alexandre Oliva <aoliva@redhat.com>
17423 * gcc/longlong.h (__umulsidi3, count_leading_zeros)
17424 [__SHMEDIA__]: Implement.
17425 2001-03-11 Alexandre Oliva <aoliva@redhat.com>
17426 * config/sh/sh.md: Set latency of `pt' closer to reality.
17427 (movsi_media, movsi_media_nofpu, movdi_media, movdi_media_nofpu,
17428 movdf_media, movdf_media_nofpu, movsf_media, movsf_media_nofpu):
17429 Set move, load and store type attributes.
17430 * config/sh/sh.c (sh_loop_align) [TARGET_SH5]: Set to 3.
17431 * config/sh/sh.h (OVERRIDE_OPTIONS) [TARGET_SH5]: Disable
17433 * config/sh/sh.h (PROMOTE_MODE): Sign-extend SImode to DImode.
17434 * config/sh/sh-protos.h (sh_media_register_for_return): Declare.
17435 * config/sh/sh.c (sh_media_register_for_return): New function.
17436 (sh_expand_prologue) [TARGET_SHMEDIA]: Copy r18 to an available
17437 branch-target register.
17438 (sh_expand_epilogue) [TARGET_SHMEDIA]: Explicitly USE it.
17439 * config/sh/sh.md (return_media_i): Use any call-clobbered
17440 branch-target register.
17441 (return_media): If r18 wasn't copied in the prologue, copy it
17443 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE) [TARGET_SHMEDIA]:
17444 Clear class FP0_REGS.
17445 * config/sh/sh64.h (LINK_SPEC): Removed incorrect default copied
17447 2001-03-08 DJ Delorie <dj@redhat.com>
17448 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable relaxing for SHMEDIA.
17449 2001-02-09 Alexandre Oliva <aoliva@redhat.com>
17450 * config/sh/sh.md (sibcall_compact): Set fp_mode to single.
17451 2001-02-07 Alexandre Oliva <aoliva@redhat.com>
17452 * config/sh/sh.h (INT_ASM_OP) [SHMEDIA64]: Use `.quad'.
17453 2001-02-03 Alexandre Oliva <aoliva@redhat.com>
17454 * config/sh/sh.h (INIT_CUMULATIVE_ARGS): Compute size of BLKmode
17455 return value correctly for call_cookie.
17456 2001-02-01 Alexandre Oliva <aoliva@redhat.com>
17457 * config/sh/crt1.asm (start): Modified so as to call
17458 ___setup_argv_and_call_main.
17459 2001-01-26 Alexandre Oliva <aoliva@redhat.com>
17460 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't count stack_regs in
17462 2001-01-20 Alexandre Oliva <aoliva@redhat.com>
17463 * config/sh/sh.h (STRIP_DATALABEL_ENCODING): New macro.
17464 (STRIP_NAME_ENCODING): Use it.
17465 (ASM_OUTPUT_LABELREF): Likewise. Don't call assemble_name().
17466 2001-01-19 Alexandre Oliva <aoliva@redhat.com>
17467 * config/sh/sh.md (sgeu) [! SHMEDIA]: Fix invocation of
17468 prepare_scc_operands().
17469 * config/sh/sh.h (SH_DATALABEL_ENCODING): Change to "#"...
17470 (DATALABEL_SYMNAME_P): ... so that we don't need memcmp here.
17471 2001-01-17 Alexandre Oliva <aoliva@redhat.com>
17472 * config/sh/sh.h (STRIP_NAME_ENCODING): Strip leading `*'.
17473 2001-01-13 Alexandre Oliva <aoliva@redhat.com>
17474 * config/sh/sh.md (shcompact_incoming_args): Use R0_REG.
17475 * config/sh/sh.md (R7_REG, R8_REG, R9_REG): Define as constants,
17476 used in shcompact_incoming_args.
17477 * config/sh/sh.c (sh_expand_epilogue): Fix thinko in previous
17479 * config/sh/crt1.asm (start) [SH5]: Switch to single-precision
17481 * config/sh/lib1funcs.asm (sdivsi3_i4, udivsi3_i4, set_fpscr):
17482 Adjust accordingly.
17483 * config/sh/sh.c (sh_expand_prologue, sh_expand_epilogue):
17484 Simplify. Adjust. Add sanity check.
17485 * config/sh/sh.h (TARGET_SWITCHES) [5-compact]: Set
17487 * config/sh/sh.md (udivsi3_i4_single, divsi3_i4_single): Match
17489 (udivsi3, divsi3): Use them.
17490 (force_mode_for_call): New insn.
17491 (call, call_value, sibcall_value): Emit it before SHcompact
17493 2001-01-11 Alexandre Oliva <aoliva@redhat.com>
17494 * config/sh/sh.md (call, call_value, sibcall): Make sure the
17495 call cookie is non-NULL before taking its value.
17496 2001-01-10 Alexandre Oliva <aoliva@redhat.com>
17497 * config.gcc (sh64): Set target_requires_64bit_host_wide_int.
17498 2001-01-09 Alexandre Oliva <aoliva@redhat.com>
17499 * config/sh/sh.md (shcompact_incoming_args): Set argument memory
17501 * config/sh/sh.h (STATIC_CHAIN_REGNUM) [SH5]: Use r1.
17502 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r0 as
17503 temporary for stack adjusts. Use MACL and MACH to pass
17504 arguments to shcompact_incoming_args.
17505 * config/sh/sh.md (shcompact_incoming_args): Adjust. Don't
17507 * config/sh/lib1funcs.asm (shcompact_incoming_args): Likewise.
17508 (nested_trampoline): Load static chain address into r1.
17509 * config/sh/sh.md (movdi_media splits): Fix sign-extension.
17510 2001-01-07 Alexandre Oliva <aoliva@redhat.com
17511 * config/sh/sh.c (fpul_operand) [SHMEDIA]: Just call
17512 fp_arith_reg_operand().
17513 2001-01-06 Alexandre Oliva <aoliva@redhat.com>
17514 * config/sh/sh.md (casesi): Sign-extend the first two operands,
17515 and use signed compares for them.
17516 * config/sh/sh.c (dump_table): Don't emit 8-byte constants after
17517 4-byte ones. Instead, inter-leave them, maintaining the 8-byte
17518 ones properly aligned.
17519 (find_barrier): Account for extra alignment needed for 8-byte wide
17521 (machine_dependent_reorg): Require a label for the second 4-byte
17522 constant after an 8-byte one.
17523 * config/sh/lib1funcs.asm (sdivsi3): Fix typo in yesterday's
17525 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
17526 * config/sh/sh.c (machine_dependent_reorg) [SHCOMPACT]: Reset
17527 last_float when switching float modes.
17528 * config/sh/sh.md (movdf) [SH5]: Don't use stack-pointer
17529 auto-increment for general-purpose registers.
17530 * config/sh/lib1funcs.asm (sdivsi3) [SHMEDIA]: Sign-extend the
17532 * config/sh/sh.c (sh_expand_prologue) [SH5]: Use r1 as temporary
17534 * config/sh/sh.c (sh_builtin_saveregs): Support using all
17535 registers for varargs.
17536 2001-01-01 Alexandre Oliva <aoliva@redhat.com>
17537 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Simplify.
17538 * config/sh/sh.h (CALL_COOKIE_STACKSEQ,
17539 CALL_COOKIE_STACKSEQ_SHIFT, CALL_COOKIE_STACKSEQ_GET): New macros.
17540 (CALL_COOKIE_INT_REG_SHIFT): Adjust.
17541 (FUNCTION_ARG_ADVANCE): Use SHCOMPACT_FORCE_ON_STACK. Adjust
17542 call_cookie accordingly.
17543 (FUNCTION_ARG): Test SHCOMPACT_FORCE_ON_STACK.
17544 (SHCOMPACT_BYREF): Likewise.
17545 (SHCOMPACT_FORCE_ON_STACK): New macro.
17546 * config/sh/sh.c (sh_expand_prologue): Use new call_cookie format.
17547 (sh_builtin_saveregs): Likewise.
17548 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
17549 shcompact_incoming_args): Use new shift values. Support
17550 sequences of consecutive and non-consecutive pushes/pops.
17551 * config/sh/sh.md (return): Don't explicitly use PR_REG.
17552 2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
17553 * config/sh/sh.h (TEXT_SECTION): Define.
17554 * config/sh/elf.h (ASM_FILE_START): Output TEXT_SECTION_ASM_OP.
17555 2001-01-05 Alexandre Oliva <aoliva@redhat.com>
17556 * config/sh/sh.h (INIT_CUMULATIVE_LIBCALL_ARGS): New macro.
17557 * config/sh/sh.h (BASE_RETURN_VALUE_REG): Use FP regs for
17558 return values on FPU-enabled SHmedia.
17559 (FUNCTION_VALUE_REGNO_P): Mark FIRST_FP_RET_REG as used on
17560 FPU-enabled SHmedia.
17561 (INIT_CUMULATIVE_ARGS): Set up return trampoline only if
17562 value is returned in a non-FP reg and is not returned by
17564 * config/sh/sh.md (shcompact_return_tramp_i): Change type to
17566 2000-01-04 Alexandre Oliva <aoliva@redhat.com>
17567 * config/sh/sh.h (SH_MIN_ALIGN_FOR_CALLEE_COPY): New.
17568 (FUNCTION_ARG_CALLEE_COPIES): Require argument to be
17569 quad-aligned to be passed by callee-copy reference.
17570 2001-01-03 Alexandre Oliva <aoliva@redhat.com>
17571 * config/sh/elf.h (MAX_WCHAR_TYPE_SIZE): Define.
17572 * config/sh/sh64.h (MAX_WCHAR_TYPE_SIZE): Undefine.
17573 2001-01-02 Alexandre Oliva <aoliva@redhat.com>
17574 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix error in
17575 copying low-numbered FP regs to r7 and r8.
17576 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Don't request copying of
17577 FP regs to general-purpose regs only if the copy was passed on the
17579 * config/sh/lib1funcs.asm (shcompact_call_trampoline): Fix typo in
17580 copying FP reg to r9.
17581 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Use trampoline to
17582 copy FP regs to general-purpose regs only in outgoing calls.
17583 * config/sh/sh.md (movdf_media, movsf_media): Revert incorrect
17584 change from 2000-10-30. Adjust for 64-bit (or 32-bit)
17586 * config/sh/sh.h (struct sh_args): Document all fields.
17587 (FUNCTION_OK_FOR_SIBCALL): Functions that receive arguments
17588 passed partially on the stack should not consider making
17590 * config/sh/sh.h (FUNCTION_ARG_ADVANCE): Add byref regs to
17591 stack_regs only for incoming calls. When passing FP args,
17592 make sure there are FP regs available before modifying
17594 (SHCOMPACT_BYREF): Pass double args in general-purpose
17595 registers by reference.
17596 2000-12-30 Alexandre Oliva <aoliva@redhat.com>
17597 * config/sh/sh.h (FUNCTION_OK_FOR_SIBCALL) [SHCOMPACT]: Don't
17598 attempt to generate sibcalls if the caller got any arguments
17600 * config/sh/lib1funcs.asm (set_fpscr) [SH5]: Default to double.
17601 * config/sh/sh.c (dump_table) [SHCOMPACT]: Align DImode and DFmode
17602 to 8-byte boundaries.
17603 * config/sh/sh.md (shcompact_preserve_incoming_args): New insn.
17604 * config/sh/sh.h (CALL_COOKIE_INT_REG_GET): New macro.
17605 * config/sh/sh.c (sh_expand_prologue): Preserve args that will be
17606 stored in the stack.
17607 * config/sh/lib1funcs.asm (ct_main_table, ia_main_table): Arrange
17608 for the offsets to have the ISA bit set.
17609 (shcompact_call_trampoline): Document. Swap r0 and r1, to match
17610 invocation. Use beq instead of bgt to mark end of sequence of
17612 (shcompact_incoming_args): Fix store of r2. Use beq instead of
17613 bgt to mark end of sequence of stores.
17614 * config/sh/sh.c (arith_operand): Don't check whether
17615 CONST_OK_FOR_J for now.
17616 * config/sh/sh.md (movdf_media, movsf_media): Use HOST_WIDE_INT
17617 instead of long for conversion.
17618 2000-12-29 Alexandre Oliva <aoliva@redhat.com>
17619 * config/sh/sh.c (print_operand_address): Convert INTVAL to int
17620 before passing it to fprintf.
17621 2000-12-28 Alexandre Oliva <aoliva@redhat.com>
17622 * config/sh/crt1.asm (start): Reset SR.FD, to enable the FP unit.
17623 Call set_fpscr before reading/writing SR.
17624 * config/sh/crt1.asm (start): Set SR.SZ and SR.PR, but not SR.FR.
17626 * config/sh/lib1funcs.asm: Add `.align 2' directives before
17628 (FMOVD_WORKS): Define on SH5 with FPU.
17629 (set_fpscr): Define on SH5. Remove separate _fpscr_values
17631 * config/sh/t-sh64 (LIB1ASMFUNCS): Add _set_fpscr instead of
17633 2000-12-28 Hans-Peter Nilsson <hpn@cygnus.com>
17634 * config/sh/lib1funcs.asm (ct_main_table): Align contents to even
17636 (ia_main_table): Ditto.
17637 2000-12-27 Alexandre Oliva <aoliva@redhat.com>
17638 * config/sh/sh.h (MAX_WCHAR_TYPE_SIZE): Don't define.
17639 * config/sh/sh64.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Reinstate
17640 the definitions from sh.h.
17641 * config/sh/sh.h (PTRDIFF_TYPE): Define as conditional on
17643 (SUBTARGET_CPP_SPEC): Arrange for __PTRDIFF_TYPE__ to be defined.
17644 * config/sh/elf.h (PTRDIFF_TYPE): Likewise.
17645 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
17646 2000-12-26 Alexandre Oliva <aoliva@redhat.com>
17647 * config/sh/sh.md (movdi_media split): Don't add REG_LABEL notes.
17648 Increment LABEL_NUSES.
17650 * config/sh/sh.h (SIZE_TYPE): Define as conditional on
17652 (SUBTARGET_CPP_SPEC): Arrange for __SIZE_TYPE__ to be always
17654 * config/sh/elf.h (SIZE_TYPE): Likewise.
17655 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Likewise.
17656 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
17657 shcompact_incoming_args): Load switch table addresses using
17659 * config/sh/sh.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
17660 (NO_BUILTIN_SIZE_TYPE): Define.
17661 (SIZE_TYPE): Don't define.
17662 * config/sh/sh64.h (SUBTARGET_CPP_SPEC): Define __SIZE_TYPE__.
17663 * config/sh/sh.h (CPP_SPEC): Fixed typo that prevented the
17664 definition of __SH5__=32 for -m5-compact-nofpu.
17665 * config/sh/sh.c (barrier_align): Ensure 32-bit alignment after
17667 2000-12-24 Alexandre Oliva <aoliva@redhat.com>
17668 * config/sh/sh.h (FUNCTION_ARG_PADDING): Removed.
17669 2000-12-23 Alexandre Oliva <aoliva@redhat.com>
17670 * config/sh/sh.h (TARGET_CACHE32): Enable on SH5.
17671 (FUNCTION_BOUNDARY): Ensure 32-bit alignment for SHmedia.
17672 (INSN_LENGTH_ALIGNMENT): Likewise.
17673 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
17674 * config/sh/sh.md (call, call_value, sibcall): Simplify
17675 copying of non-branch-target register.
17676 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
17677 * glimits.h (__LONG_MAX__): Revert 2000-12-13's patch.
17678 * config/sh/sh.h (CPP_SPEC): Define it here for 64-bit SHmedia.
17679 2000-12-22 Alexandre Oliva <aoliva@redhat.com>
17680 * config/sh/sh.h (GET_SH_ARG_CLASS): Handle complex
17681 floating-point values as structs.
17682 (FUNCTION_ARG): Use SH5_PROTOTYPED_FLOAT_ARG.
17683 (SH5_PROTOTYPELESS_FLOAT_ARG): List FP registers before
17684 general-purpose register.
17685 (SH5_PROTOTYPED_FLOAT_ARG): New macro.
17686 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
17687 * config/sh/sh.md (addsi3): Force operand1 to reg for SHmedia.
17688 * config/sh/sh.md (movsi_media): Split CONST_DOUBLE loads too.
17689 * config/sh/sh.h (DATALABEL_REF_P): Don't require the CONST.
17690 (ENCODE_SECTION_INFO): Enclose variables and constants in
17692 (SH_DATALABEL_ENCODING, DATALABEL_SYMNAME_P): Define.
17693 (STRIP_NAME_ENCODING): Strip SH_DATALABEL_ENCODING off.
17694 (ASM_OUTPUT_LABELREF, AMS_OUTPUT_SYMBOL_REF): Define.
17695 * config/sh/sh.c (gen_datalabel_ref): Use UNSPEC_DATALABEL
17696 only for LABEL_REFs. For SYMBOL_REFs, prepend
17697 SH_DATALABEL_ENCODING to the symbol name.
17698 * config/sh/sh.md (indirect_jump): Use SUBREG instead of
17700 2000-12-20 Alexandre Oliva <aoliva@redhat.com>
17701 * config/sh/sh.md (casesi): Enclose ADDR_DIFF_VEC address in
17703 * config/sh/sh.c (gen_datalabel_ref): Accept LABEL_REFs.
17704 * config/sh/sh.h (DATALABEL_REF_NO_CONST_P): Likewise.
17705 (DATALABEL_REF_P): Don't require CONST.
17706 (ASM_OUTPUT_ADDR_DIFF_ELT): On SH5, output datalabel before
17708 2000-12-19 Alexandre Oliva <aoliva@redhat.com>
17709 * config/sh/sh.md (extendhidi2, extendqidi2): Use arithmetic shift
17711 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
17712 * config/sh/sh.md (movsi_media, call, call_value, sibcall):
17713 Use shallow_copy_rtx and PUT_MODE to change the mode of
17714 SYMBOL_REFs, LABEL_REFs, CONSTs, etc.
17715 * config/sh/sh.h (PREFERRED_RELOAD_CLASS): Reload SYMBOL_REFs
17716 on SHmedia using GENERAL_REGs.
17717 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
17718 bltu_media_i): Fix reversion of conditions.
17719 2000-12-18 Alexandre Oliva <aoliva@redhat.com>
17720 * config/sh/sh.md (zero_extendhidi2): Use logical shift right.
17721 * config/sh/sh.c (output_far_jump): Save r13 in macl.
17722 2000-12-17 Alexandre Oliva <aoliva@redhat.com>
17723 * config/sh/sh.c (gen_datalabel_ref): Fix mode of the UNSPEC.
17724 2000-12-16 Alexandre Oliva <aoliva@redhat.com>
17725 * config/sh/lib1funcs.asm (ic_invalidate): Define for SH5.
17726 (GCC_nested_trampoline): Likewise.
17727 * config/sh/sh-protos.h (gen_datalabel_ref): Declare.
17728 * config/sh/sh.c (gen_datalabel_ref): Define.
17729 * config/sh/sh.h (TRAMPOLINE_SIZE): Adjust for SH5.
17730 (INITIALIZE_TRAMPOLINE): Likewise.
17731 (TRAMPOLINE_ADJUST_ADDRESS): Define.
17732 (DATALABEL_REF_NO_CONST_P, DATALABEL_REF_P): Define.
17733 (EXTRA_CONSTRAINT_T): Match DATALABEL unspecs.
17734 (OUTPUT_ADDR_CONST_EXTRA): Handle DATALABEL unspecs.
17735 * config/sh/sh.md (UNSPEC_DATALABEL): New constant.
17736 (ic_invalidate): Adjust for SH5.
17737 (ic_invalidate_line_media, ic_invalidate_line_compact): New insns.
17738 * config/sh/t-sh64 (LIB1ASMFUNCS): Added _ic_invalidate and
17739 _nested_trampoline.
17740 2000-12-15 Alexandre Oliva <aoliva@redhat.com>
17741 * config/sh/sh.h (MOVE_MAX): Set to 8 for SHmedia, 4 elsewhere.
17742 (MOVE_MAX_PIECES): Set to 8 on SHmedia too.
17743 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
17744 * config/sh/sh.h (DBX_REGISTER_NUMBER): Adjust for sh64-elf-gdb.
17745 * config/sh/elf.h (DBX_REGISTER_NUMBER): Likewise.
17746 2000-12-14 Alexandre Oliva <aoliva@redhat.com>
17747 * config/sh/sh.c (target_reg_operand): Match only target-branch
17748 registers and pseudos that aren't virtual registers.
17749 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
17750 Copy operands that don't match target_reg_operand to pseudos.
17751 (call_media, call_value_media, sibcall_media): Use
17752 target_reg_operand instead of target_operand.
17753 2000-12-13 Alexandre Oliva <aoliva@redhat.com>
17754 * glimits.h (__LONG_MAX__) [SH5 == 64]: Adjust for 64 bits.
17755 * config/sh/sh.c (target_reg_operand): Match hardware registers
17756 other than branch-target registers.
17757 * config/sh/sh.md (zero_extendqidi2): Input operand is %1.
17758 * config/sh/lib1funcs.asm (sdivsi3) [SH5]: Make it global.
17759 (fpscr_values) [SH5 == 32]: Define.
17760 * config/sh/t-sh64 (LIB1ASMFUNCS): Add fpscr_values.
17761 * config/sh/sh.md (call, call_value, sibcall) [TARGET_SHMEDIA]:
17762 Handle function addresses coming in SUBREGs.
17763 2000-12-12 Alexandre Oliva <aoliva@redhat.com>
17764 * config/sh/lib1funcs.asm (shcompact_call_trampoline,
17765 shcompact_return_trampoline): Use datalabel where appropriate.
17766 2000-12-09 Alexandre Oliva <aoliva@redhat.com>
17767 * config/sh/sh.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use a
17768 general-purpose register to copy one branch-target register to
17770 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
17771 * config/sh/sh.c (target_operand): Accept LABEL_REFs and
17772 SYMBOL_REFs with VOIDmode.
17773 * config/sh/sh.md (ble_media_i, blt_media_i, bleu_media_i,
17774 bltu_media_i): New insns.
17775 2000-12-06 Alexandre Oliva <aoliva@redhat.com>
17776 * config/sh/sh.h (RETURN_IN_MEMORY): Adjust for SH5 ABI.
17777 (INIT_CUMULATIVE_ARGS): Likewise.
17778 2000-12-01 Alexandre Oliva <aoliva@redhat.com>
17779 * machmode.def (V16SFmode): New mode.
17780 * c-common.c (type_for_mode): Support V2SF and V16SF.
17781 * tree.c (build_common_tree_nodes_2): Likewise.
17782 * tree.h (tree_index): Likewise.
17783 * calls.c (emit_call_1): Take args_so_far. Adjust all
17784 callers. Introduce CALL_POPS_ARGS.
17785 * tm.texi (CALL_POPS_ARGS): Document.
17786 * config/sh/crt1.asm: Implement in SHmedia mode.
17787 * config/sh/crti.asm, config/sh/crtn.asm: Likewise
17788 * config/sh/elf.h (ASM_SPEC, LINK_SPEC): Support SH5 flags.
17789 (DBX_REGISTER_NUMBER): Renumber registers for SH5.
17790 * config/sh/lib1funcs.asm: Disable functions unused in SH5.
17791 Implement divsi and udivsi in SHmedia mode. Introduce
17792 SHcompact trampolines.
17793 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): Use DImode
17795 (regno_reg_class): Rewrite.
17796 (fp_reg_names): Remove.
17797 (sh_register_names, sh_additional_register_names): New.
17798 (print_operand): Added `u'. Support SUBREGs in addresses.
17799 Add parentheses around shifted CONSTs.
17800 (output_file_start): Output .mode and .abi directives.
17801 (shiftcosts, addsubcosts, multcosts): Adjust.
17802 (output_stack_adjust): Compute alignment. Sanity-check SIZE.
17803 (push_regs): Take array of HOST_WIDE_INTs. Adjust callers.
17804 (calc_live_regs): Output to array of HOST_WIDE_INTs. Count
17805 bytes, not registers. Take into account the need for the
17806 SHcompact incoming args trampoline. Adjust all callers.
17807 (sh_expand_prologue): Take stack_regs into account. Call
17808 incoming args trampoline. Keep stack aligned as per SH5 ABI.
17809 (sh_expand_epilogue): Take stack_regs into accoutn. Keep
17810 stack aligned as per SH5 ABI.
17811 (sh_builtin_saveregs): Support SH5 ABI.
17812 (sh_build_va_list, sh_va_start): Likewise.
17813 (initial_elimination_offset): Take alignment into account.
17814 Compute location of PR according to the SH5 stack frame.
17815 (arith_reg_operand): Reject branch-target registers.
17816 (shmedia_6bit_operand): New.
17817 (logical_operand): Use CONST_OK_FOR_P on SHmedia.
17818 (target_reg_operand): Match DImode only. Accept SUBREGs.
17819 (target_operand): New.
17820 * config/sh/sh.h (CPP_SPEC, SUBTARGET_CPP_SPEC): Support SH5 flags.
17821 (CONDITIONAL_REGISTER_USAGE): Implement SH5 ABI. Initialize
17822 SIBCALL_REGS for SHmedia.
17823 (TARGET_SH3E, TARGET_SH4): Only if SH1_BIT is set too.
17824 (TARGET_FPU_DOUBLE, TARGET_FPU_ANY): New.
17825 (TARGET_SHMEDIA32, TARGET_SHMEDIA64): New.
17826 (TARGET_SWITCHES): New SH5 flags.
17827 (OVERRIDE_OPTIONS): Set SH5-specific options. Use
17828 VALID_REGISTER_P to disable unsupported registers.
17829 (LONG_TYPE_SIZE, LONG_LONG_TYPE_SIZE): Set.
17830 (POINTER_SIZE, PARM_BOUNDARY): Adjust.
17831 (FUNCTION_ARG_PADDING): Define.
17832 (FASTEST_ALIGNMENT): Adjust.
17833 (SH_REGISTER_NAMES_INITIALIZER): New.
17834 (sh_register_names): Declare.
17835 (DEBUG_REGISTER_NAMES): Define.
17836 (REGISTER_NAMES): Define based on sh_register_names.
17837 (SH_ADDITIONAL_REGISTER_NAMES_INITIALIZER): New.
17838 (sh_additional_register_names): Declare.
17839 (LAST_GENERAL_REG, LAST_FP_REG, LAST_XD_REG): Adjust for SHmedia.
17840 (FIRST_TARGET_REG, LAST_TARGET_REG): Define.
17841 (TARGET_REGISTER_P, SHMEDIA_REGISTER_P, VALID_REGISTER_P): Define.
17842 (REGISTER_NATURAL_MODE): Define.
17843 (FIRST_PSEUDO_REGISTER): Adjust.
17844 (FIXED_REGISTERS, CALL_USED_REGISTERS): Adjust.
17845 (HARD_REGNO_CALL_PART_CLOBBERED): Define.
17846 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Adjust.
17847 (VECTOR_MODE_SUPPORTED_P): Define.
17848 (REG_CLASS_CONTENTS): Adjust.
17849 (SMALL_REGISTER_CLASSES): Adjust.
17850 (REG_ALLOC_ORDER): Adjust.
17851 (INDEX_REG_CLASS): Adjust.
17852 (CONST_OK_FOR_O, CONST_OK_FOR_P): New.
17853 (CONST_OK_FOR_LETTER_P): Adjust.
17854 (PREFERRED_RELOAD_CLASS): Adjust.
17855 (SECONDARY_OUTPUT_RELOAD_CLASS): Adjust.
17856 (SECONDARY_INPUT_RELOAD_CLASS): Adjust.
17857 (NPARM_REGS, FIRST_PARM_REG, FIRST_RET_REG): Adjust.
17858 (FIRST_FP_PARM_REG): Adjust.
17859 (CALL_POPS_ARGS): Define.
17860 (FUNCTION_ARG_REGNO_P): Adjust.
17861 (struct sh_args): New fields.
17862 (GET_SH_ARG_CLASS): Adjust.
17863 (INIT_CUMULATIVE_ARGS): Adjust.
17864 (INIT_CUMULATIVE_INCOMING_ARGS): Define.
17865 (FUNCTION_ARG_ADVANCE): Adjust.
17866 (FUNCTION_ARG): Adjust.
17867 (FUNCTION_ARG_PASS_BY_REFERENCE, SHCOMPACT_BYREF): Define.
17868 (FUNCTION_ARG_CALLEE_COPIES): Define.
17869 (SH5_PROTOTYPELESS_FLOAT_ARG): Define.
17870 (STRICT_ARGUMENT_NAMING): Define.
17871 (PRETEND_OUTGOING_VARARGS_NAMED): Adjust.
17872 (FUNCTION_ARG_PARTIAL_NREGS): Adjust.
17873 (SH5_WOULD_BE_PARTIAL_NREGS): Define.
17874 (SETUP_INCOMING_VARARGS): Adjust.
17875 (HAVE_POST_INCREMENT, HAVE_PRE_DECREMENT): Adjust.
17876 (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT): Adjust.
17877 (REGNO_OK_FOR_INDEX_P, REG_OK_FOR_INDEX_P): Adjust.
17878 (SUBREG_OK_FOR_INDEX_P): Adjust.
17879 (EXTRA_CONSTRAINT_S): Update.
17880 (EXTRA_CONSTRAINT_T): New.
17881 (EXTRA_CONSTRAINT): Adjust.
17882 (GO_IF_LEGITIMATE_INDEX): Adjust.
17883 (GO_IF_LEGITIMATE_ADDRESS): Adjust.
17884 (LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Adjust.
17885 (MOVE_MAX): Adjust.
17886 (MAX_MOVE_MAX): Define.
17888 (CONST_COSTS): Adjust.
17889 (REGISTER_MOVE_COST): Adjust.
17890 (BRANCH_COST): Adjust.
17891 (TEXT_SECTION_ASM_OP): Adjust.
17892 (DBX_REGISTER_NUMBER): Adjust.
17893 (ASM_OUTPUT_DOUBLE_INT): New.
17894 (UNALIGNED_DOUBLE_INT_ASM_OP): New.
17895 (PREDICATE_CODES): Adjust.
17896 (PROMOTE_MODE): Adjust.
17897 (CRT_CALL_STATIC_FUNCTION): Do not define for SHmedia.
17898 * config/sh/sh.md (AP_REG, PR_REG, T_REG, GBR_REG): Renumber.
17899 (MACH_REG, MACL_REG, FPUL_REG, RAP_REG, FPSCR_REG): Renumber.
17900 (PR_MEDIA_REG, T_MEDIA_REG, R10_REG): New.
17901 (DR0_REG, DR2_REG, DR4_REG): Renumber.
17902 (TR0_REG, TR1_REG, TR2_REG): New.
17903 (XD0_REG): Renumber.
17904 (UNSPEC_COMPACT_ARGS): New.
17905 (type): Added pt and ptabs.
17906 (length): Default to 4 on SHmedia. Default pt length to 12
17907 and 20 on SHmedia32 and SHmedia64, respectively.
17908 (pt): New function unit.
17909 (movdi, movsi): Add types pt and ptabs. Don't increment LABEL_NUSES.
17910 Add whitespace between operands of SHmedia instructions.
17912 (adddi3_media, addsi3_media): Adjust constraints.
17913 (subsi3) [SHmedia]: Force operand 1 into a register.
17914 (udivsi3_i1_media, udivsi3_i4_media): New.
17915 (udivsi3): Support SHmedia.
17916 (divsi3_i1_media, divsi3_i4_media): New.
17917 (divsi3): Support SHmedia.
17918 (anddi3, iordi3, xordi3): Adjust constraints.
17919 (zero_extendhidi2, zero_extendqidi2): New.
17920 (extendsidi2, extendhidi2, extendqidi2): New.
17921 (push, pop, push_e, push_fpul, push_4): Disable on SH5.
17922 (pop_e, pop_fpul, pop_4): Likewise.
17923 (movsi_media): Support FP and BT registers.
17924 (movsi_media_nofpu): New. Adjust splits to DImode.
17925 (lduw, ldub): Renamed to zero_extend* above.
17926 (movqi_media): Fix typo.
17927 (movdi_media): Support FP and BT registers.
17928 (movdi_media_nofpu): New. Adjust splits for SHmedia32.
17929 (movdi_const_32bit): New.
17930 (shori_media): Require immediate operand. Use `u' for output.
17931 (movdf_media, movsf_media): Simplified.
17932 (movdf_media_nofpu, movsf_media_nofpu): New.
17933 (movdf, movsf): Adjust
17934 (movv2sf, movv2sf, movv16sf): New.
17935 (beq_media, beq_media_i): Adjust constraints. Don't use
17936 scratch BT register.
17937 (bne_media, bne_media_i): Likewise.
17938 (bgt_media, bgt_media_i): Likewise.
17939 (bge_media, bge_media_i): Likewise.
17940 (bgtu_media, bgtu_media_i): Likewise.
17941 (bgeu_media, bgeu_media_i): Likewise.
17942 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu,
17943 bunordered): Emit jump insn. Force operands to registers when
17945 (jump_media, jump): Simplify.
17946 (call_compact, call_compact_rettramp): New.
17947 (call_value_compact, call_value_compact_rettramp): New.
17948 (call_media, call_value_media): Simplify.
17949 (sibcall_compact, sibcall_media): New.
17950 (call, call_value): Adjust for SHmedia and SHcompact.
17951 (sibcall, sibcall_value, untyped_call): Likewise.
17952 (sibcall_epilogue): Preserve r0 across epilogue for SHcompact.
17953 (indirect_jump): Adjust for SHmedia.
17954 (casesi_jump_media): New.
17955 (nop): Re-enable for SHmedia.
17956 (call_site): Restrict to SH1.
17957 (casesi): Adjust for SHmedia.
17958 (casesi_shift_media, casesi_load_media): New.
17959 (return): Explicitly use PR register. Call return trampoline
17961 (return_i): Explicitly use PR register.
17962 (shcompact_return_tramp, shcompact_return_tramp_i): New.
17963 (return_media): Adjust.
17964 (shcompact_incoming_args): New.
17965 (epilogue): Adjust.
17966 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
17967 (movstrsi): Disable on SH5.
17968 (fpu_switch0, fpu_switch1, movpsi): Enable on SH4.
17969 (addsf3, addsf3_media): Test TARGET_SHMEDIA_FPU.
17970 (subsf3, subsf3_media): Likewise.
17971 (mulsf3, mulsf3_media, mac_media): Likewise.
17972 (divsf3, divsf3_media): Likewise.
17973 (floatdisf2, floatsisf2_media): Likewise. Adjust constraints.
17974 (floatsisf2, fux_truncsfsi2): Likewise.
17975 (fix_truncsfdi2, fix_truncsfsi2_media): Likewise. Adjust
17977 (cmpeqsf_media, cmpgtsf_media, cmpgesf_media): Likewise.
17978 (cmpunsf_media, cmpsf): Likewise.
17979 (negsf2, negsf2_media, sqrtsf2, sqrtsf2_media): Likewise.
17980 (abssf2, abssf2_media): Likewise.
17981 (adddf3, adddf3_media, subdf3, subdf3_media): Likewise.
17982 (muldf3, muldf3_media, divdf3, divdf3_media): Likewise.
17983 (floatdidf2, floatsidf2_media): Likewise. Adjust constraints.
17984 (floatsidf2, fix_truncdfsi2): Likewise.
17985 (fix_truncdfdi2, fix_truncdfsi2_media): Likewise. Adjust
17987 (cmpeqdf_media, cmpgtdf_media): Likewise.
17988 (cmpgedf_media, cmpundf_media, cmpdf): Likewise.
17989 (negdf2, negdf2_media, sqrtdf2, sqrtdf2_media): Likewise.
17990 (absdf2, absdf2_media): Likewise.
17991 (extendsfdf2, extendsfdf2_media): Likewise.
17992 (truncsfdf2, truncsfdf2_media): Likewise.
17993 * config/sh/sh64.h: New file.
17994 * config/sh/t-sh64: New file.
17995 * config/sh/shmedia.h: New file.
17996 * config/sh/ushmedia.h: New file.
17997 * config/sh/sshmedia.h: New file.
17998 * configure.in: Added sh64-*-elf.
17999 * configure: Rebuilt.
18000 2000-10-10 Alexandre Oliva <aoliva@redhat.com>
18001 * config/sh/sh.c (GEN_MOV, GEN_ADD3, GEN_SUB3): New macros.
18002 (reg_class_from_letter): Use `b' for TARGET_REGS.
18003 (print_operand): Support `%M', `%m', `AND' and
18004 `ASHIFTRT'. Do not precede constants with `#' on SHmedia.
18005 (andcosts): Adjust for SHmedia.
18006 (output_stack_adjust, sh_expand_prologue, sh_expand_epilogue):
18008 (target_reg_operand): New function.
18009 * config/sh/sh-protos.h (target_reg_operand): Declare.
18010 * config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't disable
18011 FP registers on SH5.
18012 (HARD_REGNO_MODE_OK): Accept them whenever they're acceptable
18014 (TARGET_REGISTER_P): New macro.
18015 (reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Added TARGET_REGS.
18016 (FUNCTION_VALUE): Use DImode for promoted types on SHmedia.
18017 (EXTRA_CONSTRAINT_S): New macro.
18018 (EXTRA_CONSTRAINT): Adjust.
18019 (FLOAT_TYPE_SIZE): Define to 32.
18020 (Pmode): DImode on SHmedia.
18021 (CONST_COSTS): Adjust for SHmedia literals.
18022 (PREDICATE_CODES): Added target_reg_operand.
18023 (PROMOTE_MODE): Promote signed types to DImode on SHmedia.
18024 * config/sh/sh.md: Remove all attrs from SHmedia insns.
18025 (cmpeqdi_media, cmpgtdi_media, cmpgtudi_media): New insns.
18026 (cmpdi): Accept SHmedia.
18027 (movdicc_false, movdicc_true): New insns.
18028 (movdicc): New expand.
18029 (adddi3): Accept arith_operand for op2, but FAIL on SH1 if
18031 (addsi3_media): Match `S' constraint.
18032 (anddi3, andcdi3, iordi3, xordi3, negdi_media): New insns.
18033 (negdi2): Expand for SHmedia.
18034 (one_cmpldi2): New expand.
18035 (zero_extendsidi2): Change from expand to insn.
18036 (extendsidi2): Add constraints.
18037 (movdi_media, movsi_media): Change `%x' to `%M'. Use `%m' for
18038 LD/ST address. Fix SI immediate loading split.
18039 (movhi_media, movqi_media, lduw, ldub): New insns.
18040 (movhi, movqi): Accept SHmedia.
18041 (shori_media, movdi_media): Relax input constraints. Split
18042 symbolic constants.
18043 (movdf_media, movsf_media): New insn. New split to movdi.
18044 (movdf, movsf): Match on SHmedia.
18045 (beq_media, bne_media, bgt_media, bge_media, bgtu_media,
18046 bgeu_media): New insns and splits. New insns with `_i' suffix.
18047 (beq, bne, bgt, blt, ble, bge, bgtu, bltu, bgeu, bleu): Adjust.
18048 (bunordered): New expand.
18049 (jump_compact): Renamed from `jump'.
18050 (jump_media): New insn.
18051 (jump): New expand.
18052 (call_media, call_value_media): New insns.
18053 (call, call_value): Adjust.
18054 (indirect_jump_compact): Renamed from `indirect_jump'.
18055 (indirect_jump_media): New insn.
18056 (indirect_jump): New expand.
18057 (untyped_call, return): Accept SHmedia.
18058 (return_media): New insn.
18059 (prologue, epilogue, blockage): Accept SHmedia.
18060 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu, sne): Adjust.
18061 (sunordered): New expand.
18062 (addsf3, subsf3, mulsf3, divsf3, floatsisf2, fix_truncsfsi2,
18063 cmpsf, negsf2, sqrtsf2, abssf2): Adjust for SHmedia.
18064 (addsf3_media, subsf3_media, mulsf3_media, mac_media,
18065 divsf3_media, floatdisf2, floatsisf2_media, fix_truncsfdi2,
18066 fix_truncsfsi2_media, cmpeqsf_media, cmpgtsf_media,
18067 cmpgesf_media, cmpunsf_media, negsf2_media, sqrtsf2_media,
18068 abssf2_media): New insns.
18069 (adddf3, subdf3, muldf3, divdf3, floatsidf2, fix_truncdfsi2,
18070 cmpdf, negdf2, sqrtdf2, absdf2): Adjust for SHmedia.
18071 (adddf3_media, subdf3_media, muldf3_media, divdf3_media,
18072 floatdidf2, floatsidf2_media, fix_truncdfdi2,
18073 fix_truncdfsi2_media, cmpeqdf_media, cmpgtdf_media,
18074 cmpgedf_media, cmpundf_media, negdf2_media, sqrtdf2_media,
18075 absdf2_media): New insns.
18076 (extendsfdf2, truncdfsf2): Adjust for SHmedia.
18077 (extendsfdf2_media, truncdfsf2_media): New insns.
18078 2000-09-14 Alexandre Oliva <aoliva@redhat.com>
18079 * config/sh/sh.c (machine_dependent_reorg): On shmedia, skip for now.
18080 * config/sh/sh.h (CONST_OK_FOR_J): Document.
18081 (LEGITIMATE_CONSTANT_P): Accept CONST_DOUBLEs on shmedia.
18082 * config/sh/sh.md (adddi3): New expand.
18083 (adddi3_media, adddi3z_media): New insns.
18084 (adddi3_compact): Renamed from adddi3.
18085 (addsi3_media): Use add.l r63 to add constant zero.
18086 (subdi3): New expand.
18087 (subdi3_media): New insn.
18088 (subdi3_compact): Renamed from subdi3.
18089 (mulsidi3): New expand.
18090 (mulsidi3_media): New insn.
18091 (mulsidi3_compact): Renamed from mulsidi3.
18092 (umulsidi3): New expand.
18093 (umulsidi3_media): New insn.
18094 (umulsidi3_compact): Renamed from umulsidi3.
18095 (ashlsi3_media, ashrsi3_media, lshrsi3_media): New insns.
18096 (ashlsi3, ashrsi3, lshrsi3): Use them.
18097 (ashldi3_media, ashrdi3_media, lshrdi3_media): New insns.
18098 (ashldi3, ashrdi3, lshrdi3): Use them.
18099 (zero_extendsidi2): New expand.
18100 (extendsidi2): New insn.
18101 (movsi_media): New insn. Split to movdi to load constants.
18102 (movsi): Enable for shmedia.
18103 (movdi_media): New insn. Use shori_media to load wide constants.
18104 (short_media): New insn.
18105 (movdi): Enable for shmedia.
18106 2000-09-08 Alexandre Oliva <aoliva@redhat.com>
18107 * config/sh/sh.h (CPP_SPEC): Added `m5'.
18108 (SUBTARGET_CPP_SPEC): Added `!m5'.
18109 (SH5_BIT, TARGET_SH5, TARGET_SHMEDIA, TARGET_SHCOMPACT): New macros.
18110 (TARGET_SWITCHES): Added `5' and `5-compact'. Added SH1_BIT
18111 to all other SH variants.
18112 (TARGET_DEFAULT): Set to SH1_BIT.
18113 (OVERRIDE_OPTIONS): Recognize sh5 CPU.
18114 (BITS_PER_WORD): Raise to 64 on shmedia.
18115 (MAX_BITS_PER_WORD): Change to 64.
18116 (MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Set to MAX_BITS_PER_WORD.
18117 (INT_TYPE_SIZE): Keep as 32.
18118 (UNITS_PER_WORD): Raise to 8 on shmedia.
18119 (MIN_UNITS_PER_WORD): Keep as 4.
18120 (POINTER_SIZE): Raise to 64 on shmedia.
18121 (CONST_OK_FOR_J): New macro.
18122 (CONST_OK_FOR_LETTER_P): Use it.
18123 (processor_type): Add PROCESSOR_SH5.
18124 * config/sh/sh.md: Conditionalize all expands, insns and
18125 splits to TARGET_SH1.
18127 (addsi3_compact): Renamed from...
18128 (addsi3): Now an expand.
18129 (addsi3_media, subsi3_media): New insns.
18130 (subsi3): Don't negate constants with SHmedia.
18132 * hooks.c: New file.
18133 * hooks.h: New file.
18134 * Makefile.in (HOOKS_H): New.
18135 (TARGET_DEF_H): Added $(HOOKS_H).
18136 (OBJS): Added hooks.o.
18137 (cfgcleanup.o, bb-reorder.o): Added target.h.
18138 (hooks.o): Added dependencies.
18139 * target-def.h (TARGET_CANNOT_MODIFY_JUMPS_P): New, added to...
18140 (TARGET_INITIALIZER): this.
18141 * doc/tm.texi (TARGET_CANNOT_MODIFY_JUMPS_P): Document.
18142 * target.h (struct gcc_target): Added cannot_modify_jumps_p.
18143 * bb-reorder.c: Include target.h.
18144 (reorder_basic_blocks): Skip if cannot modify jumps.
18145 * cfgcleanup.c: Include target.h.
18146 (try_optimize_cfg): Skip merge blocking if cannot modify jumps.
18148 2002-02-08 Chris Demetriou <cgd@broadcom.com>
18150 * config/mips/mips.md (casesi_internal, casesi_internal_di):
18151 Protect jump delay slot instructions with .set noreorder and
18154 2002-02-08 Chris Demetriou <cgd@broadcom.com>
18156 * config/mips/mips.md (casesi_internal_di): Calculate
18157 the index into the target offset table correctly.
18159 2002-02-08 Richard Henderson <rth@redhat.com>
18161 * expr.c (expand_expr): Mind EXPAND_INITIALIZER for truncation also.
18162 * final.c (output_addr_const): Accept and discard SUBREG.
18163 * varasm.c (decode_addr_const): Don't abort on unknown expressions --
18164 mark them unknown instead.
18165 (simplify_subtraction): Handle RTX_UNKNOWN.
18166 (initializer_constant_valid_p): Strip NOP_EXPRs that narrow the mode.
18168 2002-02-08 David Edelsohn <edelsohn@gnu.org>
18170 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix typo.
18172 2002-02-08 Richard Henderson <rth@redhat.com>
18174 * config/alpha/elf.h (ASM_OUTPUT_ALIGNED_BSS): New.
18176 2002-02-08 Andreas Jaeger <aj@suse.de>
18178 * config.gcc (x86_64-*-linux): Add t-linux64 makefile fragment.
18179 * config/i386/t-linux64: New file.
18181 2002-02-08 Jakub Jelinek <jakub@redhat.com>
18183 * c-common.c (c_expand_expr): Revert 2002-02-06 patch.
18184 * c-parse.in (compstmt): Clear last_expr_type.
18186 2002-02-07 Richard Henderson <rth@redhat.com>
18188 * loop.c (strength_reduce): Sink final_value when not
18191 2002-02-07 David O'Brien <obrien@FreeBSD.org>
18193 * config/sparc/freebsd.h: Fix mismatched spec {.
18195 2002-02-07 Richard Henderson <rth@redhat.com>
18197 * cfgrtl.c: Include recog.h and insn-config.h.
18198 (keep_with_call_p): Fix general_operand invocation.
18199 * Makefile.in (cfgrtl.o): Update dependencies.
18201 2002-02-07 Kazu Hirata <kazu@hxi.com>
18203 * config/h8300/h8300.c (two_insn_adds_subs_operand): Revise a
18204 comment. Accept HImode only if TARGET_H8300.
18206 2002-02-07 Eric Christopher <echristo@redhat.com>
18208 * config/mips/crtn.asm: Cleanup #ifdefs.
18210 2002-02-07 Eric Christopher <echristo@redhat.com>
18212 * config/mips/crti.asm: Add changes for mips16. mips16 uses
18213 register 7 as RA instead of $31.
18214 * config/mips/crtn.asm: Ditto.
18215 * config/mips/mips.c (mips_move_2words): Add case for
18216 TARGET_MIPS16 when HOST_BITS_PER_WIDE_INT >= 64.
18217 (compute_frame_size): Fix typo.
18218 (save_restore_insns): Ditto. Make documentation about using
18219 register $7 as return register more precise.
18220 (mips_expand_epilogue): Fix comment. Add code to work around not
18221 being able to add to the stack pointer directly.
18222 * config/mips/mips.h (EH_RETURN_DATA_REGNO): Change register number
18223 to 2 for TARGET_MIPS16 as we need 6 and 7 as clobbers in the
18226 2002-02-07 Tom Rix <trix@redhat.com>
18228 * config/rs6000/rs6000.c (reg_or_aligned_short_operand): New. For
18229 immediates in ldu and stdu DS opcode field.
18230 * config/rs6000/rs6000.md (movdi_update, movdi_update1): Use.
18231 * config/rs6000/rs6000-protos.h: Add reg_or_aligned_short_operand.
18232 * config/rs6000/rs6000.h (PREDICATE_CODES): Same.
18234 2002-02-07 Jeff Sturm <jsturm@one-point.com>
18236 * config/sparc/sparc.c (compute_frame_size): Don't correct frame
18237 offset for stack bias.
18239 2002-02-07 H.J. Lu <hjl@gnu.org>
18241 * config/mips/linux.h (SUBTARGET_ASM_DEBUGGING_SPEC): Defined.
18243 2002-02-07 Ulrich Weigand <uweigand@de.ibm.com>
18245 * testsuite/gcc.dg/cpp/charconst-2.c: Add -fsigned-char option.
18247 Thu Feb 7 12:14:17 CET 2002 Jan Hubicka <jh@suse.cz>
18249 * i386-protos.h (x86_order_regs_for_local_alloc): Declare
18250 * i386.c (x86_order_regs_for_local_alloc): New global function.
18251 * i386.h (REG_ALLOC_ORDER): CLeanup.
18252 (ORDER_REGS_FOR_LOCAL_ALLOC): New.
18254 2002-02-07 Richard Henderson <rth@redhat.com>
18256 PR optimization/2463
18257 * alias.c (find_base_value): Recall base values for fixed hard regs.
18258 * loop.c (loop_regs_update): Don't use single_set on non-insns.
18260 2002-02-07 Alexandre Oliva <aoliva@redhat.com>
18262 * config/mips/mips.md (define_delay) [mips16]: Adjust required
18265 2002-02-06 Richard Henderson <rth@redhat.com>
18268 * stmt.c (resolve_operand_name_1): Take more care with mixed
18269 named and unnamed operands.
18271 2002-02-06 Janis Johnson <janis187@us.ibm.com>
18272 Jan Hubicka <jh@suse.cz>
18274 * loop.c (remove_constant_addition): Avoid clobbering a shared
18277 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
18279 * config.gcc (s390x-*-linux*): Add t-linux64 makefile fragment.
18280 * config/s390/t-linux64: New file.
18281 * config/s390/libgcc-glibc.ver: New file.
18283 2002-02-06 Ulrich Weigand <uweigand@de.ibm.com>
18285 * config/s390/linux64.h: Delete file.
18286 * config/s390/s390x.h: New file.
18287 * config.gcc (s390x-*-linux*): Use s390x.h instead of linux64.h
18288 as target header file.
18289 * config/s390/linux.h (TARGET_VERSION): Define depending on
18290 DEFAULT_TARGET_64BIT.
18291 (CPP_SPEC, ASM_SPEC, LINK_SPEC): Likewise.
18292 (SIZE_TYPE, PTRDIFF_TYPE): Likewise.
18293 (NO_BUILTIN_SIZE_TYPE, NO_BUILTIN_PTRDIFF_TYPE): Define.
18294 (CPP_ARCH31_SPEC, CPP_ARCH64_SPEC): New defines.
18295 (LINK_ARCH31_SPEC, LINK_ARCH64_SPEC): New defines.
18296 (EXTRA_SPEC): New define.
18297 * config/s390/s390.h (TARGET_VERSION): Define depending on
18298 DEFAULT_TARGET_64BIT.
18299 (MASK_RETURN_ADDR): Add run-time check for TARGET_64BIT.
18301 2002-02-06 Jason Merrill <jason@redhat.com>
18303 * c-decl.c (finish_function): Warn about a non-void function with
18304 no return statement and no abnormal exit.
18305 (current_function_returns_abnormally): New variable.
18306 (start_function): Clear it.
18307 (struct c_language_function): Add returns_abnormally.
18308 (push_c_function_context): Save it.
18309 (pop_c_function_context): Restore it.
18310 (builtin_function): Set TREE_THIS_VOLATILE on return fns.
18311 (grokdeclarator): Set C_FUNCTION_IMPLICIT_INT on functions without
18312 an explicit return type.
18313 * c-tree.h: Declare current_function_returns_abnormally.
18314 (C_FUNCTION_IMPLICIT_INT): New macro.
18315 * c-typeck.c (build_function_call): Set it.
18316 (c_expand_return): Set current_function_returns_value even if the
18317 value is erroneous.
18319 2002-02-06 Jakub Jelinek <jakub@redhat.com>
18322 * c-common.c (c_unsafe_for_reeval): Make COMPOUND_LITERAL_EXPR
18323 unsafe for reevaluation.
18325 2002-02-06 Jakub Jelinek <jakub@redhat.com>
18328 * c-common.c (c_expand_expr) [STMT_EXPR]: If last expression is not
18329 EXPR_STMT, but COMPOUND_STMT, recurse into it.
18331 2002-02-06 Richard Henderson <rth@redhat.com>
18333 * cfganal.c (keep_with_call_p): Source for fixed_reg dest must
18334 be a general_operand. Dest for function value must be a pseudo.
18336 2002-02-06 Nick Clifton <nickc@cambridge.redhat.com>
18338 * dbxout.c (dbxout_symbol_location): Accept LABEL_REFs as well
18339 as SYMBOL_REFs from the constant pool.
18341 2002-02-06 Alexandre Oliva <aoliva@redhat.com>
18343 * dbxout.c (dbxout_parms): Apply DEBUGGER_ARG_OFFSET to parameters
18344 passed by invisible reference.
18346 2002-02-05 Richard Henderson <rth@redhat.com>
18348 * config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): No stack bias.
18350 2002-02-06 Hans-Peter Nilsson <hp@bitrange.com>
18352 Implement using "base addresses" in insn operands as default.
18353 * config/mmix/mmix.c (mmix_conditional_register_usage): if
18354 -mabi=gnu, modify fixed_regs to fit the GNU ABI.
18355 (mmix_extra_constraint): Use 'R' to indicate that GETA should be
18356 used to read the rtx value.
18357 (mmix_target_asm_function_epilogue): Fix spacing.
18358 (mmix_constant_address_p): Handle TARGET_BASE_ADDRESSES.
18359 (mmix_legitimate_address): Ditto.
18360 (mmix_encode_section_info): Set SYMBOL_REF_FLAG on rtx:es that
18361 should be loaded with a GETA insn. Don't allocate needless extra
18362 char for nul termination and fix misleading comment.
18363 (mmix_print_operand_address): Handle constants if
18364 TARGET_BASE_ADDRESSES.
18365 (mmix_output_register_setting): Use base addressing if
18366 TARGET_BASE_ADDRESSES and the number of insns is 3.
18367 * config/mmix/t-mmix (MULTILIB_EXTRA_OPTS): New.
18368 * config/mmix/mmix.md ("movdi"): Change the alternative with GETA
18369 to use R as constraint, add LDA to match s.
18370 * config/mmix/mmix.h (TARGET_BASE_ADDRESSES): New.
18371 (TARGET_DEFAULT): Add TARGET_MASK_BASE_ADDRESSES.
18372 (TARGET_SWITCHES): Add -mbase-addresses, -mno-base-addresses.
18373 (FIXED_REGISTERS): Make registers $231..$246 fixed by default.
18374 (MMIX_MMIXWARE_ABI_REG_ALLOC_ORDER): Move $231..$246 last, in
18375 order with other fixed registers.
18376 (MMIX_GNU_ABI_REG_ALLOC_ORDER): Put forward $231, in order with
18377 other parameter/call-clobbered registers.
18378 * doc/invoke.texi (Option Summary) <MMIX Options>: Add
18379 -mbase-addresses, -mno-base-addresses.
18380 (MMIX Options): Ditto.
18382 2002-02-05 John David Anglin <dave@hiauly1.hia.nrc.ca>
18384 * pa.h (PREDICATE_CODES): Add reg_before_reload_operand.
18386 2002-02-06 Aldy Hernandez <aldyh@redhat.com>
18388 * config/rs6000/altivec.h: Change elem to _S_elem.
18390 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
18392 * config/netbsd.h (WCHAR_TYPE): Define.
18393 (WCHAR_TYPE_SIZE): Ditto.
18394 (WINT_TYPE): Ditto.
18395 * config/alpha/netbsd.h (WCHAR_TYPE): Remove.
18396 (WCHAR_UNSIGNED): Ditto.
18397 (WCHAR_TYPE_SIZE): Ditto.
18398 (WINT_TYPE): Ditto.
18399 * config/arm/netbsd.h: Likewise.
18400 * config/i386/netbsd-elf.h: Likewise.
18401 * config/i386/netbsd.h: Likewise.
18402 * config/m68k/netbsd-elf.h: Likewise.
18403 * config/m68k/netbsd.h: Likewise.
18404 * config/ns32k/netbsd.h: Likewise.
18405 * config/sparc/netbsd.h: Likewise.
18406 * config/vax/netbsd.: Likewise.
18408 2002-02-05 Alexandre Oliva <aoliva@redhat.com>
18410 * target.h (struct gcc_target): Added ms_bitfield_layout_p.
18411 * target-def.h (TARGET_MS_BITFIELD_LAYOUT_P): New. Added to...
18412 (TARGET_INITIALIZER): this.
18413 * doc/tm.texi (TARGET_MS_BITFIELD_LAYOUT_P): Document.
18414 (BITFIELD_NBYTES_LIMITED): Markup fix.
18415 * tree.h (default_ms_bitfield_layout_p): Declare.
18416 (record_layout_info): Added prev_field.
18417 * tree.c (default_ms_bitfield_layout_p): New fn.
18418 * c-decl.c (finish_struct): Disregard EMPTY_FIELD_BOUNDARY and
18419 PCC_BITFIELD_TYPE_MATTERS for MS bit-field layout.
18420 * stor-layout.c: Include target.h.
18421 (start_record_layout): Initialize prev_field.
18422 (place_field): Handle MS bit-field layout, and disregard
18423 EMPTY_FIELD_BOUNDARY, BITFIELD_NBYTES_LIMITED and
18424 PCC_BITFIELD_TYPE_MATTERS in this case. Update prev_field.
18425 * Makefile.in (stor-layout.o): Adjust dependencies.
18427 2002-02-05 Jason Merrill <jason@redhat.com>
18429 * collect2.c (dump_file): Pass DMGL_VERBOSE to cplus_demangle.
18431 2002-02-05 Andreas Jaeger <aj@suse.de>
18433 * crtstuff.c: Fix comments.
18435 2002-02-05 Richard Henderson <rth@redhat.com>
18438 * loop.c (loop_iv_add_mult_emit_before): Copy multiplier as well.
18439 (loop_iv_add_mult_sink, loop_iv_add_mult_hoist): Likewise.
18442 * config/mips/mips.c (function_arg): Handle TImode.
18443 (function_arg_advance): Likewise.
18445 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
18447 * config/rs6000/altivec.h (vec_step_help): Rename to
18450 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
18452 * config/rs6000/altivec.h: Fix typos.
18454 2002-02-05 Jason Thorpe <thorpej@wasabisystems.com>
18456 * config/arm/netbsd.h: Correct a comment.
18458 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
18460 * config/rs6000/rs6000.c (altivec_init_builtins): Fix typo
18461 building void typed builtins.
18463 * config/rs6000/altivec.h (vec_ld*): Fix typos.
18464 (vec_step): Implement for C++.
18466 Mon Feb 4 19:23:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
18468 * final.c (final_scan_insn): Add case for NOTE_INSN_LOOP_END_TOP_COND.
18470 2002-02-04 Richard Henderson <rth@redhat.com>
18472 * combine.c (nonzero_bits): Re-introduce special case for
18473 sp/fp/ap wrt REGNO_POINTER_ALIGN.
18475 2002-02-05 Aldy Hernandez <aldyh@redhat.com>
18477 * doc/extend.texi: Warn about unsupported usage of altivec
18480 * config/rs6000/rs6000.md (altivec_vcmp*_p): Remove.
18481 (altivec_predicate_*): New.
18483 * config/rs6000/altivec.h: Rewrite predicates to use new builtins.
18484 Add C++ version of vec_*() functions.
18486 * config/rs6000/rs6000.c (bdesc_altivec_preds): New.
18487 (bdesc_2arg): Remove altivec predicates.
18488 (altivec_expand_builtin): Handle predicates.
18489 (altivec_init_builtins): Handle predicates.
18490 (altivec_expand_predicate_builtin): New.
18492 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
18494 * pa.c (DO_FRAME_NOTES): Move forward.
18495 (store_reg): Revise handling of frame notes.
18496 (load_reg): Likewise.
18497 (set_reg_plus_d): Likewise.
18498 (hppa_expand_prologue): Likewise.
18499 (hppa_expand_epilogue): Likewise.
18501 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
18503 * unwind-dw2-fde-glibc.c: Define _GNU_SOURCE if not defined.
18505 2002-02-04 Jakub Jelinek <jakub@redhat.com>
18507 PR c/4475, c++/3780:
18508 * c-common.def (SWITCH_STMT): Add SWITCH_TYPE operand.
18509 * c-common.h (SWITCH_TYPE): Define.
18510 * c-typeck.c (c_start_case): Set SWITCH_TYPE.
18511 * stmt.c (all_cases_count): Set lastval to thisval at end of loop.
18512 Rename spareness variable to sparseness.
18513 (expand_end_case_type): Renamed from expand_end_case, use orig_type
18514 if non-NULL instead of TREE_TYPE (orig_index).
18515 * tree.h (expand_end_case_type): Renamed from expand_end_case.
18516 (expand_end_case): Define using expand_end_case_type.
18517 * c-semantics.c (genrtl_switch_stmt): Pass SWITCH_TYPE
18518 to expand_end_case_type.
18519 * doc/c-tree.texi (SWITCH_STMT): Document SWITCH_TYPE.
18521 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
18523 * pa.h (PREFERRED_STACK_BOUNDARY): Define to match standard rounding.
18524 (BIGGEST_ALIGNMENT): Change to 128.
18526 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
18528 * pa32-linux.h (LINK_COMMAND_SPEC): Define.
18530 2002-02-04 John David Anglin <dave@hiauly1.hia.nrc.ca>
18532 * pa.md (call_internal_reg_64bit): Remove unused variable.
18534 2002-02-04 Nick Clifton <nickc@cambridge.redhat.com>
18536 * config/arm/arm.h (machine_function): Add uses_anonymous_args
18538 (SETUP_INCOMING_VARARGS): Set uses_anonymous_args.
18539 * config/arm/arm.c (current_function_anonymous_args): Delete,
18540 replace uses with cfun->machine->uses_anonymous_args.
18541 (arm_reorg): Do not reset uses_anonymous_args.
18543 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any value in
18544 any geenral register.
18546 2001-02-04 Bernd Schmidt <bernds@redhat.com>s
18548 * cfgrtl.c (force_nonfallthru_and_redirect): Don't try to redirect
18551 2002-02-04 Richard Henderson <rth@redhat.com>
18553 * combine.c (force_to_mode): Remove STACK_BIAS code.
18554 (nonzero_bits): Likewise. Replace sp/fp special case with
18555 REGNO_POINTER_ALIGN.
18557 * config/sparc/sparc.h (FRAME_POINTER_REGNUM): Change to SFP.
18558 (HARD_FRAME_POINTER_REGNUM): New.
18559 (FIRST_PSEUDO_REGISTER, REG_CLASS_CONTENTS): Update.
18560 (FIXED_REGS, CALL_USED_REGS): Update.
18561 (REG_ALLOC_ORDER, REGISTER_NAMES): Update.
18562 (CONDITIONAL_REGISTER_USAGE): Update for HFP.
18563 (HARD_REGNO_NREGS): Update for SFP.
18564 (STACK_POINTER_OFFSET): Include bias here ...
18565 (FIRST_PARM_OFFSET): ... not here.
18566 (STACK_BIAS): Remove.
18567 (INIT_EXPANDERS): New.
18568 (STARTING_FRAME_OFFSET): Do not include bias.
18569 (ELIMINABLE_REGS, CAN_ELIMINATE, INITIAL_ELIMINATION_OFFSET): New.
18570 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Update for SFP.
18571 (REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Likewise.
18572 * config/sparc/aout.h (DBX_REGISTER_NUMBER): Update for HFP.
18573 * config/sparc/litecoff.h, config/sparc/sol2.h: Likewise.
18574 * config/sparc/sparc.c (mem_min_alignment): Update for HFP.
18575 (sparc_nonflat_function_prologue, epilogue_renumber): Likewise.
18576 (MUST_SAVE_REGISTER): Likewise.
18577 (sparc_flat_function_prologue): Likewise.
18578 (sparc_flat_function_epilogue): Likewise.
18579 (HARD_FRAME_POINTER_MASK): Rename from FRAME_POINTER_MASK.
18580 (sparc_init_modes): SFP is GENERAL_REGS.
18581 (sparc_builtin_saveregs): SFP does not have bias applied.
18583 2002-02-04 Richard Henderson <rth@redhat.com>
18585 * config/alpha/alpha.c (current_function_is_thunk): Don't check
18586 current_function_is_thunk.
18587 (alpha_sa_mask): Distinguish between current_function_is_thunk
18588 called from ASM_OUTPUT_MI_THUNK and not.
18589 (alpha_does_function_need_gp): Thunks always need gp.
18590 (alpha_start_function, alpha_output_function_end_prologue): Likewise.
18591 (alpha_output_mi_thunk_osf): New.
18592 * config/alpha/alpha-protos.h: Update.
18593 * config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): New.
18595 2002-02-04 Richard Sandiford <rsandifo@redhat.com>
18597 * c-typeck.c (build_c_cast): Warn when qualifiers are added to
18598 function types, not when they're taken away.
18600 Mon Feb 4 09:05:58 2002 Jeffrey A Law (law@redhat.com)
18602 * cfgrtl.c (try_redirect_by_replacing_jump): Remove associated
18603 CODE_LABEL and jump table when replacing a table jump with a
18606 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
18608 * config/s390/s390-protos.h (legitimize_la_operand,
18609 s390_secondary_input_reload_class, s390_plus_operand,
18610 s390_expand_plus_operand): Add prototypes.
18612 config/s390/s390.c (s390_secondary_input_reload_class,
18613 s390_plus_operand, s390_expand_plus_operand): New functions.
18615 (struct s390_address): New member 'pointer'.
18616 (s390_decompose_address): Compute it.
18617 (legitimate_la_operand_p): Use it.
18618 (legitimize_la_operand): New function.
18619 (movti, movdi, movdf splitters): Call it.
18621 config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS): Define.
18622 (PREDICATE_CODES): Add s390_plus_operand.
18624 config/s390/s390.md (adddi3_inv_64, addaddr_ccclobber): Delete.
18625 (la_ccclobber): Allow GENERAL_REGS as output operand.
18627 (reload_load_address, *reload_load_address_reg_0, *la, *do_la_reg_0,
18628 *reload_la_64, *reload_la_31 and splitters): Delete, replace by ...
18629 (*la_64, *la_31, reload_indi, reload_insi): ... these.
18631 2002-02-04 Ulrich Weigand <uweigand@de.ibm.com>
18633 * gcc/config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Fixed
18634 register names for regular asm () construct.
18636 2002-02-04 Jakub Jelinek <jakub@redhat.com>
18638 * config/i386/i386.md (movsf_1): Allow moving SF values in MMX
18641 2002-02-04 Jakub Jelinek <jakub@redhat.com>
18643 * combine.c (recog_for_combine): Create a dummy insn with PATTERN
18646 2002-02-04 Hartmut Penner <hpenner@de.ibm.com>
18648 * varasm.c (decode_rtx_const): Allow unspec (symbol_ref) in
18649 constant pool to be identical by string address and index.
18651 2002-02-04 Anthony Green <green@redhat.com>
18653 * output.h (SECTION_OVERRIDE): Define.
18654 * varasm.c (named_section): Obey SECTION_OVERRIDE.
18656 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
18658 * config.gcc (arm*-*-netbsdelf*): Placeholder to prevent match
18659 by existing arm*-*-netbsd* (a.out) target.
18660 (ns32k-*-netbsdelf*): Likewise.
18661 (sparc-*-netbsdelf*): Likewise.
18662 (vax-*-netbsdelf*): Likewise.
18664 2002-02-03 Danny Smith <dannysmith@users.sourceforge.net>
18666 * gthr-win32.h: Protect against conflicting typedef for BOOL in windows
18667 headers and libobjc headers.
18669 2002-02-03 Mumit Khan <khan@nanotech.wisc.edu>
18671 * gthr-win32.h (__mingwthr_key_dtor): Use extern "C" linkage for C++.
18672 (_mingw.h): Remove duplicate include.
18674 2002-02-03 Jason Thorpe <thorpej@wasabisystems.com>
18676 * config.gcc: Set cpu_type to m68k for 68010, as well.
18677 (m68010-*-netbsdelf*): New...
18678 (m68k*-*-netbsdelf*): ...targets.
18679 * config/m68k/netbsd-elf.h: New file.
18681 2002-02-02 Kazu Hirata <kazu@hxi.com>
18683 * config/h8300/h8300.c (hand_list): Move inside function_arg.
18685 2002-02-02 Kazu Hirata <kazu@hxi.com>
18687 * config/h8300/h8300.c (h8_push_ops): Move inside
18689 (h8_pop_ops): Likewise.
18690 (h8_move_ops): Likewise.
18692 2002-02-02 Kazu Hirata <kazu@hxi.com>
18694 * config/h8300/h8300.c (os_task): Make it static.
18695 (monitor): Likewise.
18696 (pragma_saveall): Likewise.
18698 2002-02-02 Alexandre Oliva <aoliva@redhat.com>
18700 * config/sh/sh.md (ic_invalidate_line): Make sure the immediate
18701 constant is a valid sign-extension for Pmode.
18703 2002-02-02 Kazu Hirata <kazu@hxi.com>
18705 * config/h8300/h8300.c: Fix formatting.
18707 2002-02-02 Kazu Hirata <kazu@hxi.com>
18709 * config/h8300/h8300.md: Fix formatting.
18711 2002-02-02 Kazu Hirata <kazu@hxi.com>
18713 * config/h8300/h8300.md (one_cmpl patterns): Tighten the
18714 predicates of operands[1]. Split the patterns for each
18717 2002-02-02 Kazu Hirata <kazu@hxi.com>
18719 * config/h8300/h8300.md (xor patterns): Tighten the predicates
18720 of operands[1] to register_operand.
18722 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
18724 * cpphash.h (struct spec_nodes): Remove n__CHAR_UNSIGNED__.
18725 * cpphash.c (_cpp_init_hashtable): Similarly.
18726 * cppinit.c (cpp_create_reader): Default the signed_char flag.
18727 (init_builtins): Define __CHAR_UNSIGNED__ appropriately.
18728 (COMMAND_LINE_OPTIONS): Recognise -f{un,}signed-char.
18729 (cpp_handle_option): Handle the new options.
18730 * cpplex.c (cpp_interpret_charconst): Use new flag.
18731 * cpplib.h (struct cpp_options): New member signed_char.
18732 * gcc.c (cpp_unique_options): Remove %c spec and documentation.
18733 (cpp_options): Handle -fsigned-char and -funsigned-char.
18734 (static_specs): Remove signed_char_spec.
18735 (do_spec1): Don't handle %c.
18736 * system.h: Poison SIGNED_CHAR_SPEC.
18737 * tradcif.y (yylex): Use flag_signed_char.
18738 * tradcpp.h (flag_signed_char): New.
18739 * tradcpp.c (flag_signed_char): New.
18740 (main): Handle new command-line options.
18741 (initialize_builtins): Define __CHAR_UNSIGNED__ if appropriate.
18743 * alpha/alpha.h (SIGNED_CHAR_SPEC): Remove.
18744 * avr/avr.h: Remove old comments.
18745 * i960/i960.h (CPP_SPEC): Pass -fsigned-char if -mic*.
18746 (CC1_SPEC): Pass -fsigned-char if -mic*.
18747 (SIGNED_CHAR_SPEC): Remove.
18749 * tm.texi (SIGNED_CHAR_SPEC): Remove documentation.
18751 2002-02-01 Eric Christopher <echristo@redhat.com>
18753 From Daniel Jacobowitz <dmj+@andrew.cmu.edu>
18754 * config/mips/mips.h (FUNCTION_PROFILER): Fix function profiling.
18755 * config/mips/linux.h (ASM_OUTPUT_REG_PUSH): Undefine.
18756 (ASM_OUTPUT_REG_POP): Ditto.
18758 2002-02-02 Neil Booth <neil@daikokuya.demon.co.uk>
18760 * c-decl.c, tree.c, tree.h, objc/objc-act.c: Revert bitfield
18763 2002-02-02 Jakub Jelinek <jakub@redhat.com>
18765 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Add missing | separators.
18767 2002-02-02 Jakub Jelinek <jakub@redhat.com>
18770 * expmed.c (expand_mult_highpart): Use immed_double_const for wide_op1
18773 2002-02-01 Janis Johnson <janis187@us.ibm.com>
18775 * cfganal.c: Include tm_p.h.
18776 (keep_with_call_p): Fix the test that determines if a register holds
18777 the return value of a call.
18779 2002-02-01 DJ Delorie <dj@redhat.com>
18781 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): If
18782 we are given conflicting registers, switch to the other one we
18783 had allocated for us.
18784 * config/sparc/sparc.md (reload_indi, reload_outdi): Pass op[2]
18785 as TImode so we know when the "other" register is available.
18787 2002-02-01 David O'Brien <obrien@FreeBSD.org>
18789 * config/sparc/sol2-sld-64.h: Include sparc/biarch64.h rather than
18792 2002-02-01 Janis Johnson <janis187@us.ibm.com>
18794 * cfganal.c (keep_with_call_p): New function.
18795 (flow_call_edges_add): Prevent splitting a block between a call and
18796 a single-set instruction that should be kept in the same block.
18798 2002-02-01 Craig Rodrigues <rodrigc@gcc.gnu.org>
18800 * doc/install.texi (avr): Update outdated URL.
18802 2002-01-30 Andrew Haley <aph@cambridge.redhat.com>
18804 * config/stormy16/stormy16.md (pushqi): New.
18808 (movhi): Remove stack operands.
18810 * config/stormy16/stormy16.h (PREDICATE_CODES): Add
18811 nonimmediate_nonstack_operand.
18812 * config/stormy16/stormy16.c (nonimmediate_nonstack_operand):
18814 * config/stormy16/stormy16-protos.h (nonimmediate_nonstack_operand)
18817 2002-01-31 Jason Merrill <jason@redhat.com>
18819 * Makefile.in (c-parse.c): Handle .output file.
18820 * objc/Make-lang.in (objc-parse.c): Likewise.
18822 2002-02-01 Alexandre Oliva <aoliva@redhat.com>
18824 * config/mips/mips.h (ENDIAN_SPEC): Output the endianness flag if
18825 the -me[lb] option is given. Don't output the default flag
18828 2002-01-31 Zack Weinberg <zack@codesourcery.com>
18830 * c-lex.c (yyparse): Call debug_hooks->start_source_file for
18831 the primary source file; this has not been done yet.
18832 * c-decl.c (c_expand_body): Reset input_filename from
18833 DECL_SOURCE_FILE (fndecl) before calling init_function_start.
18835 2002-01-31 Kazu Hirata <kazu@hxi.com>
18837 * rtlanal.c (subreg_regno_offset): Do not use
18838 SUBREG_REGNO_OFFSET.
18839 * system.h: Add SUBREG_REGNO_OFFSET to the GCC poison list.
18840 * doc/tm.texi (SUBREG_REGNO_OFFSET): Remove.
18842 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
18844 * gccbug.in: Follow GNU Coding Standards for --version. Use GCC
18845 version rather than GNATS version in --version output.
18847 2002-01-31 Richard Sandiford <rsandifo@redhat.com>
18849 * ifcvt.c (noce_process_if_block): Make a copy of the destination
18850 when copying back from a temporary.
18852 2002-01-30 Richard Henderson <rth@redhat.com>
18854 * ifcvt.c (dead_or_predicable): Handling merging when other_bb
18855 and new_dest are the same.
18857 2002-01-30 Richard Henderson <rth@redhat.com>
18860 * rtl.h (NOTE_INSN_LOOP_END_TOP_COND): New.
18861 * rtl.c (note_insn_name): Update.
18862 * emit-rtl.c (remove_unnecessary_notes): Kill it.
18863 * stmt.c (expand_end_loop): Kill jump opt code. Use LOOP_END_TOP_COND
18864 to perform loop rotation.
18865 (expand_exit_loop_top_cond): New.
18866 * tree.h (expand_exit_loop_top_cond): Declare it.
18867 * c-semantics.c (genrtl_while_stmt): Use it.
18868 (genrtl_for_stmt): Likewise.
18870 2002-01-30 Alexandre Oliva <aoliva@redhat.com>
18872 * config/mips/mips.h (PARM_BOUNDARY): Guarantee alignment of
18873 arguments to 64-bit boundaries on 64-bit ABIs.
18875 2002-01-30 Steve Ellcey <sje@cup.hp.com>
18877 * loop.c (loop_invariant_p): Special case pic_offset_table_rtx.
18879 2002-01-31 Joseph S. Myers <jsm28@cam.ac.uk>
18881 * c-decl.c (grokdeclarator): Handle type being a typedef for an
18884 2002-01-30 David O'Brien <obrien@FreeBSD.org>
18886 * config.gcc: Include sparc/biarch64.h rather than sparc/sparc_bi.h.
18887 * config/sparc/sparc_bi.h: Remove file.
18888 * config/sparc/biarch64.h: New file (rename of sparc_bi.h).
18890 2002-01-30 Richard Henderson <rth@redhat.com>
18892 * sched-deps.c (sched_analyze): Make a call read the frame pointer.
18894 2002-01-30 Zack Weinberg <zack@codesourcery.com>
18896 * expmed.c (emit_store_flag): Call protect_from_queue on op0 and op1.
18898 2002-01-30 Jason Merrill <jason@redhat.com>
18900 * dwarf2out.c (dwarf_cfi_name): Add other DWARF 3 codes.
18901 (output_cfi): Likewise. Disable DW_CFA_GNU_negative_offset_extended.
18902 (reg_save): Use DW_CFA_offset_extended_sf instead.
18904 * dwarf2out.c (dwarf2out_finish): Don't abort if there were errors.
18906 2002-01-29 Jakub Jelinek <jakub@redhat.com>
18908 * cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
18911 2002-01-29 Aldy Hernandez <aldyh@redhat.com>
18913 * rs6000.md ("*call_value_local32"): Remove constraints.
18914 ("*call_value_local64"): Same.
18915 ("*call_value_indirect_nonlocal_aix32"): Same.
18916 ("*call_value_nonlocal_aix32"): Same.
18917 ("*call_value_indirect_nonlocal_aix64"): Same.
18918 ("*call_value_nonlocal_aix64"): Same.
18919 ("*call_value_nonlocal_sysv"): Same.
18921 2002-01-29 Richard Henderson <rth@redhat.com>
18923 * config/alpha/elf.h (SDB_DEBUGGING_INFO): Undef.
18925 2002-01-29 Richard Henderson <rth@redhat.com>
18927 * expr.c (force_operand): Ignore flag_pic for detecting pic
18929 * regclass.c (init_reg_sets_1): Test fixed_regs not flag_pic
18930 for determining if PIC_OFFSET_TABLE_REGNUM is call-clobbered.
18931 * resource.c (mark_target_live_regs): Use regs_invalidated_by_call
18932 instead of open-coded loop.
18933 * doc/tm.texi (PIC_OFFSET_TABLE_REGNUM): Clarify that it must
18934 be fixed when in use.
18936 2002-01-29 Richard Henderson <rth@redhat.com>
18938 * sched-int.h (struct deps_reg): Add uses_length, clobbers_length.
18939 * sched-rgn.c (propagate_deps): Update them.
18940 * sched-deps.c (sched_analyze_insn): Update them. Flush the
18941 clobbers list when either gets too long.
18943 2002-01-29 Jakub Jelinek <jakub@redhat.com>
18945 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Handle LEGACY_REGS
18946 and INDEX_REGS the same as GENERAL_REGS.
18947 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
18949 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
18951 * tree.c (build_nonstandard_integer_type): Correct prototype.
18953 2002-01-29 Ulrich Weigand <uweigand@de.ibm.com>
18955 * config/s390/s390.md (movstrsico, movstrdix_64,
18956 movstrsix_31): Remove, replace by ...
18957 (movstrdi_short, movstrsi_short, movstrdi_long,
18958 movstrsi_long): ... these. New.
18959 (movstrdi, movstrsi): Adapt.
18961 (rotldi3, rotlsi3, ashldi3, *ashldi3_31, *ashldi3_64,
18962 ashlsi3, lshrdi3, *lshrdi3_31, *lshrdi3_64, lshrsi3):
18963 Remove unnecessary CC clobber.
18964 (*ashrdi3_cc_31, *ashrdi3_cconly_31, *ashrdi3_cc_64,
18965 *ashrdi3_cconly_64, *ashrsi3_cc, *ashrsi3_cconly): New.
18967 (divmoddi4): Don't partially initialize TImode register.
18969 2002-01-29 Geoffrey Keating <geoffk@redhat.com>
18971 * doc/sourcebuild.texi (C Tests): Document gcc.dg/debug directory.
18973 2002-01-29 Richard Henderson <rth@redhat.com>
18975 * flow.c (print_rtl_and_abort): Remove.
18976 (print_rtl_and_abort_fcn): Remove.
18977 (verify_local_live_at_start): Use dump_bb instead.
18978 (verify_wide_reg): Likewise. Take a basic_block, not rtl endpoints.
18979 (verify_wide_reg_1): Return 2 on mode test failure.
18981 2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
18983 PR c/3325, c/3326, c/2511, c/3347
18984 * c-decl.c (enum_decl_context): Remove BITFIELD.
18985 (grokdeclarator): Take bitfield width as an input.
18986 Ensure bitfields are given the correct type. Perform
18987 bitfield width validation with build_bitfield_integer_type
18988 rather than waiting for finish_struct.
18989 (grok_typename, grok_typename_in_parm_context, start_decl,
18990 push_parmdecl, grokfield, start_function): Update calls to
18992 (build_bitfield_integer_type): New function.
18993 (finish_struct): Move bitfield validation to grokdeclarator
18994 and build_bitfield_integer_type.
18995 * tree.c (build_nonstandard_integer_type): New function.
18996 * tree.h (build_nonstandard_integer_type): New prototype.
18998 * objc-act.c (objc_copy_list): Remove DECL_INITIAL kludge.
19000 2002-01-29 Jakub Jelinek <jakub@redhat.com>
19003 * cppinit.c (cpp_handle_option): Add ignore argument, if it is zero,
19004 don't ignore unrecognized -W* options.
19005 (cpp_handle_options): Pass 1 as last argument to cpp_handle_option.
19006 * cpplib.h (cpp_handle_option): Adjust prototype.
19007 * c-decl.c (c_decode_options): Pass 0 as last argument to
19011 * gcc.c (cpp_unique_options): Split from cpp_options.
19012 (cpp_options): Source cpp_unique_options.
19013 (default_compilers): Use cpp_unique_options instead of cpp_options
19014 when used together with cc1_options.
19015 (static_specs): Add cpp_unique_options.
19016 * objc/lang-specs.h: Use cpp_unique_options instead of cpp_options
19017 when used together with cc1_options.
19019 2002-01-29 Kazu Hirata <kazu@hxi.com>
19021 * config/h8300/h8300-protos.h: Update the prototype of
19023 * config/h8300/h8300.c (output_a_shift): Remove an unused
19024 argument 'insn'. Remove redundant code.
19025 * config/h8300/h8300.md: Adust to the new prototype of
19028 2002-01-29 Kazu Hirata <kazu@hxi.com>
19030 * config/h8300/h8300-protos.h: Update the prototypes of
19031 emit_a_rotate and expand_a_rotate.
19032 * config/h8300/h8300.c (emit_a_rotate): Change the type of the
19033 first argument to 'enum rtx_code'.
19034 (expand_a_rotate): Likewise.
19036 2002-01-28 Kazu Hirata <kazu@hxi.com>
19038 * config/h8300/h8300-protos.h: Update the prototype of
19040 * config/h8300/h8300.c (output_simode_bld): Remove an argumen
19042 * config/h8300/h8300.md: Adjust to the new prototype.
19044 2002-01-28 Kazu Hirata <kazu@hxi.com>
19046 * conifg/h8300/h8300.c (h8300_adjust_insn_length): Remove
19049 2002-01-28 John David Anglin <dave@hiauly1.hia.nrc.ca>
19051 * emit-rtl.c (gen_rtx_REG): Check that the PIC_OFFSET_TABLE_REGNUM
19052 is a fixed register before returning pic_offset_table_rtx.
19053 * loop.c (scan_loop): Don't hoist insns that set pic_offset_table_rtx
19054 when PIC_OFFSET_TABLE_REG_CALL_CLOBBERED is defined.
19056 2002-01-28 Jason Merrill <jason@redhat.com>
19058 * dwarf2.h: Sync with src version.
19060 2002-01-28 Paul Koning <pkoning@equallogic.com>
19062 * builtin-types.def (BT_FN_VOID_CONST_PTR_VAR): Replace
19063 BT_FN_VOID_PTR_VAR.
19064 * builtins.def (BUILT_IN_PREFETCH): Change first argument to be const.
19065 * doc/extend.texi (__builtin_prefetch): Update documentation:
19066 first argument is now const void ptr.
19068 2002-01-28 Kazu Hirata <kazu@hxi.com>
19070 * config/h8300/h8300-protos.h: Remove an unused prototype.
19072 2002-01-28 Roman Zippel <zippel@linux-m68k.org>
19074 * toplev.c (lang_independent_init): Round up identifier size.
19076 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
19078 * config.gcc: Revert previous change.
19080 2002-01-28 Andris Pavenis <pavenis@latnet.lv>
19082 * config/i386/djgpp.h: Use STRIP_NAME_ENCODING in macro UNIQUE_SECTION
19084 2002-01-28 Richard Earnshaw <rearnsha@arm.com>
19086 * config.gcc (*-*-netbsdelf*): Set up generic parameters.
19087 (*-*-netbsd*): Always use collect2. Remove collect2 settings from
19088 other non-elf netbsd config frags.
19089 * config/netbsd-aout.h (STARTFILE_SPEC): Don't pull in c++rt0 since
19090 collect2 will does that.
19091 * config/netbsd.h (LIBGCC_SPEC): Add white space before -lgcc, so that
19092 shared-lib frobbing will work.
19094 2002-01-28 Kazu Hirata <kazu@hxi.com>
19096 * config/h8300/h8300.h: Fix formatting.
19097 * config/h8300/h8300.md: Likewise.
19099 2002-01-28 Loren J. Rittle <ljrittle@acm.org>
19101 * fixinc/inclhack.def (strict_ansi_not): Add a bypass based on
19102 the old, removed AAA_standards fix.
19103 * fixinc/fixincl.x: Rebuilt.
19105 2002-01-28 Hans-Peter Nilsson <hp@axis.com>
19107 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Change to emit
19108 atexit call in crtbegin, hooked in after call to frame_dummy;
19109 register EH before registering __fini__start.
19111 2002-01-28 Aldy Hernandez <aldyh@redhat.com>
19113 * config/rs6000/altivec.h: Remove spurious semicolons.
19115 2002-01-27 Kazu Hirata <kazu@hxi.com>
19117 * config/h8300/h8300.md: Replace dead bit extraction patterns
19118 with ones that work.
19120 Sun Jan 27 13:23:40 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19122 * emit-rtl.c (get_mem_attrs): Don't default alignment for non-BLKmode
19123 if not STRICT_ALIGNMENT.
19124 * rtl.h (MEM_ALIGN): Likewise.
19126 2002-01-27 Craig Rodrigues <rodrigc@gcc.gnu.org>
19128 * doc/invoke.texi (-fdump-translation-unit): Revert this
19129 patch: 2001-10-21 Craig Rodrigues <rodrigc@gcc.gnu.org>
19131 2002-01-27 Kazu Hirata <kazu@hxi.com>
19133 * config/h8300/h8300.md (define_constants): New.
19134 (anonymous patterns) Use defined constants appropriately.
19136 2002-01-27 Kazu Hirata <kazu@hxi.com>
19138 * config/h8300/h8300.c (function_arg): Remove redundant code.
19140 2002-01-26 Richard Henderson <rth@redhat.com>
19142 * sched-deps.c (reg_pending_uses_head): New.
19143 (reg_pending_barrier): Rename from reg_pending_sets_all.
19144 (find_insn_list): Don't mark inline.
19145 (find_insn_mem_list): Remove.
19146 (add_dependence_list, add_dependence_list_and_free): New.
19147 (flush_pending_lists): Replace only_write param with separate
19148 for_read and for_write parameters. Update all callers. Use
19149 add_dependence_list_and_free.
19150 (sched_analyze_1): Do not add reg dependencies here; just set
19151 the pending bits. Use add_dependence_list.
19152 (sched_analyze_2): Likewise.
19153 (sched_analyze_insn): Replace schedule_barrier_found with
19154 reg_pending_barrier. Add all dependencies for pending reg
19155 uses, sets, and clobbers.
19156 (sched_analyze): Don't add reg dependencies for calls, just
19157 set pending bits. Use regs_invalidated_by_call. Treat
19158 sched_before_next_call as a normal list, not a fake insn.
19159 (init_deps): No funny init for sched_before_next_call.
19160 (free_deps): Free pending mems lists. Don't zero reg_last.
19161 (init_deps_global): Init reg_pending_uses.
19162 (finish_deps_global): Free it.
19163 * sched-int.h (deps): Make in_post_call_group_p boolean. Update docs.
19164 (find_insn_mem_list): Remove.
19165 * sched-rgn.c (concat_INSN_LIST, concat_insn_mem_list): New.
19166 (propagate_deps): Use them. Zero temp mem lists.
19168 2002-01-26 Richard Henderson <rth@redhat.com>
19170 * Makefile.in (CRTSTUFF_CFLAGS): New.
19171 (crtbegin.o, crtend.o, crtbeginS.o, crtendS.o, crtbeginT.o): Use it.
19172 * config.gcc (alpha-linux, alpha-freebsd, alpha-netbsd): Use plain
19173 crtstuff.c instead of alpha assembly version.
19174 * crtstuff.c (CRT_CALL_STATIC_FUNCTION): Rewrite to assume the
19175 entire dummy function sequence. Use FORCE_CODE_SECTION_ALIGN
19176 not FORCE_{INIT,FINI}_SECTION_ALIGN.
19177 (__do_global_dtors_aux): Mark used.
19178 (frame_dummy, __do_global_ctors_aux): Mark used.
19179 (fini_dummy, init_dummy): Remove.
19181 * config/alpha/crtbegin.asm: Remove file.
19182 * config/alpha/crtend.asm: Remove file.
19183 * config/alpha/t-crtbe: Remove file.
19184 * config/alpha/elf.h (CRT_CALL_STATIC_FUNCTION): New.
19185 (LINK_EH_SPEC): New.
19187 * config/cris/cris.h (CRT_CALL_STATIC_FUNCTION): Rewrite old
19188 FORCE_INIT_SECTION_ALIGN hack. Register __fini_start before
19189 calling constructors.
19190 * config/cris/linux.h (CRT_CALL_STATIC_FUNCTION): Undef.
19192 * config/i386/i386.h (CRT_CALL_STATIC_FUNCTION): New.
19193 * config/i386/linux.h (CRT_CALL_STATIC_FUNCTION): Replace old
19194 CRT_END_INIT_DUMMY hack.
19195 * config/i386/sol2.h (FORCE_CODE_SECTION_ALIGN): Replace
19196 FORCE_{INIT,FINI}_SECTION_ALIGN.
19198 * config/mcore/mcore-elf.h (FORCE_CODE_SECTION_ALIGN): Replace
19199 FORCE_{INIT,FINI}_SECTION_ALIGN.
19201 * config/s390/s390.h (CRT_CALL_STATIC_FUNCTION): Update for new
19202 invocation sequence.
19203 * config/sh/sh.h (CRT_CALL_STATIC_FUNCTION): Likewise.
19205 * doc/tm.texi (CRT_CALL_STATIC_FUNCTION): Update.
19206 (FORCE_CODE_SECTION_ALIGN): New.
19208 2002-01-26 Richard Henderson <rth@redhat.com>
19210 * config/cris/cris.c (cris_print_operand): Handle 64-bit CONST_INT.
19212 2002-01-26 Richard Henderson <rth@redhat.com>
19214 * config/alpha/alpha.c (alpha_sa_mask): Mark RA for unicos here too.
19215 (alpha_sa_size): Use alpha_sa_mask to compute size of saved regs.
19217 2002-01-26 Kazu Hirata <kazu@hxi.com>
19219 * config/h8300/h8300.md: Remove bit extraction patterns that
19220 cannot be triggered.
19221 Restrict each bit extraction pattern to a variant on which the
19224 2002-01-26 Joseph S. Myers <jsm28@cam.ac.uk>
19226 * doc/include/texinfo.tex: Update to version 2002-01-04.07.
19228 2002-01-26 Kazu Hirata <kazu@hxi.com>
19230 * config/h8300/h8300.md: Remove bit test patterns that cannot
19232 Restrict each bit test pattern to a variant on which the
19235 2002-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19237 * builtins.c (expand_builtin_strncat): Remove redundant check for
19240 2002-01-25 David O'Brien <obrien@FreeBSD.org>
19242 * config/i386/x86-64.h (DEFAULT_PCC_STRUCT_RETURN): Do not overide
19244 * config/i386/freebsd64.h (DEFAULT_PCC_STRUCT_RETURN): Do not override
19247 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
19249 * dbxout.c (dbxout_init): Use assemble_name rather than just
19250 stripping off the first character.
19251 (dbxout_source_file): Likewise.
19253 2002-01-25 DJ Delorie <dj@redhat.com>
19255 * config/sparc/sparc.c (sparc_emit_set_symbolic_const64): Compare
19256 using rtx_equal_p, not by comparing pointers.
19258 2002-01-25 Steve Ellcey <sje@cup.hp.com>
19260 * emit-rtl.c (gen_rtx_REG): Always return the same rtx
19261 for PIC_OFFSET_TABLE_REGNUM.
19262 (init_emit_once): Use gen_raw_REG to initialize pic_offset_table_rtx.
19264 2002-01-25 David O'Brien <obrien@FreeBSD.org>
19266 * config.gcc (x86_64-*-freebsd*): New target.
19267 (x86_64-*-netbsd*,x86_64-*-linux*): Use ${tm_file} rather than its
19269 (i[34567]86-*-freebsd*): Don't include svr4.h.
19270 * config/i386/freebsd64.h: New file.
19272 2002-01-25 Douglas B Rupp <rupp@gnat.com>
19274 * config/alpha/x-vms (version): Make static.
19276 * config/alpha/vms.h (MD_FALLBACK_FRAME_STATE_FOR): Fix error
19277 in previous checkin.
19279 * Makefile.in (install-headers-cp): New target.
19280 * config.gcc (alpha-dec-*vms*): Install headers with
19283 Fri Jan 25 22:42:49 CET 2002 Jan Hubicka <jh@suse.cz>
19285 * unroll.c (unroll_loop): Lower final_value to nonmemory operand;
19288 Fri Jan 25 08:26:19 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19290 * builtins.c (expand_builtin_strncpy): Use integer_zerop instead
19291 of compare_tree_int.
19292 (expand_builtin_strncat): Likewise.
19293 * c-decl.c (finish_struct): Use tree_low_cst.
19294 * tree.h (compare_tree_int): Arg is unsigned HOST_WIDE_INT.
19295 * tree.c (compare_tree_int): Likewise.
19297 2002-01-25 Ulrich Weigand <uweigand@de.ibm.com>
19299 * reload1.c (eliminate_regs_in_insn): Recognize frame pointer
19300 adjustments even if they are implemented by more than two insns.
19302 Fri Jan 25 20:43:56 CET 2002 Jan Hubicka <jh@suse.cz>
19304 * df.c (df_ref_create, df_ref_record_1, df_ref_record): Kill BB arg.
19305 * df.h (struct ref): Kill B.
19306 (DF_REF_BB, DF_REF_BBNO): Use BLOCK_FOR_INSN.
19308 * basic-block.h (PROP_EQUAL_NOTES): New flag.
19309 * flow.c (propagate_one_insn): Use it.
19310 (mark_used_regs): Handle NIL.
19312 2002-01-25 Geoffrey Keating <geoffk@redhat.com>
19314 * config/stormy16/stormy16.md (tablejump_pcrel): Use a MEM
19317 2002-01-25 David Edelsohn <edelsohn@gnu.org>
19319 * rs6000.md (prefetch): Make address V4SI mode so that the address
19320 is restricted to legitimate form for instruction.
19322 2002-01-25 Bob Wilson <bob.wilson@acm.org>
19324 * doc/install.texi (xtensa-*-elf): New target.
19325 (xtensa-*-linux*): New target.
19326 * doc/contrib.texi: Add myself.
19328 2002-01-25 Nick Clifton <nickc@cambridge.redhat.com>
19330 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow any general
19331 purpose register to hold an SImode (or smaller) value.
19333 2002-01-25 Jakub Jelinek <jakub@redhat.com>
19335 * unwind-dw2-fde-glibc.c: If inhibit_libc, use __register_frame*
19337 * crtstuff.c: Likewise.
19339 2002-01-25 Kazu Hirata <kazu@hxi.com>
19341 * config/h8300/h8300.md (negation patterns): Tighten
19342 predicates to register_operand.
19344 2002-01-24 Aldy Hernandez <aldyh@redhat.com>
19346 * loop.c (emit_prefetch_instructions): Use the prefetch insn's
19349 * builtins.c (expand_builtin_prefetch): Same.
19351 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
19353 * config/sh/sh.md (sym_label2reg): Make sure all CONSTs have
19356 2002-01-24 Kazu Hirata <kazu@hxi.com>
19358 * config/h8300/h8300.c (print_operand): Remove support for
19359 operand character 'A'.
19360 * config/h8300/h8300.md (three anonymous patterns): Replace
19361 operand character 'A' with either 'T' or 'S'.
19363 2002-01-24 Kazu Hirata <kazu@hxi.com>
19365 * config/h8300/h8300.c (print_operand): Remove support for
19366 operand character 'U'.
19368 2002-01-24 Andris Pavenis <pavenis@latnet.lv>
19370 * config/i386/t-djgpp: Use NATIVE_SYSTEM_HEADER_DIR.
19372 2002-01-24 Nick Clifton <nickc@cambridge.redhat.com>
19374 * config/arm/arm.c (arm_hard_regno_mode_ok): Allow SImode
19375 values to be assigned to the stack pointer.
19377 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
19379 * emit_rtl.c (gen_lowpart_common): Conversion from const_int
19380 to const_double needs to be done right for big-endian systems.
19382 2002-01-24 Jason Merrill <jason@redhat.com>
19385 * config/sparc/sparc.md (call-jump peepholes): Pass the right insn
19386 to can_throw_internal.
19388 2002-01-23 Richard Henderson <rth@redhat.com>
19390 * fold-const.c (fold): Change UINT_MAX test to check vs precision
19391 rather than TYPE_MAX_VALUE. Fix indentation and a bogus negation.
19393 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
19395 * config/sh/sh.md (symGOT_load, sym2GOT, sym2GOTOFF): New expands.
19396 (symGOT2reg): Use them, then set as GOT value as unchanging.
19397 (symGOTOFF2reg): Set REG_EQUAL note. Use a different pseudo
19398 as a temporary, if possible.
19399 (symPLT_label2reg): Enclose (pc) in UNSPEC_PIC. Emit
19400 sym@PLT-(.LPCS#+2-.) instead of sym@PLT+.-(.LPCS#+2).
19402 2002-01-23 Kazu Hirata <kazu@hxi.com>
19404 * config/h8300/h8300.md: Fix xorqi and xorqi so that they will
19405 accept to accept 0x80 as operands[2].
19407 2002-01-24 Alexandre Oliva <aoliva@redhat.com>
19409 * config/sparc/sparc.md (fix_trunctfdi2): Correct typo in mode.
19411 2002-01-23 Richard Henderson <rth@redhat.com>
19413 * config/alpha/alpha.md (call_value_osf_1_er peepholes): Fix typo.
19415 2002-01-23 Aldy Hernandez <aldyh@redhat.com>
19417 * c-parse.in (parmlist_or_identifiers): Add maybe_attribute.
19418 (parmlist_or_identifiers_1): Verify that only a parmlist follows
19421 2002-01-23 Richard Henderson <rth@redhat.com>
19423 * expr.c (move_by_pieces_1): Extend size before negation.
19425 * config/m68k/t-m68kbare (MULTILIB_OPTIONS): Add 68040 and 68060.
19426 (MULTILIB_MATCHES): Remove 68040 and 68060 aliases.
19427 (MULTILIB_EXCEPTIONS): Ignore 68881 and soft-float for 68040 and 68060.
19428 * config/m68k/t-m68kelf: Likewise.
19430 2002-01-23 Bob Wilson <bob.wilson@acm.org>
19432 * config/xtensa/elf.h: New file.
19433 * config/xtensa/lib1funcs.asm: New file.
19434 * config/xtensa/lib2funcs.S: New file.
19435 * config/xtensa/linux.h: New file.
19436 * config/xtensa/t-xtensa: New file.
19437 * config/xtensa/xtensa-config.h: New file.
19438 * config/xtensa/xtensa-protos.h: New file.
19439 * config/xtensa/xtensa.c: New file.
19440 * config/xtensa/xtensa.h: New file.
19441 * config/xtensa/xtensa.md: New file.
19442 * config.gcc (xtensa-*-elf*): New target.
19443 (xtensa-*-linux*): New target.
19444 * cse.c (canon_hash): Compare rtx pointers instead of register
19445 numbers. This is required for the Xtensa port.
19446 * integrate.c (copy_insn_list): Handle case where the static
19447 chain is in memory and the memory address has to be copied to
19449 * doc/invoke.texi (Option Summary): Add Xtensa options.
19450 (Xtensa Options): New node.
19451 * doc/md.texi (Machine Constraints): Add Xtensa machine constraints.
19453 2002-01-23 Zack Weinberg <zack@codesourcery.com>
19455 * diagnostic.c (internal_error): Do ICE suppression only
19456 when ENABLE_CHECKING is not defined.
19458 * c-typeck.c (require_complete_type): Return error_mark_node
19459 if type is error_mark_node.
19461 2002-01-23 Janis Johnson <janis187@us.ibm.com>
19463 * toplev.c (process_options): Disable -fprefetch-loop-arrays with
19464 -Os and issue a warning.
19466 2002-01-23 Zack Weinberg <zack@codesourcery.com>
19468 * doc/fragments.texi, doc/hostconfig.texi: Update to reflect
19469 current (lack of) need for host configuration by hand.
19471 * doc/gccint.texi, doc/rtl.texi, doc/tm.texi: Adjust cross
19472 references. Documentation of some target macros moved from
19473 hostconfig.texi to tm.texi.
19475 2002-01-23 Will Cohen <wcohen@redhat.com>
19477 * config/arm/arm.h (THUMB_FUNCTION_PROFILER): Define if not currently
19480 2002-01-23 Kazu Hirata <kazu@hxi.com>
19482 * config/h8300/h8300.md (*andorhi3): Accept 0x8000 as an
19485 2002-01-23 Jason Merrill <jason@redhat.com>
19487 * tree.c (build1): Don't set TREE_READONLY on INDIRECT_REF.
19489 * function.c (assign_parms): Don't put args of inline functions
19490 into registers when not optimizing.
19492 2002-01-23 Nick Clifton <nickc@cambridge.redhat.com>
19494 * config/arm/arm.md (UNSPEC_PROLOGUE_USE): New unspec constant.
19495 (prologue_use): New pattern.
19496 * config/arm/arm.c (expand_prologue): Use gen_prologue_use in
19497 preference to gen_rtx_USE.
19498 (thumb_expand_prologue): Use gen_prologue_use in preference to
19500 (thumb_expand_epilogue): Use gen_prologue_use in preference to
19503 2002-01-23 Hans-Peter Nilsson <hp@bitrange.com>
19505 * loop.c [!HAVE_prefetch] (CODE_FOR_prefetch): Define to 0.
19507 2002-01-23 Neil Booth <neil@daikokuya.demon.co.uk>
19510 * doc/extend.texi: Correct documentation of __alignof__.
19512 2002-01-22 Zack Weinberg <zack@codesourcery.com>
19514 * params.h: Rename arguments of DEFPARAM so that it will be
19515 recognized as a translation keyword.
19517 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
19519 * extend.texi: Document altivec functions.
19520 Fix N-bit adjectives in X86 builtin documentation.
19522 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
19524 * reload.c (reg_overlap_mentioned_for_reload_p): Handle PLUS and
19525 auto_inc_dec values.
19527 2002-01-22 Richard Earnshaw <rearnsha@arm.com>
19529 * config/netbsd-aout.h (SWITCH_TAKES_ARG): Remove bogus white space
19531 (ASM_DECLARE_OBJECT_NAME): Add missing backslash before final line.
19533 2002-01-22 Alexandre Oliva <aoliva@redhat.com>
19535 * config/i386/freebsd-aout.h (ASM_QUAD): Undefine.
19537 2002-01-22 Richard Henderson <rth@redhat.com>
19539 * config/alpha/alpha.c (split_small_symbolic_mem_operand): Use
19540 copy_insn not copy_rtx.
19542 2002-01-23 Alan Modra <amodra@bigpond.net.au>
19544 * combine.c (simplify_and_const_int): Don't trunc_int_for_mode
19545 "nonzero" as that might add "1" bits. Ensure "constop" is
19546 properly sign extened.
19547 (force_to_mode): Tweak for sign extended constop.
19549 2002-01-22 Richard Henderson <rth@redhat.com>
19551 * config/alpha/alpha.c (some_small_symbolic_mem_operand) Use
19552 for_each_rtx instead of assuming we're already looking at the MEM.
19553 (split_small_symbolic_mem_operand): Likewise.
19554 * config/alpha/alpha.h (PREDICATE_CODES): Update.
19555 * config/alpha/alpha.md (small symbolic memory splitters): Update.
19557 2002-01-22 Richard Henderson <rth@redhat.com>
19559 * config/alpha/alpha.md (divmodsi_internal_er): Generate lituse
19560 sequence number for the literal.
19561 (divmoddi_internal_er): Likewise.
19563 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
19566 * aclocal.m4 (AM_ICONV): Put linking flags for libiconv
19567 in LIBICONV variable.
19568 * configure: Regenerated.
19570 2002-01-22 Krister Walfridsson <cato@df.lth.se>
19572 * dependence.c (build_def_use): Remove array_idx.
19574 * dwarfout.c (last_filename): Remove.
19575 (output_compile_unit_die): Remove last_filename.
19577 2002-01-22 Roger Sayle <roger@eyesopen.com>
19578 Richard Henderson <rth@redhat.com>
19581 * fold-const.c (fold): Optimize unsigned comparisons against
19582 UINT_MAX (and similar unsigned constants).
19584 2002-01-22 Janis Johnson <janis187@us.ibm.com>
19586 * Makefile.in (loop.o): Depend on OPTABS_H.
19587 * loop.c (emit_prefetch_instructions): Check the prefetch operand
19588 against the predicate.
19591 * config/i386/i386.md (prefetch_sse): Specify "p" as a constraint
19592 for the address operand.
19594 2002-01-22 Richard Henderson <rth@redhat.com>
19596 * config/alpha/freebsd.h (FUNCTION_PROFILER): Remove.
19598 2002-01-22 Craig Rodrigues <rodrigc@gcc.gnu.org>
19601 * config/i386/sysv4.h (CPP_SPEC): Define, and add CPU
19602 preprocessor flags.
19604 2002-01-22 Jason Thorpe <thorpej@wasabisystems.com>
19606 * config.gcc (x86_64-*-netbsd*): New target.
19607 * config/i386/netbsd64.h: New file.
19609 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
19611 * regrename.c (kill_value): Fix typo.
19613 2002-01-22 Aldy Hernandez <aldyh@redhat.com>
19615 * doc/tm.texi: Remove STARTING_FRAME_PHASE.
19617 * config/rs6000/rs6000.h: Same.
19619 * function.c (instantiate_virtual_regs): Remove
19620 STARTING_FRAME_PHASE.
19621 (assign_stack_local_1): Same.
19622 Calculate frame phase.
19624 2002-01-22 Nick Clifton <nickc@redhat.com>
19626 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Move 'regno'
19627 variable declaration to outer scope in order to simplify
19629 (HARD_REGNO_MODE_OK): Replace macro body with a with a call to
19630 arm_hard_regno_mode_ok.
19631 * config/arm/arm-protos.h: Add a prototype for
19632 arm_hard_regno_mode_ok.
19633 * config/arm/arm.c (soft_df_operand): Remove now redundant
19634 check for DImode values using IP_REGNUM.
19635 (nonimmediate_soft_df_operand): Remove now redundant check for
19636 DImode values using IP_REGNUM.
19637 (arm_hard_regno_mode_ok): New function. New check: make sure
19638 that DImode values are not stored in IP_REGNUM.
19640 * config/arm/arm.c (arm_expand_prologue): Replace REG_MAYBE_DEAD
19642 (thumb_expand_prologue): Replace REG_MAYBE_DEAD note with a USE.
19644 2002-01-22 Jason Merrill <jason@redhat.com>
19646 * c-semantics.c (genrtl_compound_stmt): Only check nesting
19647 consistency if this COMPOUND_STMT is scoped.
19649 2002-01-22 Kazu Hirata <kazu@hxi.com>
19651 * predict.c: Fix formatting.
19652 * print-tree.c: Likewise.
19653 * protoize.c: Likewise.
19654 * real.h: Likewise.
19656 * sbitmap.h: Likewise.
19657 * scan.c: Likewise.
19658 * sched-deps.c: Likewise.
19659 * sched-vis.c: Likewise.
19660 * sdbout.c: Likewise.
19661 * sibcall.c: Likewise.
19663 * ssa-ccp.c: Likewise.
19664 * ssa-dce.c: Likewise.
19665 * stmt.c: Likewise.
19666 * stor-layout.c: Likewise.
19667 * system.h: Likewise.
19669 Tue Jan 22 06:26:33 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19671 * tree.c (int_fits_type_p): If bounds of a subtype are variable, see
19672 if fits in bounds of base type.
19674 * dwarf2out.c (equate_decl_number_to_die): Add "int" to decls.
19675 (loc_descriptor_from_tree, case CALL_EXPR, case ADDR_EXPR): New.
19676 (add_bound_info, default): If can't find a context, make a
19678 (dwarf2out_finish): Check for SAVE_EXPR in node->created_for.
19680 2002-01-22 Hans-Peter Nilsson <hp@axis.com>
19682 * c-typeck.c (parser_build_binary_op): If result from
19683 build_binary_op is ERROR_MARK just return error_mark_node without
19684 further processing.
19686 2002-01-21 Jason Thorpe <thorpej@wasabisystems.com>
19688 * config/netbsd.h (TARGET_HAS_F_SETLKW): define.
19689 Split a.out-specific bits into...
19690 * config/netbsd-aout.h: ...this.
19691 * config/netbsd-elf.h: New file.
19692 * config/alpha/netbsd-elf.h: Remove.
19693 * config/alpha/netbsd.h: Rewrite for a NetBSD/alpha ELF target.
19694 * config/i386/netbsd-elf.h (LIB_SPEC): Remove.
19695 (STARTFILE_SPEC): Remove redundant definition.
19696 (ENDFILE_SPEC): Likewise.
19697 (LINK_SPEC): Likewise.
19698 (CPP_SPEC): Likewise.
19699 (ASM_SPEC): Likewise.
19700 (LIB_SPEC): Likewise.
19701 (SWITCH_TAKES_ARG): Likewise.
19702 (TARGET_MEM_FUNCTIONS): Likewise.
19703 (CPP_PREDEFINES): Redefine.
19704 (ASM_FINAL_SPEC): Remove redefinition.
19705 (ASM_COMMENT_START): Redefine.
19706 (FUNCTION_PROFILER): Define.
19707 (TARGET_VERSION): Redefine.
19708 Comment and formatting cleanup.
19709 * config/i386/netbsd.h: Include <netbsd-aout.h>.
19710 * config/m68k/netbsd.h: Include <netbsd-aout.h>.
19711 * config/mips/netbsd.h: Rewrite for NetBSD/mips ELF target,
19712 big- or little-endian.
19713 * config/ns32k/netbsd.h: Include <netbsd-aout.h>.
19714 * config.gcc (*-*-netbsd*): Add definitions common to all
19716 (alpha*-*-netbsd*): Remove redundant xm_defines, gas, and
19717 gnu_ld definitions. Add netbsd-elf.h to and remove
19718 alpha/netbsd-elf.h from tm_file. Remove alpha/t-crtfm from
19719 tmake_file, and don't lose previous tmake_file contents.
19720 (arm*-*-netbsd*): Add netbsd-aout.h to tm_file.
19721 (i[34567]86-*-netbsdelf*): Remove redundant xm_defines, gas, and
19722 gnu_ld definitions. Add netbsd-elf.h to tm_file.
19723 (mips-dec-netbsd*): Remove as alias for mipsel-*-netbsd*.
19724 (mipsel-*-netbsd*): Rename this to...
19725 (mips*-*-netbsd*): ...this. Add elfos.h to tm_file. Add
19726 mips/little.h to tm_file for mips*el-*.
19727 (powerpc-*-netbsd*): Remove redundant xm_defines definition.
19728 (sparc-*-netbsd*): Add netbsd-aout.h to tm_file.
19729 (vax-*-netbsd*): Add netbsd-aout.h to tm_file.
19731 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
19733 * pa-protos.h (reg_before_reload_operand): New function prototype.
19734 * pa.c (reg_before_reload_operand): New function implementation.
19735 * pa.md (decrement_and_branch_until_zero, movb): Use it. Change "!*m"
19736 contraints to "*m".
19738 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19740 * combine.c (simplify_and_const_int): Properly sign-extend CONSTOP.
19742 2002-01-21 John David Anglin <dave@hiauly1.hia.nrc.ca>
19744 * pa64-hpux.h (MD_EXEC_PREFIX): Set to "/usr/ccs/bin".
19745 (MD_STARTFILE_PREFIX): Set to "/usr/ccs/lib/pa20_64/".
19746 (MD_STARTFILE_PREFIX_1): Set to "/opt/langtools/lib/pa20_64/".
19747 (EH_FRAME_IN_DATA_SECTION): Define and update comment on init sections.
19748 (ENDFILE_SPEC): Undefine.
19749 (STARTFILE_SPEC): Redefine for PA.
19751 2002-01-21 Franz Sirl <Franz.Sirl-kernel@lauterbach.com>
19753 * config/rs6000/t-ppccomm (CRTSTUFF_T_CFLAGS_S): Re-add -fPIC.
19755 2002-01-21 Daniel Jacobowitz <drow@mvista.com>
19757 * config.gcc: Add entries to supported PowerPC --with-cpu
19760 2002-01-21 Jakub Jelinek <jakub@redhat.com>
19762 * config/i386/i386.c (ix86_function_arg_regno_p): Never return
19763 true for 64-bit mode only SSE registers in 32-bit mode.
19765 2002-01-21 Kazu Hirata <kazu@hxi.com>
19767 * unwind-dw2.c: Fix formatting.
19768 * unwind-dw2-fde.c: Likewise.
19769 * unwind-dw2-fde.h: Likewise.
19770 * unwind-pe.h: Likewise.
19771 * varasm.c: Likewise.
19772 * varray.h: Likewise.
19774 2002-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19776 Remove workaround for register stack overwrite bug in mmix.
19777 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Remove
19778 support for TARGET_REG_STACK_FILL_BUG.
19779 * config/mmix/mmix.h: Remove member has_call_without_parameters.
19780 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_REG_STACK_FILL_BUG):
19782 (TARGET_DEFAULT): Remove TARGET_MASK_REG_STACK_FILL_BUG.
19783 (TARGET_SWITCHES): Remove -mreg-stack-fill-bug-workaround and
19784 -mno-reg-stack-fill-bug-workaround.
19785 * config/mmix/mmix.md ("call", "call_value"): Don't set struct
19786 machine member has_call_without_parameters.
19787 * doc/invoke.texi (Option Summary) <MMIX Options>: Remove
19788 -mreg-stack-fill-bug-workaround and
19789 -mno-reg-stack-fill-bug-workaround.
19790 (MMIX Options): Ditto.
19792 2002-01-21 Kazu Hirata <kazu@hxi.com>
19794 * config/h8300/h8300.c (function_arg): Replace 0 with NULL_RTX
19796 Remove redundant code.
19798 2002-01-21 Joseph S. Myers <jsm28@cam.ac.uk>
19800 * config/alpha/alpha.h, config/arc/arc.h, config/avr/avr.h,
19801 config/c4x/c4x.h, config/d30v/d30v.h, config/dsp16xx/dsp16xx.h,
19802 config/fr30/fr30.h, config/ia64/ia64.h, config/m68hc11/m68hc11.h,
19803 config/mips/mips.h, config/rs6000/rs6000.h, config/sparc/sparc.h,
19804 config/stormy16/stormy16.h, config/v850/v850.h: Remove commented
19805 out target macro definitions and non-target-specific comments
19806 mostly taken from old versions of the manual.
19808 2002-01-20 Kazu Hirata <kazu@hxi.com>
19810 * config/h8300/h8300.h: Fix comment formatting.
19811 * config/ia64/aix.h: Likewise.
19812 * config/ia64/ia64-protos.h: Likewise.
19813 * config/ia64/ia64.c: Likewise.
19814 * config/ia64/ia64.h: Likewise.
19815 * config/ia64/ia64intrin.h: Likewise.
19816 * config/ia64/linux.h: Likewise.
19817 * config/ia64/unwind-aix.c: Likewise.
19818 * config/ia64/unwind-ia64.c: Likewise.
19820 2002-01-20 Kazu Hirata <kazu@hxi.com>
19822 * config/h8300/h8300.c: Revise comments about shift code.
19824 2002-01-20 Kazu Hirata <kazu@hxi.com>
19826 * config/h8300/h8300.c (function_arg): Update a comment.
19828 2002-01-20 Kazu Hirata <kazu@hxi.com>
19830 * config/h8300/h8300.md: Update the comments at the beginning
19833 2002-01-20 Kazu Hirata <kazu@hxi.com>
19835 * config/i370/i370.c: Fix comment formatting.
19836 * config/i370/i370.h: Likewise.
19837 * config/i370/i370.md: Likewise.
19838 * config/i370/linux.h: Likewise.
19840 Sun Jan 20 18:40:14 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19842 * reg-stack.c (subst_stack_regs): Properly check for deleted insn.
19844 * dwarf2out.c (loc_descriptor_from_tree): Add TRUTH_*_EXPR cases.
19845 (gen_struct_or_union_type_die): Don't SIGSEGV if no TYPE_STUB_DECL
19846 in incomplete case.
19848 2002-01-20 Graham Stott <grahams@redhat.com>
19850 * cfgloop.c (flow_loop_preheader_scan): Fix typo.
19852 2002-01-19 John David Anglin <dave@hiauly1.hia.nrc.ca>
19854 * config.gcc (hppa*64*-*-hpux11*): Fix tmake_file.
19856 2002-01-19 Tom Rix <trix@redhat.com>
19858 * config/rs6000/rs6000.md: Fix DF split for 64 bit hosts.
19860 2002-01-18 Aldy Hernandez <aldyh@redhat.com>
19862 * doc/tm.texi (STARTING_FRAME_PHASE): Document.
19864 * function.c (assign_stack_local_1): Adjust x_frame_offset with
19865 STARTING_FRAME_PHASE.
19866 (STARTING_FRAME_PHASE): New.
19867 (instantiate_virtual_regs): Check saneness of
19868 STARTING_FRAME_PHASE.
19870 * config/rs6000/rs6000.h (STARTING_FRAME_PHASE): New.
19872 2002-01-19 Alexandre Oliva <aoliva@redhat.com>
19874 * config/sh/sh.md (movdf_i4 split): Fix alter_subreg calls.
19876 2002-01-18 Craig Rodrigues <rodrigc@gcc.gnu.org>
19878 * doc/install.texi (hppa*-hp-hpux11): Clarify that GCC 2.95.x cannot
19879 be used for bootstrapping GCC 3.0.
19881 2002-01-18 Kazu Hirata <kazu@hxi.com>
19883 * config/h8300/h8300.md: Fix an insn length.
19885 2002-01-18 Kazu Hirata <kazu@hxi.com>
19887 * bitmap.h: Fix comment formatting.
19888 * combine.c: Likewise.
19889 * cppfiles.c: Likewise.
19890 * c-pragma.h: Likewise.
19891 * c-typeck.c: Likewise.
19893 * dwarf2out.c: Likewise.
19894 * function.c: Likewise.
19896 * genattrtab.c: Likewise.
19897 * gthr-win32.h: Likewise.
19898 * haifa-sched.c: Likewise.
19899 * predict.c: Likewise.
19900 * rtlanal.c: Likewise.
19902 * unwind-dw2-fde.h: Likewise.
19903 * unwind-pe.h: Likewise.
19904 * vmsdbgout.c: Likewise.
19906 Thu Jan 17 15:28:26 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
19908 * attribs.c (decl_attributes): Clear ATTR_FLAG_TYPE_IN_PLACE
19909 if type_required and passed decl.
19911 2002-01-17 Aldy Hernandez <aldyh@redhat.com>
19913 * config.gcc (cpu_type): Include altivec.h in powerpc
19917 * config/rs6000/altivec.h: New.
19919 2002-01-17 David Edelsohn <edelsohn@gnu.org>
19921 * doc/install.texi (*-ibm-aix*): Update assembler and exception
19922 handling information.
19923 * doc/trouble.texi (Interoperation): Add libstdc++ information
19925 (Misunderstandings): Add template instantiation and static template
19926 member information for AIX.
19928 2002-01-17 Jason Merrill <jason@redhat.com>
19930 * dbxout.c (dbxout_type): Support const and volatile.
19932 * except.c (add_partial_entry): Remove backwards compatibility code.
19933 (end_protect_partials): Likewise.
19935 2002-01-17 Jakub Jelinek <jakub@redhat.com>
19937 * config/ia64/ia64.md (prologue_use): New.
19938 * config/ia64/ia64.c (ia64_expand_prologue): Use
19939 gen_prologue_use instead of gen_rtx_USE.
19940 (group_barrier_needed_p): Handle CODE_FOR_prologue_use the same way
19941 as CODE_FOR_pred_rel_mutex.
19942 (ia64_sched_reorder2): Likewise.
19944 2002-01-16 Eric Christopher <echristo@redhat.com>
19946 * config/mips/r3900.h: Reformat.
19947 (SUBTARGET_CPP_SIZE_SPEC): Remove.
19948 * config/mips/isa3264.h (SUBTARGET_CPP_SIZE_SPEC): Ditto.
19949 * config/mips/mips.h (ABI_GAS_ASM_SPEC): Default to "".
19950 (SUBTARGET_CPP_SIZE_SPEC): Rewrite.
19951 * config/mips/t-elf: Remove mips3 multilib.
19953 2002-01-16 H.J. Lu <hjl@gnu.org>
19955 * config/mips/linux.h: Include "mips/abi64.h".
19957 2002-01-16 H.J. Lu <hjl@gnu.org>
19959 * config/mips/t-linux: New.
19961 * config.gcc: Add mips/t-linux to tmake_file for mips*-*-linux*.
19963 * config/mips/linux.h: Don't include "gofast.h".
19964 (INIT_SUBTARGET_OPTABS): Removed.
19966 2002-01-16 Kazu Hirata <kazu@hxi.com>
19968 * config/h8300/h8300-protos.h: Replace emit_a_shift with
19970 * config/h8300/h8300.c: Likewise.
19971 * config/h8300/h8300.md: Likewise.
19973 2002-01-16 Kazu Hirata <kazu@hxi.com>
19975 * config/h8300/h8300.md (pushqi1_h8300): Use a tab instead of
19976 spaces after an opcode name.
19977 (pushqi1_h8300hs): Likewise.
19978 (pushhi1_h8300hs): Likewise.
19980 2002-01-16 Kazu Hirata <kazu@hxi.com>
19982 * doc/extend.texi: Replace "option" with "attribute"
19985 2002-01-16 Jakub Jelinek <jakub@redhat.com>
19987 * config/alpha/alpha.c (some_small_symbolic_mem_operand): Look into
19988 (and:DI () (const_int -8)).
19989 (split_small_symbolic_mem_operand): Split
19990 (mem (and:DI () (const_int -8)).
19992 2002-01-16 Jakub Jelinek <jakub@redhat.com>
19995 * config/sparc/sparc.c (ultrasparc_adjust_cost): Handle TYPE_IDIV the
19996 same way as TYPE_IMUL.
19997 (ultrasparc_sched_reorder): Likewise.
19998 * config/sparc/sparc.md (type): Add comment to update
19999 ultrasparc_sched_reorder when making changes.
20001 2002-01-16 Kazu Hirata <kazu@hxi.com>
20003 * doc/invoke.texi: Change the dump file name of block
20004 reordering pass from 28.bbro to 29.bbro.
20005 Mention -dk option.
20007 Wed Jan 16 17:54:22 CET 2002 Jan Hubicka <jh@suse.cz>
20009 * i386.md (minsf splitter): Fix pasto.
20011 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
20013 * config/arm/arm.c (arm_expand_prologue): Add REG_MAYBE_DEAD note
20014 to frame pointer initialisation instruction.
20015 (thumb_expand_prologue): Add REG_MAYBE_DEAD note to frame pointer
20016 initialisation instruction.
20017 (soft_df_operand): Do not accept the IP register.
20018 (nonimmediate_soft_df_operand): Do not accept the IP register.
20020 2002-01-16 Jakub Jelinek <jakub@redhat.com>
20023 * config/sparc/sparc.c (sparc_override_options): Avoid MASK_V9 and
20024 MASK_V8 being both set.
20026 2002-01-16 Ulrich Weigand <uweigand@de.ibm.com>
20028 * config/s390/s390.c (s390_emit_prologue): Do not emit USE
20029 insn for GOT register; add REG_MAYBE_DEAD notes instead.
20030 config/s390/s390.md (call, call_value): Add GOT register to
20031 CALL_INSN_FUNCTION_USAGE where needed.
20032 (call_exp, call_value_exp): New.
20034 2002-01-16 Nick Clifton <nickc@cambridge.redhat.com>
20036 * config/arm/arm.c: General formatting tidy up.
20038 2002-01-16 Graham Stott <grahams@redhat.com>
20040 * calls.c (try_to_integrate): Use "(size_t)" intermediate
20041 cast and when casting an integer literal to "rtx" pointer.
20042 (expand_call): Likewise.
20043 * flow.c (try_pre_increment): Likewise.
20044 (find_use_as_address): Likewise.
20045 * integrate.c (expand_iline_function): Likewise.
20046 * regmove.c (try_auto_increment): Likewise.
20048 2002-01-16 Graham Stott <grahams@redhat.com>
20050 * sched-rgn.c (passed): Use sbitmap_free.
20051 (header): Likewise.
20053 (in_queue): Likewise.
20054 (in_stack): Likewise.
20056 2002-01-15 Eric Christopher <echristo@redhat.com>
20058 * flow.c (propagate_one_insn): Change to use fatal_insn.
20060 2002-01-15 Kazu Hirata <kazu@hxi.com>
20062 * expmed.c (extract_fixed_bit_field): Remove unused code.
20063 * system.h: Poison SLOW_ZERO_EXTEND.
20064 * doc/tm.texi: Remove.
20065 * config/1750a/1750a.h (SLOW_ZERO_EXTEND): Remove.
20066 * config/arm/arm.h: Likewise.
20067 * config/avr/avr.h: Likewise.
20068 * config/clipper/clipper.h: Likewise.
20069 * config/convex/convex.h: Likewise.
20070 * config/d30v/d30v.h: Likewise.
20071 * config/dsp16xx/dsp16xx.h: Likewise.
20072 * config/elxsi/elxsi.h: Likewise.
20073 * config/fr30/fr30.h: Likewise.
20074 * config/h8300/h8300.h: Likewise.
20075 * config/i370/i370.h: Likewise.
20076 * config/i386/i386.h: Likewise.
20077 * config/m68k/m68k.h: Likewise.
20078 * config/mips/mips.h: Likewise.
20079 * config/ns32k/ns32k.h: Likewise.
20080 * config/pdp11/pdp11.h: Likewise.
20081 * config/pj/pj.h: Likewise.
20082 * config/s390/s390.h: Likewise.
20083 * config/sh/sh.h: Likewise.
20084 * config/stormy16/stormy16.h: Likewise.
20085 * config/v850/v850.h: Likewise.
20086 * config/vax/vax.h: Likewise.
20087 * config/we32k/we32k.h: Likewise.
20089 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
20091 * config/rs6000/rs6000.md (altivec_stvx): Add parallels to stvx.
20092 (altivec_lvsl): Change constraint to b.
20093 (altivec_lvsr): Same.
20094 (altivec_lvebx): Same.
20095 (altivec_lvehx): Same.
20096 (altivec_lvewx): Same.
20097 (altivec_lvxl): Same.
20098 (altivec_lvx): Same.
20099 (altivec_stvx): Add parallel.
20100 (altivec_stvxl): Same.
20101 (altivec_stvehx): Same.
20102 (altivec_stvebx): Same.
20103 (altivec_stvebx): Same.
20105 2002-01-15 Aldy Hernandez <aldyh@redhat.com>
20107 * config.gcc: Change altivec.h to altivec-defs.h.
20109 * config/rs6000/altivec.h: Delete.
20111 * config/rs6000/altivec-defs.h: Add.
20113 2002-01-15 John David Anglin <dave@hiauly1.hia.nrc.ca>
20115 * vax.c (vax_rtx_cost): Return MAX_COST for unsupported MULT, UDIV
20118 * vax.h (INDEX_TERM_P): Restrict indexing to modes which have a size
20119 less than or equal to eight bytes.
20121 * vax.md (andsi3): Remove constraints and change SET destination
20122 operand type to nonimmediate_operand.
20123 (andhi3, andqi3): Likewise. Don't clear high order bits of operand 1
20124 when it is a CONST_INT.
20126 2002-01-15 Jason Merrill <jason@redhat.com>
20128 * c-common.def (FILE_STMT): New code.
20129 * c-common.c (statement_code_p): It's a statement.
20130 * c-common.h (stmt_tree_s): Add x_last_filename.
20131 (FILE_STMT_FILENAME_NODE, FILE_STMT_FILENAME): New macros.
20132 (last_expr_filename): New macro.
20133 * c-semantics.c (begin_stmt_tree): Initialize it.
20134 (add_stmt): If the filename changed, also insert a
20136 (expand_stmt): Handle seeing one.
20138 2002-01-15 Eric Christopher <echristo@redhat.com>
20140 * flow.c (propagate_one_insn): Add error message and print out
20141 insn for debugging.
20143 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
20145 * system.h (ASM_IDENTIFY_GCC, STDC_VALUE, TRAMPOLINE_ALIGN,
20146 ASM_IDENTIFY_GCC_AFTER_SOURCE): Poison.
20147 * config/pdp11/pdp11.h (TRAMPOLINE_ALIGN): Rename to
20148 TRAMPOLINE_ALIGNMENT.
20149 * config/arm/arm.h, config/mcore/mcore.h: Likewise. Change value
20151 * config/i386/cygwin.h (PCC_BITFIELDS_TYPE_MATTERS): Rename to
20152 PCC_BITFIELD_TYPE_MATTERS.
20153 * config/interix.h (STDC_VALUE): Remove. Use
20154 STDC_0_IN_SYSTEM_HEADERS.
20155 * config/darwin.h (ASM_IDENTIFY_GCC), config/dsp16xx/dsp16xx.h
20156 (ASM_IDENTIFY_GCC), config/stormy16/stormy16.h (ASM_IDENTIFY_GCC,
20157 ASM_IDENTIFY_GCC_AFTER_SOURCE): Remove.
20159 2002-01-15 Craig Rodrigues <rodrigc@gcc.gnu.org>
20161 * doc/install.texi (hppa*-hp-hpux11): --enable-threads does
20162 not work on this platform currently.
20164 2002-01-15 Joseph S. Myers <jsm28@cam.ac.uk>
20166 * c-typeck.c (build_unary_op): Don't wrap msgid argument of
20167 readonly_warning in _().
20169 2002-01-15 Douglas B Rupp <rupp@gnat.com>
20171 * gcc.c (delete_if_ordinary): Backout previous change.
20173 2002-01-15 Kazu Hirata <kazu@hxi.com>
20175 * config/h8300/h8300.c (print_operand): Remove support for
20176 unused operand characters.
20178 * read-rtl.c: Fix formatting.
20179 * real.c: Likewise.
20180 * recog.c: Likewise.
20181 * regclass.c: Likewise.
20182 * regmove.c: Likewise.
20183 * reg-stack.c: Likewise.
20184 * reload1.c: Likewise.
20185 * rtlanal.c: Likewise.
20187 2002-01-15 Kazu Hirata <kazu@hxi.com>
20189 * config/i386/i386.c: Fix formatting.
20191 2002-01-15 Jakub Jelinek <jakub@redhat.com>
20193 * c-typeck.c (process_init_element): Don't save_expr
20194 COMPOUND_LITERAL_EXPR if just its initializer will be used.
20196 2002-01-15 David Edelsohn <edelsohn@gnu.org>
20198 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Do not
20199 emit optional traceback table if optimize_size or TARGET_ELF.
20200 * config/rs6000/rs6000.md (prefetch): New.
20202 2002-01-15 Andreas Jaeger <aj@suse.de>
20204 * config.gcc (x86_64-*-*): Install mmintrin.h and xmmintrin.h.
20206 2002-01-15 Kazu Hirata <kazu@hxi.com>
20208 * mips-tfile.c: Fix formatting.
20210 Tue Jan 15 00:56:11 CET 2002 Jan Hubicka <jh@suse.cz>
20212 * unroll.c (final_reg_note_copy): Fix previous commit.
20214 2002-01-14 Kazu Hirata <kazu@hxi.com>
20216 * config/h8300/h8300-protos.h: Remove the prototype for
20218 * config/h8300/h8300.c (eq_operator): Remove.
20220 2002-01-14 Richard Henderson <rth@redhat.com>
20222 * config/i386/i386.md (prefetch): Tidy.
20223 (prefetch_3dnow): Fix locality operand.
20225 2002-01-14 Richard Henderson <rth@redhat.com>
20227 * config/mips/mips.h (HI_AND_FP_REGS): New register class.
20228 (CLASS_CANNOT_CHANGE_MODE): Disallow HI in little-endian mode.
20230 2002-01-14 Hans-Peter Nilsson <hp@bitrange.com>
20232 * reload1.c (reload_combine): Pass reg_sum replacement through
20233 copy_rtx in loop performing multiple changes.
20235 2002-01-14 Jakub Jelinek <jakub@redhat.com>
20237 * except.c (remove_unreachable_regions): New.
20238 (free_eh_status): Clear exception_handler_labels.
20239 (convert_from_eh_region_ranges): Call remove_unreachable_regions.
20240 (find_exception_handler_labels): Don't add the same label more than
20242 (remove_exception_handler_label): Don't die if
20243 find_exception_handler_labels hasn't been called for the current
20246 Mon Jan 14 21:26:13 CET 2002 Jan Hubicka <jh@suse.cz>
20248 * toplev.c (rest_of_compilation): Rebuild jump labels after
20251 2002-01-14 Joseph S. Myers <jsm28@cam.ac.uk>
20253 * doc/extend.texi: Move documentation of X86 built-in functions
20255 * doc/invoke.texi: From here.
20256 * doc/sourcebuild.texi: Document location of documentation for
20257 machine built-in functions.
20259 2002-01-13 Christopher Faylor <cgf@redhat.com>
20261 * cppfiles.c (TEST_THRESHOLD): New macro.
20262 (SHOULD_MMAP): Ditto.
20263 (read_include_file): Use SHOULD_MMAP macro to decide when mmap should
20266 Mon Jan 14 20:23:34 CET 2002 Jan Hubicka <jh@suse.cz>
20268 * unroll.c (final_reg_note_copy): Properly handle
20270 (unroll_loops): Fix LOOP_CONDITION heuristics.
20272 2002-01-14 Geoffrey Keating <geoffk@redhat.com>
20274 * doc/invoke.texi (Xstormy16 Options): Add xstormy16 option.
20275 * doc/md.texi (Machine Constraints): Use @minus{} where appropriate.
20277 Mon Jan 14 20:18:19 CET 2002 Jan Hubicka <jh@suse.cz>
20279 * cfgcleanup.c (try_forward_edges): Avoid infinite loop at infinite
20282 2002-01-14 Tom Rix <trix@redhat.com>
20284 * config/rs6000/rs6000.md: Fix typo with sradi.
20286 2002-01-14 Ulrich Weigand <uweigand@de.ibm.com>
20288 * config/s390/s390.md (movstrdix_64, movstrsix_31, movstrdi_64,
20289 movstrsi_31, clrstrsi_64, clrstrsi_31): Improve RTL templates.
20290 (clrstrdi, clrstrsi): Adapt callers.
20292 (extendsidi2, zero_extendsidi2): Remove no-conflict blocks.
20294 (movti splitter): Never use register 0 as base register.
20296 2002-01-14 Hartmut Penner <hpenner@de.ibm.com>
20298 * combine.c (simplify_shift_const): Always generate new rtx
20299 for shift expression instead of reusing given expression.
20301 Mon Jan 14 07:08:55 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20303 * config/alpha/alpha.c (alpha_expand_mov): Don't call
20304 alpha_legitimize_address unless mode is Pmode.
20306 2002-01-13 Geoffrey Keating <geoffk@redhat.com>
20308 * doc/md.texi (Modifiers): Document the '*' constraint for the
20311 * doc/md.texi (Machine Constraints): Add constraints for xstormy16.
20312 * doc/extend.texi (Function Attributes): 'interrupt' is valid
20315 2002-01-13 Richard Henderson <rth@redhat.com>
20317 * reload.c (find_reloads): Use a hard reg destination as reload reg
20318 for an input reload of the source.
20320 2002-01-13 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20322 * doc/install.texi (Binaries): Make link to ftp.writtenword.com
20325 Sun Jan 13 07:23:01 2002 Douglas B Rupp <rupp@gnat.com>
20327 * Makefile.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
20328 * mklibgcc.in (LIB2FUNCS): Split into LIB2FUNCS_1 and LIB2FUNCS_2.
20330 * config/alpha/x-vms (USE_COLLECT2): Set to empty.
20332 Sun Jan 13 06:55:31 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20334 * dwarf2out.c (mem_loc_descriptor, case ADDRESSOF): New case.
20336 2002-01-12 Tom Rix <trix@redhat.com>
20338 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Use ior for
20341 2002-01-12 Richard Henderson <rth@redhat.com>
20343 * config/i386/i386.c (bdesc_2arg): Mark psadbw MASK_3DNOW_A.
20345 * doc/invoke.texi: Update Alpha options.
20347 * doc/invoke.texi: Update i386 built-in function lists.
20349 Sat Jan 12 17:38:11 CET 2002 Jan Hubicka <jh@suse.cz>
20351 * unroll.c (final_reg_note_copy): Avoid crash on REG_LABEL note
20352 referencing outside.
20354 Sat Jan 12 08:54:51 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
20356 * diagnostic.c (warn_deprecated_use): Rework to lower indentation.
20357 * expr.c (emit_move_insn_1): Remove warning, use HOST_WIDE_INT for
20358 offsets, and change line folding.
20359 * optabs.c (expand_binop): Remove warnings.
20360 * sdbout.c (sdbout_record_type_name): Constify NAME to avoid warning.
20362 2002-01-12 Graham Stott <grahams@redhat.com>
20364 * attribs.c (handle_deprecated_attribute): constify WHAT.
20365 * diagnostic.c (warn_deprecated_use): Add braces, fixes
20366 dangling else warning and constify WHAT.
20367 * except.h (struct function, struct inline_remap): Move
20368 struct tag forward defs before all prototypes.
20369 (duplicate_eh_regions): Whitespace.
20371 2002-01-12 Nick Clifton <nickc@cambridge.redhat.com>
20373 * config/arm/arm.h (ARM_LEGITIMIZE_RELOAD_ADDRESS): Use
20374 MODE_BASE_REG_CLASS.
20375 (THUMB_LEGITIMIZE_RELOAD_ADDRESS): Use MODE_BASE_REG_CLASS.
20377 2002-01-12 Richard Henderson <rth@redhat.com>
20379 * config/i386/i386.c (override_options): If SSE, enable sse prefetch.
20380 (ix86_expand_vector_move): New.
20381 (bdesc_2arg): Remove andps, andnps, orps, xorps.
20382 (ix86_init_mmx_sse_builtins): Make static. Remove composite builtins.
20383 Remove old prefetch builtins. Special case the logicals removed above.
20384 (ix86_expand_builtin): Likewise.
20385 (safe_vector_operand): Use V4SFmode, not TImode.
20386 (ix86_expand_store_builtin): Remove shuffle arg. Update callers.
20387 (ix86_expand_timode_binop_builtin): New.
20388 * config/i386/i386-protos.h: Update.
20389 * config/i386/i386.h (enum ix86_builtins): Update.
20390 * config/i386/i386.md: Correct predicates on MMX/SSE patterns.
20391 Use ix86_expand_vector_move in vector move expanders.
20392 (movti_internal, movti_rex64): Add xorps alternative.
20393 (sse_clrv4sf): Rename and adjust from sse_clrti.
20394 (prefetch): Don't work so hard.
20395 (prefetch_sse, prefetch_3dnow): Use PREFETCH rtx, not UNSPEC.
20396 * config/i386/xmmintrin.h (__m128): Use V4SFmode.
20397 (_mm_getcsr, _mm_setcsr): Fix typo in builtin name.
20399 2002-01-11 Richard Henderson <rth@redhat.com>
20401 * config/i386/mmintrin.h: New file.
20402 * config/i386/xmmintrin.h: New file.
20403 * config.gcc (i?86-*-*): Add extra_headers.
20404 * simplify-rtx.c (simplify_unary_operation): Handle saturating
20406 (simplify_binary_operation): Handle saturating arithmetic codes.
20407 * config/i386/i386.c (ix86_expand_sse_comi): Return the full result,
20408 not the lowpart subreg.
20409 (ix86_expand_builtin): Return a TImode dummy register instead of 0
20411 * config/i386/i386.md (mmx_clrdi): Override memory attribute.
20413 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20415 * conflict.c (conflict_graph_compute): Free regsets when finished.
20416 * ssa.c (compute_coalesced_reg_partition): Likewise.
20418 2002-01-12 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
20420 * global.c (find_reg): Check for HARD_REGNO_CALL_PART_CLOBBERED
20421 every where we allocate a register.
20423 2002-01-12 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20425 * gcse.c (compute_pre_data, pre_gcse): Use sbitmap_free.
20426 * lcm.c (compute_earliest, compute_farthest): Likewise.
20428 2002-01-11 Janis Johnson <janis187@us.ibm.com>
20430 * expr.c (expand_assignment): Fix misuse of MEM_KEEP_ALIAS_SET.
20432 2002-01-11 Janis Johnson <janis187@us.ibm.com>
20434 * doc/rtl.texi (Insns): Fix 2 typos.
20436 2002-01-11 Joseph S. Myers <jsm28@cam.ac.uk>
20438 * doc/invoke.texi: Avoid overfull hboxes. Add summary of D30V
20439 options. Use @table @gcctabopt for MMIX options. Add index
20440 entries for MMIX options. Start new paragraph with first
20441 heading of the machine-dependent options.
20443 2002-01-11 Craig Rodrigues <rodrigc@gcc.gnu.org>
20446 * config/ns32k/ns32k.md: Fix spelling mistake of "than" in comments.
20447 * combine.c (force_to_mode): Same.
20448 * reload1.c (clear_reload_reg_in_use): Same.
20450 2002-01-11 Nick Clifton <nickc@cambridge.redhat.com>
20452 * config/arm/arm.c (arm_gen_constant): Correct test of 'remainder'
20455 2002-01-11 Andreas Jaeger <aj@suse.de>,
20456 Brad Lucier <lucier@math.purdue.edu>
20458 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove wrong
20461 Fri Jan 11 07:35:12 2002 Douglas B Rupp <rupp@gnat.com>
20463 * config/alpha/vms.h: (MD_FALLBACK_FRAME_STATE_FOR): Fix errors.
20464 Protect with IN_LIBGCC.
20465 (LINK_EH_SPEC): Add required trailing space.
20467 Fri Jan 11 09:25:05 2002 Nicola Pero <n.pero@mi.flashnet.it>
20469 * c-tree.h: Move function declarations so that they are listed
20470 under the filename which contains them.
20471 (check_identifier, finish_decl_top_level,
20472 lookup_name_current_level_global, shadow_record_fields): Remove.
20474 2002-01-11 Andreas Jaeger <aj@suse.de>
20476 * config/i386/i386.h (CPP_CPUCOMMON_SPEC): Remove duplicated
20479 2002-01-10 Richard Henderson <rth@redhat.com>
20481 * config/alpha/alpha.c (print_operand): Add 'J'.
20482 * config/alpha/alpha.md (call_osf_1_er, call_value_osf_1_er): Take a
20483 new operand with the sequence number for the lituse. When splitting
20484 the insns, use gen_movdi_er_high_g and generate a sequence number.
20485 (gen_movdi_er_high_g): Print the sequence number if non-zero.
20487 2002-01-10 Aldy Hernandez <aldyh@redhat.com>
20489 * config/rs6000/rs6000.c (altivec_init_builtins): Add support for
20490 lvebx, lvehx, lvewx, lvxl, lvx, stvx, stvebx, stvehx, stvewx,
20492 (altivec_expand_builtin): Same.
20493 (altivec_expand_stv_builtin): New.
20495 * config/rs6000/rs6000.h (rs6000_builtins): Same.
20497 * config/rs6000/rs6000.md ("altivec_lvebx"): New.
20498 ("altivec_lvehx"): New.
20499 ("altivec_lvewx"): New.
20500 ("altivec_lvxl"): New.
20501 ("altivec_lvx"): New.
20502 ("altivec_stvx"): New.
20503 ("altivec_stvebx"): New.
20504 ("altivec_stvehx"): New.
20505 ("altivec_stvewx"): New.
20506 ("altivec_stvxl"): New.
20508 2002-01-10 Richard Henderson <rth@redhat.com>
20510 * cfgrtl.c (delete_insn): Assert insn hasn't been deleted yet.
20511 * reload1.c (delete_output_reload): Zap spill_reg_store. Take
20512 care not to delete instructions twice.
20514 2002-01-10 Zack Weinberg <zack@codesourcery.com>
20516 * toplev.c: Don't declare environ (it's not used anywhere).
20517 * configure.in: Don't check for declaration of environ.
20518 * config/i386/xm-mingw32.h: Don't #define environ.
20519 * config.in, configure: Regenerate.
20521 2002-01-10 Zack Weinberg <zack@codesourcery.com>
20523 * configure.in: Set stage1_cflags for powerpc-*-darwin*.
20524 * configure: Regenerate.
20526 * config/interix.h: Set DO_GLOBAL_CTORS_BODY and
20527 DO_GLOBAL_DTORS_BODY here, not in xm-interix.h.
20528 * config/alpha/vms.h: Set INCLUDE_DEFAULTS here, not in
20530 * config/m68k/t-next: Set OTHER_FIXINCLUDES_DIRS and
20531 LIMITS_H_TEST here, not in m68k/x-next.
20532 * config/rs6000/beos.h: Set STANDARD_INCLUDE_DIR and
20533 SYSTEM_INCLUDE_DIR here, not in rs6000/xm-beos.h.
20535 * config/x-interix: Don't set RANLIB, RANLIB_TEST, SHELL,
20536 LIBGCC2_INCLUDES, or SYSTEM_HEADER_DIR.
20537 * config/alpha/x-vms: Don't set USE_COLLECT2. Add comments.
20539 * config/i386/x-djgpp: Renamed i386/t-djgpp.
20540 * config/m88k/x-dolph: Renamed m88k/t-dolph.
20541 * config/m88k/x-texXD88: Renamed m88k/t-texXD88.
20542 * config/pa/x-pa-mpeix: Renamed pa/t-mpeix. Update for
20543 replacement of quadlib.asm with quadlib.c.
20545 * config/x-interix3, config/xm-interix.h, config/i386/x-beos,
20546 config/i386/xm-osf1elf.h, config/rs6000/x-darwin,
20547 config/rs6000/xm-beos.h: Delete file.
20549 * config.gcc: Update to match above changes.
20551 2002-01-10 Kazu Hirata <kazu@hxi.com>
20553 * config/h8300/h8300.h: Fix comment typos.
20554 * config/h8300/h8300.md: Likewise.
20555 * config/h8300/lib1funcs.asm: Likewise.
20557 2002-01-10 Dale Johannesen <dalej@apple.com>
20559 PR optimization/5269
20560 * unroll.c (precondition_loop_p): Make *increment be the correct
20561 sign when n_iterations known, to avoid confusing caller.
20563 2002-01-10 Kazu Hirata <kazu@hxi.com>
20565 * doc/extend.texi (deprecated): Fix a typo.
20567 Thu Jan 10 22:35:54 CET 2002 Jan Hubicka <jh@suse.cz>
20569 * basic-block.h (update_br_prob_note): Declare.
20570 * cfgcleanup.c (try_simplify_condjump): Call update_br_prob_note.
20571 (try_forward_edges): Care negative frequencies and update note.
20572 (outgoing_edges_match): Tweek conditional merging heuristics.
20573 (try_crossjump_to_edge): use update_br_prob_note.
20574 * cfglayout.c (fixup_reorder_chain): Likewise.
20575 * cfrtl.c (update_br_prob_note): New.
20576 * ifcvt.c (dead_or_predicable): Call update_br_prob_note.
20578 * i386.c (ix86_decompose_address): Return -1 if address contains
20580 (legitimate_address_p): Require ix86_decompose_address to return 1.
20582 * gcse.c (hash_scan_set): Use CONSTANT_INSN_P.
20583 (cprop_insn): Likewise.
20585 2002-01-10 Kazu Hirata <kazu@hxi.com>
20587 * toplev.c: Fix formatting.
20588 * tree.c: Likewise.
20589 * tree-dump.c: Likewise.
20590 * unroll.c: Likewise.
20591 * unwind-dw2.c: Likewise.
20592 * unwind-dw2-fde.c: Likewise.
20593 * unwind-dw2-fde-glibc.c: Likewise.
20594 * unwind-sjlj.c: Likewise.
20596 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
20598 * doc/invoke.texi: Document PDP-11 options.
20600 2002-01-10 Kazu Hirata <kazu@hxi.com>
20602 * config/h8300/h8300.h: Fix formatting.
20604 2002-01-10 Ira Ruben <ira@apple.com>
20606 Add __attribute__ ((deprecated)).
20607 * extend.texi: Document __attribute__ ((deprecated)).
20608 * invoke.texi: Document -Wno-deprecated-declarations.
20609 * testsuite/g++.dg/other/deprecated.C: New C++ test.
20610 * testsuite/gcc.dg/deprecated.c: New C test.
20611 * attribs.c (enum attrs): Declare handle_deprecated_attribute().
20612 (c_common_attribute_table): Add "deprecated" entry.
20613 (handle_deprecated_attribute): New function.
20614 * c-decl.c (deprecated_states): New enum.
20615 deprecated_state: State of "deprecated" handling.
20616 (start_decl): Set deprecated_state based on attributes.
20617 (grokdeclarator): Test for deprecated uses, propagate attribute.
20618 * c-typeck.c (build_component_ref): Test for deprecated fields.
20619 (build_external_ref): Test for deprecated primaries.
20620 * diagnostic.c (warn_deprecated_use) New function to issue
20621 warnings about __attribute__ ((depricated)) references.
20622 * flags.h (warn_deprecated_decl): Extern declared for
20623 -W[no-]deprecated-declarations option.
20624 * print-tree.c (print_node): Show deprecated flag status.
20625 * toplev.c (warn_deprecated_decl): Defined.
20626 (W_options): Added "deprecated-declaration".
20627 * toplev.h (warn_deprecated_use): Extern declared.
20628 * tree.h (struct tree_common): Define deprecated_flag.
20629 (TREE_DEPRECATED): New macro to access flag.
20630 * cp/call.c (build_call): Test for deprecated calls.
20631 * cp/class.c (add_implicitly_declared_members): Set global
20632 flag to tell grokdeclarator to not issue deprecated warnings.
20633 * cp/cp-tree.h: Add extern for adding_implicit_members.
20634 * cp/decl.c (deprecated_states): New enum.
20635 (start_decl): Set deprecated_state based on attributes.
20636 (grokdeclarator): Test for deprecated uses, propagate attribute.
20637 * cp/lex.c (do_identifier): Test for deprecated primaries.
20638 * cp/typeck.c (build_component_ref): Test for deprecated fields.
20640 2002-01-10 Ira Ruben <ira@apple.com>
20642 Fix to assign attributes to inline member functions.
20643 * cp/decl.c (start_method): Handle attrlist.
20645 2002-01-10 Kazu Hirata <kazu@hxi.com>
20647 * combine.c (expand_field_assignment): Use subreg_lsb().
20649 2002-01-10 David Edelsohn <edelsohn@gnu.org>
20651 * alias.c (find_base_value): Add cases for HIGH, PRE_INC, PRE_DEC,
20652 POST_INC, POST_DEC, PRE_MODIFY, and POST_MODIFY.
20653 (find_base_term): Add cases for TRUNCATE, PRE_MODIFY, and POST_MODIFY.
20654 Recurse for any operand of AND as long as constant is non-zero.
20656 2002-01-10 Kazu Hirata <kazu@hxi.com>
20658 * config/h8300/h8300.md: Remove constraints from expanders.
20660 2002-01-10 Kazu Hirata <kazu@hxi.com>
20662 * varasm.c: Fix formatting.
20663 * varray.c: Likewise.
20664 * vmsdbgout.c: Likewise.
20665 * xcoffout.c: Likewise.
20667 Thu Jan 10 17:19:12 CET 2002 Jan Hubicka <jh@suse.cz>
20669 * cfgcleanup.c (try_forward_edges): Properly initialize nthreaded_edges;
20670 update edge probabilities to match.
20672 2002-01-10 Joseph S. Myers <jsm28@cam.ac.uk>
20674 * Makefile.in ($(docdir)/gccint.info, gccint.dvi): Add additional
20676 * doc/languages.texi, doc/sourcebuild.texi: New files.
20677 * doc/configfiles.texi: Make a subsubsection. Update.
20678 * doc/configterms.texi: Add @node. Remove warning that this isn't
20679 instructions for building GCC.
20680 * doc/makefile.texi: Make a subsection.
20681 * doc/gccint.texi: Update.
20683 Thu Jan 10 16:39:58 CET 2002 Jan Hubicka <jh@suse.cz>
20685 * i386.md (sse_mov?fcc_const0_?): Fix constraints.
20687 Thu Jan 10 12:45:50 2002 Nicola Pero <n.pero@mi.flashnet.it>
20689 * doc/cpp.texi: Document the __OBJC__ preprocessor macro.
20691 Thu Jan 10 11:19:18 CET 2002 Jan Hubicka <jh@suse.cz>
20693 * optabs.c (expand_fix): Look for wider integer modes first.
20695 * i386.md (mov?f): Avoid the fake const double trick for medium
20697 (min?f*/max?f*): Prohibit memory operands for i387 variant.
20698 (fop_df_4): Disable for SSE compilation.
20700 2002-01-10 Graham Stott <grahams@redhat.com>
20702 * dwarf2out.c (indirect_string_alloc, output_indirect_string):
20703 Move prototype into DWARF2_DEBUGGING_INFO conditional block.
20705 2002-01-10 Richard Henderson <rth@redhat.com>
20707 * config/alpha/alpha.md (extendsidi2_fix): Penalize f/f alternative.
20709 2002-01-10 Richard Henderson <rth@redhat.com>
20711 * regrename.c (find_oldest_value_reg): Fix typo in mode change check.
20712 (copyprop_hardreg_forward_1): Likewise. Use mode_change_ok.
20714 2002-01-10 Kazu Hirata <kazu@hxi.com>
20716 * combine.c (can_combine_p): Fix a comment typo.
20718 2002-01-09 Zack Weinberg <zack@codesourcery.com>
20720 * Makefile.in (s-gencheck, s-options, s-specs): Handle an
20721 empty list correctly. Change loop index $t to $f for
20722 consistency with rest of Makefile.
20724 2002-01-08 Aldy Hernandez <aldyh@redhat.com>
20726 * testuite/gcc.dg/altivec-4.c: Add test for mtvscr, dssall,
20727 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
20729 * config/rs6000/rs6000.c (altivec_expand_builtin): Add support for
20730 mtvscr, dssall, mfvscr, dss, lvsl, lvsr, dstt, dst, dstst, dststt.
20731 (altivec_init_builtins): Same.
20732 (altivec_expand_unop_builtin): Return NULL_RTX on error.
20733 (altivec_expand_binop_builtin): Same.
20734 (altivec_expand_ternop_builtin): Same.
20737 * config/rs6000/rs6000.md ("altivec_mtvscr"): New.
20738 ("altivec_vctuxs"): Fix typo.
20739 ("altivec_vnmsubfp"): Same.
20740 ("altivec_dssall"): New.
20741 ("altivec_mfvscr"): New.
20742 ("altivec_dss"): New.
20743 ("altivec_lvsl"): New.
20744 ("altivec_lvsr"): New.
20745 ("altivec_dstt"): New.
20746 ("altivec_dstst"): New.
20747 ("altivec_dststt"): New.
20748 ("altivec_dst"): New.
20750 * config/rs6000/rs6000.h (rs6000_builtins): Add mtvscr, dssall,
20751 mfvscr, dss, lvsl, lvsr, dstt, dstst, dststt, dst.
20753 2002-01-09 Richard Henderson <rth@redhat.com>
20755 * config/alpha/alpha.md (prologue_mcount): Remove lituse_jsr reloc.
20757 2002-01-10 Hans-Peter Nilsson <hp@bitrange.com>
20759 * config/mmix/mmix.c (mmix_asm_identify_gcc): Remove unused
20761 * config/mmix/mmix-protos.h (mmix_asm_identify_gcc): Don't
20763 * config/mmix/mmix.h (ASM_IDENTIFY_GCC): Remove unused macro.
20765 2002-01-09 Kazu Hirata <kazu@hxi.com>
20767 * read-rtl.c: Fix formatting.
20768 * real.c: Likewise.
20769 * regclass.c: Likewise.
20770 * regrename.c: Likewise.
20771 * reg-stack.c: Likewise.
20772 * reload1.c: Likewise.
20773 * reload.c: Likewise.
20776 2002-01-09 Kazu Hirata <kazu@hxi.com>
20778 * rtlanal.c (find_reg_fusage): Use XEXP instead of SET_DEST
20779 to extract items in the expr_list chain.
20781 2002-01-09 Richard Henderson <rth@redhat.com>
20783 * config/vax/vax.c (vax_rtx_cost): Never abort.
20785 * config/vax/vax.h (REAL_ARITHMETIC): Define.
20787 2002-01-09 Jan Hubicka <jh@suse.cz>
20789 * gcse.c (cprop_jump): Delete insn if simplified jump is no-op.
20791 2002-01-09 Richard Henderson <rth@redhat.com>
20793 * config/arm/arm.c (arm_gen_constant): Use trunc_int_for_mode.
20794 Unify code from various alternatives.
20796 2002-01-09 Richard Henderson <rth@redhat.com>
20798 * regrename.c (copy_value): Ignore the copy if the source register
20799 is present in the value chain with a narrower mode.
20801 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
20803 * real.c (c4xtoe, toc4x): Do some special conversion on long doubles
20804 for the c4x target. Also improve layout.
20806 2002-01-09 Richard Henderson <rth@redhat.com>
20808 * config/m32r/m32r.c (move_src_operand): Fix 32-bit int test.
20809 * config/m32r/m32r.md (and ior xor splitters): Swap operands
20810 to match insn patterns.
20812 2002-01-09 Richard Henderson <rth@redhat.com>
20814 * regrename.c (find_oldest_value_reg): Use gen_rtx_raw_REG.
20815 (copyprop_hardreg_forward_1): Likewise.
20817 2002-01-09 John David Anglin <dave@hiauly1.hia.nrc.ca>
20819 * pa.md (decrement_and_branch_until_zero): Change predicate for
20820 operand 0 from register_operand to reg_or_nonsymb_mem_operand.
20822 2002-01-09 Bryce McKinlay <bryce@waitaki.otago.ac.nz>
20824 * ginclude/stddef.h: Define _BSD_WCHAR_T_DEFINED_ if _BSD_WCHAR_T_
20825 gets undefined. For Darwin.
20827 2002-01-09 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>
20829 * config/c4x/c4x.h: Use PUSH_ARGS and PUSH_ROUNDING for stack passing.
20831 2002-01-09 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
20833 * config/c4x/c4x/md: Remove extraneous constraints from define_splits.
20835 2002-01-08 Richard Henderson <rth@redhat.com>
20837 * regrename.c (copy_value): Ignore overlapping copies.
20839 2002-01-08 Richard Henderson <rth@redhat.com>
20841 * config/alpha/alpha.c (alpha_split_conditional_move): Call copy_rtx
20842 as needed to avoid shared structure.
20844 2002-01-08 Kazu Hirata <kazu@hxi.com>
20846 * config/h8300/h8300.c (get_shift_alg): Fix 15-bit LSHIFTRT on
20849 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20851 * doc/tm.texi (EASY_DIV_EXPR, IMPLICIT_FIX_EXPR,
20852 LONGJMP_RESTORE_FROM_STACK, MAX_INT_TYPE_SIZE): Remove
20853 documentation of obsolete macros.
20854 * system.h: Poison these macros.
20855 * config/1750a/1750a.h, config/a29k/a29k.h, config/alpha/alpha.h,
20856 config/arc/arc.h, config/arm/arm.h, config/avr/avr.h,
20857 config/c4x/c4x.h, config/clipper/clipper.h,
20858 config/convex/convex.h, config/cris/cris.h, config/d30v/d30v.h,
20859 config/dsp16xx/dsp16xx.h, config/elxsi/elxsi.h,
20860 config/fr30/fr30.h, config/h8300/h8300.h, config/i370/i370.h,
20861 config/i386/i386.h, config/i860/i860.h, config/i960/i960.h,
20862 config/ia64/ia64.h, config/m32r/m32r.h, config/m68hc11/m68hc11.h,
20863 config/m68k/m68k.h, config/m88k/m88k.h, config/mcore/mcore.h,
20864 config/mips/mips.h, config/mmix/mmix.h, config/mn10200/mn10200.h,
20865 config/mn10300/mn10300.h, config/ns32k/ns32k.h, config/pa/pa.h,
20866 config/pdp11/pdp11.h, config/pj/pj.h, config/romp/romp.h,
20867 config/rs6000/rs6000.h, config/s390/s390.h, config/sh/sh.h,
20868 config/sparc/sparc.h, config/stormy16/stormy16.h,
20869 config/v850/v850.h, config/vax/vax.h, config/we32k/we32k.h: Remove
20870 definitions and commented out definitions of obsolete macros.
20871 * config/mips/iris5.h (MAX_WCHAR_TYPE_SIZE): Don't define in terms
20872 of MAX_INT_TYPE_SIZE.
20874 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
20876 * config/s390/s390.c (s390_preferred_reload_class): Never
20877 return ADDR_REGS if it isn't a subset of the given class.
20878 * config/s390/s390.h (REGISTER_MOVE_COST): Penalize not just
20879 FP_REGS, but all superclasses as well.
20881 * config/s390/s390.c (s390_function_profiler): Fix thinko.
20883 * config/s390/s390.md (cmpdi_ccu_mem, cmpsi_ccu_mem,
20884 cmphi_ccu_mem, cmpqi_ccu_mem): First operand of compare
20885 must not be a const_int.
20887 2002-01-08 Richard Henderson <rth@redhat.com>
20889 * Makefile.in (toplev.o): Depend on options.h.
20890 (gcc.o): Depend on specs.h.
20892 2002-01-08 Jakub Jelinek <jakub@redhat.com>
20894 * expr.c (store_expr): Convert VOIDmode constants back to target's
20897 2002-01-08 Gerald Pfeifer <pfeifer@dbai.tuwien.ac.at>
20899 * doc/invoke.texi: Markup gcc as @command. Refer to
20900 http://gcc.gnu.org/onlinedocs/gcc/Contributors.html instead
20901 of http://gcc.gnu.org/thanks.html.
20903 2002-01-08 Dale Johannesen <dalej@apple.com>
20905 * config/rs6000/rs6000.md: Add missing int register
20906 target case to movdf_low.
20908 2002-01-08 Zack Weinberg <zack@codesourcery.com>
20910 * Makefile.in (cs-tconfig.h): Don't depend on $(CONFIG_H) or
20911 except.h. Remove commands to define USING_SJLJ_EXCEPTIONS.
20912 (cppinit.o): Depend on except.h.
20913 (gencheck.h, options.h, specs.h, s-gencheck, s-options,
20914 s-specs): New rules.
20916 * configure.in: Don't AC_DEFINE_UNQUOTED PACKAGE or VERSION.
20917 Don't create specs.h/options.h/gencheck.h here. Remove
20918 unnecessary variable settings from last argument of AC_OUTPUT.
20919 * config.in, configure: Regenerate.
20920 * intl.c: Hardcode package name as "gcc".
20922 * cppinit.c: Include except.h.
20923 (builtin_array): Define __USING_SJLJ_EXCEPTIONS__ when
20925 * unwind-dw2.c, unwind-sjlj.c, config/ia64/unwind-ia64.c:
20926 Use #if(n)def __USING_SJLJ_EXCEPTIONS, not #if
20927 (!)USING_SJLJ_EXCEPTIONS.
20928 * doc/cpp.texi: Document __USING_SJLJ_EXCEPTIONS__.
20930 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20932 * doc/tm.texi (ASM_OUTPUT_EH_REGION_BEG, ASM_OUTPUT_EH_REGION_END,
20933 ASM_OUTPUT_LABELREF_AS_INT, DOESNT_NEED_UNWINDER, EH_TABLE_LOOKUP,
20934 OBJC_SELECTORS_WITHOUT_LABELS, OMIT_EH_TABLE): Remove
20935 documentation of obsolete macros.
20936 * system.h: Poison these macros.
20937 * config/d30v/d30v.h, config/ns32k/encore.h,
20938 config/stormy16/stormy16.h: Remove definitions and commented out
20939 definitions of obsolete macros.
20941 Tue Jan 8 15:56:41 2002 Nicola Pero <nicola@brainstorm.co.uk>
20943 * objc/objc-act.c (handle_class_ref): Mark the declaration of
20944 %sobjc_class_ref_%s as used - to prevent unwanted compiler
20947 2002-01-08 Ulrich Weigand <uweigand@de.ibm.com>
20949 * config/s390/linux.h (ASM_OUTPUT_LABELREF): Remove.
20950 * config/s390/s390.c (s390_emit_epilog): Add REG_FRAME_RELATED_EXPR
20951 to insn adjusting stack/frame pointer.
20952 * config/s390/s390.md (reload_la_64, reload_la_31): Do not
20953 accept operands that cause the insn to be non-splittable.
20955 2002-01-08 Graham Stott <grahams@redhat.com>
20957 * c-tree.h (C_TYPE_FIELDS_READONLY): Uppercase macro parameter.
20958 (C_TYPE_FIELDS_VOLATILE): Likewise.
20959 (C_TYPE_BEING_DEFINED): Likewise.
20960 (C_IS_RESERVED_WORD): Likewise.
20961 (C_TYPE_VARIABLE_SIZE): Likewise.
20962 (C_DECL_VARIABLE_SIZE): Likewise.
20963 (C_MISSING_PROTOTYPE_WARNED): Likewise.
20964 (C_SET_EXP_ORIGINAL_CODE): Likewise.
20965 (C_TYPEDEF_EXPLICITLY_SIGNED): Uppercase macro parameter and remove
20967 (C_DECL_ANTICIPATED): Likewise.
20968 (c_build_type_variant): Add parenthesis.
20970 2002-01-08 Joseph S. Myers <jsm28@cam.ac.uk>
20972 * gcc.c (option_map): Remove --version.
20973 (process_command): Handle -fversion following the GNU Coding
20974 Standards. Partially addresses PR other/704.
20976 2002-01-08 Graham Stott <grahams@redhat.com>
20978 * combine.c (combine_instructions): Fix typo.
20980 2002-01-08 Graham Stott <grahams@redhat.com>
20982 * debug.h: Use "tree" and "rtx" throughout.
20984 * debug.c: Likewise.
20986 2002-01-08 Nick Clifton <nickc@cambridge.redhat.com>
20988 * dbxout.c (dbxout_symbol_location): If a symbol ref is in the
20989 constant pool, use the pool's version of the symbol instead.
20991 2002-01-07 Richard Henderson <rth@redhat.com>
20993 * regrename.c (find_oldest_value_reg): Ignore the value chain if
20994 the original register was copied in a mode with a fewer number of
20995 hard registers than the desired mode.
20996 (copyprop_hardreg_forward_1): Likewise.
20997 (debug_value_data): Fix loop test.
20998 * toplev.c (parse_options_and_default_flags): Reenable
20999 -fcprop-registers at -O1.
21001 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
21003 * config/rs6000/rs6000.c (bdesc_2arg): Add altivec predicates.
21004 (altivec_init_builtins): New node v4si_ftype_v16qi_v16qi.
21006 * config/rs6000/rs6000.h (rs6000_builtins): Add enums for altivec
21009 * config/rs6000/rs6000.md: Add altivec predicate patterns.
21011 2002-01-07 John David Anglin <dave@hiauly1.hia.nrc.ca>
21013 * pa.c (FUNC_BEGIN_PROLOG_LABEL, current_function_number): Define.
21014 (pa_output_function_prologue): Output local label at the beginning of
21015 the prologue when profiling.
21016 (hppa_profile_hook): Use the local label rather than the function label.
21017 * pa.h (PROFILE_BEFORE_PROLOGUE): Define.
21019 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
21021 * config/rs6000/rs6000.c (print_operand): Remove extra space.
21022 (altivec_expand_unop_builtin): Fix thinko.
21023 (altivec_expand_binop_builtin): Same.
21024 (altivec_expand_ternop_builtin): Same.
21025 (altivec_expand_builtin): Same.
21027 2002-01-07 Richard Henderson <rth@redhat.com>
21029 * config/rs6000/xcoff.h (ASM_FILE_START): Reverted to profile_flag.
21031 2002-01-07 Jason Merrill <jason@redhat.com>
21033 * unwind-dw2.c (execute_cfa_program): Use < again.
21035 2002-01-07 Jakub Jelinek <jakub@redhat.com>
21037 * predict.c (combine_predictions_for_insn): Avoid division by zero.
21039 2002-01-07 Jakub Jelinek <jakub@redhat.com>
21041 * simplify-rtx.c (simplify_plus_minus): Bump n_ops for NOT.
21042 Don't allow -1 - x -> ~x simplifications in the first pass.
21044 2002-01-07 Aldy Hernandez <aldyh@redhat.com>
21046 * rs6000.c (altivec_expand_ternop_builtin): Don't die on invalid
21048 (altivec_expand_binop_builtin): Same.
21049 (altivec_expand_unop_builtin): Same.
21050 (print_operand): Fix typo.
21051 (bdesc_1arg): Add vupk* variants.
21053 * rs6000.h (rs6000_builtins): Add vupk* enums.
21055 * rs6000.md: Add altivec_vupk* variants.
21057 2002-01-07 Joseph S. Myers <jsm28@cam.ac.uk>
21059 * doc/gcc.texi, doc/gccint.texi, doc/cppinternals.texi,
21060 doc/install.texi, doc/invoke.texi, doc/rtl.texi: Update copyright
21061 and last update dates.
21063 2002-01-07 Janis Johnson <janis187@us.ibm.com>
21065 * doc/rtl.texi (Flags): Clean up documentation of RTL flags
21067 2002-01-07 Marek Michalkiewicz <marekm@amelek.gda.pl>
21069 * config/avr/avr.c (avr_mcu_types): Add new MCU types.
21070 * config/avr/avr.h (CPP_SPEC): Likewise.
21071 (LINK_SPEC): Likewise.
21072 (CRT_BINUTILS_SPECS): Likewise.
21073 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
21074 * doc/invoke.texi (AVR Options): Document them.
21076 Mon Jan 7 11:59:34 CET 2002 Jan Hubicka <jh@suse.cz>
21078 * unroll.c (copy_loop_body): Always properly update JUMP_LABEL and
21081 2002-01-07 Graham Stott <grahams@redhat.com>
21083 * config/i386/i386.h: Update copyright date.
21084 (HALF_PIC_PTR): Add parenthesis.
21085 (OPTIMIZATION_OPTIONS): Whitespace, add parenthesis and wrap.
21086 (CONSTANT_ALIGNMENT): Add parenthesis.
21087 (DATA_ALIGNMENT): Likewise.
21088 (LOCAL_ALIGNMENT): Likewise.
21089 (FUNCTION_ARG_BOUNDARY): Whitespace, add parenthesis and wrap.
21090 (IS_STACK_MODE): Uppercase macro parameter, add parenthesis and wrap.
21091 (CONDITIONAL_REGISTER_USAGE): Wrap in do {...} while (0).
21092 (HARD_REGNO_NREGS): Add paranethesis.
21093 (VALID_SSE_REG_MODE): Whitespace.
21094 (VALID_MMX_REG_MODE): Whitespace.
21095 (VALID_FP_MODE_P): Uppercase macros parameter and whitespace.
21096 (ix86_hard_regno_mode_ok): Add parenthesis.
21097 (HARD_REGNO_CALLER_SAVE_MODE): Whitespace.
21098 (RETURN_IN_MEMORY): Whitespace.
21099 (N_REG_CLASSES): Add parenthesis.
21100 (INTEGER_CLASS_P): Add parenthesis and wrap.
21101 (FLOAT_CLASS_P): Likewise.
21102 (SSE_CLASS_P): Likewise.
21103 (MMX_CLASS_P): Likewise.
21104 (MAYBE_INTEGER_CLASS_P): Likewise.
21105 (MAYBE_FLOAT_CLASS_P): Likewise.
21106 (MAYBE_SSE_CLASS_P): Likewise.
21107 (MAYBE_MMX_CLASS_P): Likewise.
21108 (Q_CLASS_P): Likewise.
21109 (GENERAL_REGNO_P): Uppercase macro parameter.
21110 (REX_INT_REGNO_P): Uppercase macro parameter and wrap.
21111 (FP_REGNO_P): Likewise.
21112 (ANY_FP_REGNO_P): Uppercase macro parameter.
21113 (SSE_REGNO_P): Likewise.
21114 (SSE_REGNO): Likewise.
21115 (SSE_REG_P): Likewise.
21116 (SSE_FLOAT_MODE_P): Likewise.
21117 (MMX_REGNO_P): Likewise.
21118 (MMX_REG_P):Likewise.
21119 (STACK_REG_P): Likewise.
21120 (NON_STACK_REG_P): Likewise.
21121 (STACK_TOP_P): Likewise.
21122 (CONVERT_HARD_REGISTER_TO_SSA_P): Add parenthesis.
21123 (PREFERRED_RELOAD_CLASS): Add parenthesis and whitespace.
21124 (SECONDARY_MEMORY_NEEDED): Likewise.
21125 (SECONDARY_OUTPUT_RELOAD_CLASS): Whitespace.
21126 (MD_ASM_CLOBBERS): Whitespace and wrap.
21127 (MUST_PASS_IN_STACK): Whitespace and wrap.
21128 (RETURN_POPS_ARGS): Add parenthesis.
21129 (INIT_CUMULATIVE_ARGS): Likewise.
21130 (FUNCTION_ARG): Likewise.
21131 (FUNCTION_OK_FOR_SIBCALL): Add parenthesis and whitespace.
21132 (SETUP_INCOMING_VARARGS): Likewise.
21133 (BUILD_VA_LIST_TYPE): Add parenthesis.
21134 (EXPAND_BUILTIN_VA_START): Uppercase macro paremeters and add
21136 (EXPAND_BUILTIN_VA_ARG): Likewise.
21137 (FUNCTION_PROFILER): Wrap in do { ... } while (0) and add parenthesis.
21138 (INITIALIZE_TRAMPOLINE): Add parenthesis.
21139 (INITIAL_ELIMINATION_OFFSET): Likewise.
21140 (REGNO_OK_FOR_INDEX_P): Add parenthesis.
21141 (REGNO_OK_FOR_BASE_P): Likewise.
21142 (REGNO_OK_FOR_SIREG_P): Add parenthesis and wrap.
21143 (REGNO_OK_FOR_DIREG_P): Likewise.
21144 (REG_OK_FOR_INDEX_P): Whitespace.
21145 (REG_OK_FOR_BASE_P): Whitespace.
21146 (GO_IF_LEGITIMATE_ADDRESS): Wrap in do { ... } while (0) and add
21148 (FIND_BASE_TERM): Fix typo.
21149 (LEGITIMIZE_ADDRESS): Wrap in { .. } while (0) and add parenthesis.
21150 (REWRITE_ADDRESS): Uppercase macro parameter and whitespace.
21151 (SYMBOLIC_CONST; Whitespace.
21152 (GO_IF_MODE_DEPENDENT_ADDRESS):Wrap in { .. } while (0) and wrap.
21153 (ENCODE_SECTION_INFO): Whitespace.
21154 (FINALIZE_PIC): Remove do { ... } while (0).
21155 (PROMOTE_MODE): Wrap in do { ... } while (0).
21156 (CONST_COSTS): Whitespace.
21157 (RTX_COSTS): Add paramethesis, whitespace and wrap.
21158 (REGISTER_MOVE_COST): Add parenthesis.
21159 (MEMORY_MOVE_COST): Likewise.
21160 (EXTRA_CC_MODES): Whitespace.
21161 (SELECT_CC_MODE): Add parenthesis and whitespace.
21162 (DBX_REGISTER_NUMBER): Uppercase macro parameter and add parenthsis.
21163 (ASM_PREFERRED_EH_DATA_FORMAT): Add parenthesis and whitespace.
21164 (ASM_OUTPUT_LABEL): Add paramethesis.
21165 (ASM_OUTPUT_REG_PUSH): Add parenthesis and whitespace.
21166 (ASM_OUTPUT_REG_POP): Likewise.
21167 (ASM_OUTPUT_ADDR_VEC_ELT): Add parenthesis.
21168 (ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
21170 * config/i386/i386.c: Update copyright.
21171 (CHECK_STACK_LIMIT): Add parenthesis.
21172 (AT_BP): Uppercase macro parameter.
21173 (x86_64_int_parameter_registers): Constify.
21174 (x86_64_int_return_registers): Likewise.
21175 (ix86_compare_op0): Use rtx.
21176 (construct_container): Constify INTREG parameter.
21177 (function_arg): Use rtx.
21179 * diagnostic.h: Update copyright date.
21180 (output_buffer_state): Add parenthesis.
21181 (output_buffer_format_args): Likewise.
21183 * combine.c (combine_instructions): Replace XEXP (links, 0)
21186 2002-01-06 H.J. Lu <hjl@gnu.org>
21188 * cfgcleanup.c (thread_jump): Fix 2 typos.
21190 2002-01-06 Aldy Hernandez <aldyh@redhat.com>
21192 * config.gcc: Add support for --enable-altivec.
21194 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
21196 * emit-rtl.c (gen_highpart): Add check for NULL_RTX.
21198 2002-01-06 Jakub Jelinek <jakub@redhat.com>
21200 * objc/objc-act.c (handle_impent): Use assemble_variable to emit
21201 __objc_class_name_*.
21203 2002-01-06 Craig Rodrigues <rodrigc@gcc.gnu.org>
21205 * doc/install.texi (sparcv9-*-solaris2*): Add documentation.
21207 2002-01-06 Richard Henderson <rth@redhat.com>
21209 * reorg.c (emit_delay_sequence): Remove death notes, not merely
21210 nop them out. Increment label reference count for REG_LABEL.
21211 (fill_slots_from_thread): Frob label reference count around
21212 delete_related_insns.
21214 2002-01-05 Richard Henderson <rth@redhat.com>
21216 * cfgcleanup.c (try_forward_edges): Detect infinite loops while
21219 2002-01-05 Richard Henderson <rth@redhat.com>
21221 * c-decl.c (c_expand_body): Don't call outlining_inline_function.
21222 * integrate.c (output_inline_function): Likewise.
21223 * toplev.c (rest_of_compilation): Do it here instead. Move call
21224 to remove_unnecessary_notes after emitting abstract instance.
21225 Force an emitted nested function to have its parent emited as well.
21226 * dwarf2out.c (loc_descriptor_from_tree): Read mode after checking
21228 (rtl_for_decl_location): Do not look at reload data structures
21229 before reload has run.
21231 2002-01-05 Kazu Hirata <kazu@hxi.com>
21233 * cse.c: Fix formatting.
21234 * dwarf2asm.c: Likewise.
21235 * dwarf2out.c: Likewise.
21236 * explow.c: Likewise.
21237 * expmed.c: Likewise.
21238 * function.c: Likewise.
21239 * gcov.c: Likewise.
21240 * gencheck.c: Likewise.
21241 * genrecog.c: Likewise.
21242 * ggc-common.c: Likewise.
21243 * ggc-page.c: Likewise.
21244 * global.c: Likewise.
21246 2002-01-05 Kazu Hirata <kazu@hxi.com>
21248 * combine.c: Fix formatting.
21250 2002-01-05 Craig Rodrigues <crodrigu@bbn.com>
21253 * config/ia64/ia64.h (RENAME_EXTENDED_BLOCKS): Remove.
21255 2002-01-05 David Edelsohn <edelsohn@gnu.org>
21257 * config/rs6000/rs6000.h (TARGET_POWERPC): For IN_LIBGCC2, define
21258 as 1 for __powerpc64__ as well.
21260 * config/rs6000/t-aix43 (T_ADAFLAGS): Define.
21262 * alias.c (find_base_value, PLUS/MINUS): If we found a base,
21265 2002-01-05 Daniel Berlin <dan@dberlin.org>
21267 * lcm.c: Revert change, due to performance regression it causes on
21268 SPEC because it's slightly more conservative (sigh, I hate
21271 Sat Jan 5 11:52:05 CET 2002 Jan Hubicka <jh@suse.cz>
21273 * cfgcleanup.c (try_forward_edges): Allow multiple jump threading.
21275 2002-01-05 Neil Booth <neil@daikokuya.demon.co.uk>
21277 * doc/cppinternals.texi: Update.
21279 2002-01-05 Hans-Peter Nilsson <hp@bitrange.com>
21281 * doc/invoke.texi (Option Summary) <MMIX Options>: Document
21282 -mbranch-predict, -mreg-stack-fill-bug-workaround and their
21284 (MMIX Options): Ditto. Fix item/itemx typo for -mno-zero-extend.
21285 * config/mmix/mmix.c (mmix_target_asm_function_prologue): Rework
21286 kludge for pre-october-14th mmix versions to handle new-found bug
21287 with PUSHJ/PUSHGO and the register stack.
21288 * config/mmix/mmix.h (struct machine_function): Rename member
21289 has_call_value_without_parameters to has_call_without_parameters.
21290 All referers changed.
21291 (TARGET_MASK_REG_STACK_FILL_BUG, TARGET_DEFAULT
21292 TARGET_MASK_BRANCH_PREDICT): New macros.
21293 (TARGET_SWITCHES): New options -mreg-stack-fill-bug-workaround,
21294 -mno-reg-stack-fill-bug-workaround.
21295 * config/mmix/mmix.md ("call"): Set struct machine member
21296 has_call_without_parameters.
21298 Sat Jan 5 02:20:22 CET 2002 Jan Hubicka <jh@suse.cz>
21300 * cfgcleanup.c (thread_jump): Fix handling of reversed branches.
21302 Sat Jan 5 01:35:29 CET 2002 Jan Hubicka <jh@suse.cz>
21304 * cfgcleanup.c: Include tm_p.h
21305 (mark_effect): Fix handling of hard register; fix handling of SET
21307 2002-01-04 Kazu Hirata <kazu@hxi.com>
21309 * config/h8300/h8300.md (anonymous patterns): Check that
21310 operands are registers before using REGNO on them.
21312 2002-01-03 Roland McGrath <roland@frob.com>
21314 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcall-gnu.
21316 2002-01-04 Jakub Jelinek <jakub@redhat.com>
21318 * tree.h (expand_expr_stmt_value): Add maybe_last argument.
21319 * c-common.h (genrtl_expr_stmt_value): Likewise.
21320 * stmt.c (expand_expr_stmt): Pass 1 as maybe_last.
21321 (expand_expr_stmt_value): Add maybe_last argument.
21322 Don't warn about statement with no effect if it is the last statement
21323 in expression statement.
21324 * c-semantics.c (genrtl_expr_stmt): Pass 1 as maybe_last.
21325 (genrtl_expr_stmt_value): Add maybe_last argument, pass it down to
21326 expand_expr_stmt_value.
21327 (expand_stmt) [EXPR_STMT]: Pass 1 as maybe_last to
21328 genrtl_expr_stmt_value if t is the last EXPR_STMT in its scope.
21329 * expr.c (expand_expr) [LABELED_BLOCK_EXPR, LOOP_EXPR]: Pass 1
21330 as maybe_last to expand_expr_stmt_value.
21332 Fri Jan 4 11:45:05 2002 Jeffrey A Law (law@redhat.com)
21334 * c-common.c (c_expand_start_cond): Expect the IF_STMT node to
21335 be passed in, do not build it.
21336 (c_begin_if_stmt): New function.
21337 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
21338 * c-common.h (c_expand_start_cond): Update prototype.
21339 (c_begin_if_stmt): Prototype new function.
21340 (c_begin_while_stmt, c_finish_while_stmt_cond): Likewise.
21341 * c-parse.in (if_prefix): Use c_begin_if_stmt,
21342 c_begin_while_stmt and c_finish_while_stmt_cond.
21344 2002-01-04 William Cohen <wcohen@redhat.com>
21346 * config/pa/elf.h (ASM_FILE_START): Reverted to profile_flag.
21347 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
21348 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
21349 * config/pa/som.h (ASM_FILE_START): Likewise.
21351 2002-01-04 Daniel Berlin <dan@cgsoftware.com>
21353 * lcm.c: Include df.h.
21354 Add available_transfer_function prototype.
21355 (compute_available): Rework to use iterative dataflow framework.
21356 (struct bb_info): s/bb_info/lcm_bb_info/g to avoid conflict
21357 with bb_info in df.h
21358 (available_transfer_function): New function.
21360 * Makefile.in (lcm.o): add df.h to dependencies.
21362 2002-01-04 Richard Henderson <rth@redhat.com>
21364 * config/alpha/alpha.c (some_operand): Accept HIGH.
21365 (input_operand): Likewise; accept simple references to globals.
21366 (alpha_const_ok_for_letter_p): New, outlined from alpha.h.
21367 (alpha_const_double_ok_for_letter_p): Likewise.
21368 (alpha_extra_constraint): Likewise.
21369 (alpha_preferred_reload_class): Likewise. Do not force
21370 symbolic constants to memory.
21371 (alpha_legitimate_address_p): Accept simple references
21372 to small_symbolic_operand.
21373 (alpha_legitimize_address): New arg scratch. Be prepared to be
21374 called when no_new_pseudos. Emit simple symbolic references.
21375 Split integers into low, high, and rest.
21376 (alpha_expand_mov): Use alpha_legitimize_address.
21377 (some_small_symbolic_mem_operand): New.
21378 (split_small_symbolic_mem_operand): New.
21379 * config/alpha/alpha-protos.h: Update.
21380 * config/alpha/alpha.h (CONST_OK_FOR_LETTER_P): Out-line.
21381 (CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
21382 (EXTRA_CONSTRAINT): Likewise.
21383 (PREFERRED_RELOAD_CLASS): Likewise.
21384 (LEGITIMIZE_ADDRESS): Update for alpha_legitimize_address change.
21385 (PREDICATE_CODES): Update.
21386 * config/alpha/alpha.md: New post-reload splitters to convert
21387 simplfied symbolic operands to the form that references $29.
21388 (divide expanders): Use emit_move_insn, not gen_movdi_er_high_g.
21389 (movdi_er_nofix, movdi_er_fix): Accept any symbolic operand.
21391 2002-01-03 Richard Henderson <rth@redhat.com>
21393 * local-alloc.c (function_invariant_p): Update commentary.
21395 2002-01-04 H.J. Lu <hjl@gnu.org>
21397 * toplev.c (rest_of_compilation): Fix a typo when calling
21400 2002-01-03 Kazu Hirata <kazu@hxi.com>
21402 * c-common.c: Fix formatting.
21403 * diagnostic.c: Likewise.
21404 * doloop.c: Likewise.
21405 * dwarf2out.c: Likewise.
21407 2002-01-03 Kazu Hirata <kazu@hxi.com>
21409 * config/h8300/h8300.c (output_logical_op): Use 'not.w' instead
21410 of 'neg.w' when xoring with 0x0000ffff or 0xffff0000.
21412 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
21414 * cpperror.c: Update comments and copyright.
21415 * cppexp.c, cppfiles.c, cpphash.c, cpphash.h, cppinit.c,
21416 cpplex.c, cpplib.c, cpplib.h, cppmacro.c, cppmain.c: Similarly.
21418 2002-01-03 John David Anglin <dave@hiauly1.hia.nrc.ca>
21420 * collect2.c (main): Use strcmp when testing for "-shared".
21422 2002-01-03 Neil Booth <neil@daikokuya.demon.co.uk>
21424 * cppmacro.c: Don't include intl.h. Update comments.
21425 (new_number_token): Allocate enough buffer for 64-bit unsigned
21426 integers; update prototype.
21427 * cppmain.c: Update comments.
21429 2002-01-03 William Cohen <wcohen@redhat.com>
21431 * function.h (struct function): Add profile.
21432 (current_function_profile): New.
21433 doc/extend.texi: Update documentation.
21434 * final.c (final_start_function): Use current_function_profile
21435 instead of profile_flag.
21436 (profile_after_prologue): Likewise.
21437 * function.c (expand_function_start): Likewise.
21438 (expand_function_start): Likewise.
21439 * config/alpha/alpha.c (direct_call_operand):
21440 (alpha_does_function_need_gp): Likewise.
21441 (alpha_expand_prologue): Likewise.
21442 * config/arm/arm.c (arm_expand_prologue): Likewise.
21443 thumb_expand_prologue: Likewise.
21444 * config/d30v/d30v.c (d30v_stack_info): Likewise.
21445 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Likewise.
21446 (fr30_expand_prologue): Likewise.
21447 * config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
21448 * config/i386/i386.c (ix86_osf_output_function_prologue): Likewise.
21449 * config/i386/i386.h (FINALIZE_PIC): Likewise.
21450 * config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
21451 * config/i960/i960.c (i960_output_function_prologue): Likewise.
21452 * config/ia64/ia64.c (ia64_compute_frame_size): Likewise.
21453 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Likewise.
21454 (m32r_expand_prologue): Likewise.
21455 * config/m88k/m88k.c (m88k_layout_frame): Likewise.
21456 (m88k_expand_prologue): Likewise.
21457 * config/m88k/m88k.h (ADJUST_INSN_LENGTH): Likewise.
21458 * config/mips/mips.c (compute_frame_size): Likewise.
21459 (mips_expand_prologue): Likewise.
21460 (mips_can_use_return_insn): Likewise.
21461 * config/pa/elf.h (ASM_FILE_START): Likewise.
21462 * config/pa/pa-linux.h (ASM_FILE_START): Likewise.
21463 * config/pa/pa64-hpux.h (ASM_FILE_START): Likewise.
21464 * config/pa/som.h (ASM_FILE_START): Likewise.
21465 * config/romp/romp.c (romp_using_r14): Likewise.
21466 * config/rs6000/rs6000.c (first_reg_to_save): Likewise.
21467 (rs6000_stack_info): Likewise.
21468 * config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
21469 * config/rs6000/xcoff.h (ASM_FILE_START): Likewise.
21470 * config/v850/v850.c (compute_register_save_size): Likewise.
21472 2002-01-03 Jakub Jelinek <jakub@redhat.com>
21474 * simplify-rtx.c (simplify_binary_operation) [DIV]: If
21475 gen_lowpart_common fails, use gen_lowpart_SUBREG.
21477 2002-01-03 Turly O'Connor <turly@apple.com>
21479 * darwin.c (machopic_output_possible_stub_label): Don't generate
21480 stub routines for pseudo-stubs which we've just defined.
21482 2002-01-03 Kazu Hirata <kazu@hxi.com>
21484 * builtins.c: Fix formatting.
21485 * c-typeck.c: Likewise.
21486 * combine.c: Likewise.
21487 * expr.c: Likewise.
21488 * loop.c: Likewise.
21490 2002-01-03 Andreas Schwab <schwab@suse.de>
21492 * cppfiles.c (_cpp_pop_file_buffer): Change return type to bool
21493 and return true if _cpp_push_next_buffer pushed a new include
21495 * cpplib.c (_cpp_pop_buffer): Only call obstack_free if
21496 _cpp_pop_file_buffer did not push a new file.
21497 * cpphash.h (_cpp_pop_file_buffer): Update declaration.
21499 2002-01-02 Eric Christopher <echristo@redhat.com>
21501 * final.c (final_scan_insn): Change 0 -> NULL_RTX in
21502 FIND_REG_INC_NOTE call. Update copyright.
21503 * loop.c (canonicalize_condition): Ditto.
21504 * reorg.c (delete_scheduled_jump): Ditto.
21506 2002-01-03 Kazu Hirata <kazu@hxi.com>
21508 * gcse.c: Fix formatting.
21510 2002-01-03 Graham Stott <grahams@redhat.com>
21512 * mkconfig.sh: Output to config.h, hconfig.h and tconfig.h
21513 forward defs for struct tags rtx_def, union_tree, rtvec_def
21514 also output corresponding typedefs for rtx, tree, and rtvec.
21516 * system.h: Move forward defs for struct tags rtx_def, union_tree,
21517 rtvec_def along with corresponding typedefs for rtx, tree, and
21518 rtvec to config.h, hconfig.h, tconfig.h.
21520 2002-01-03 Graham Stott <grahams@redhat.com>
21522 * tree.h: Update copyright date.
21523 (IS_EXPR_CODE_CLASS): Add parenthesis.
21524 (TREE_SET_CODE): Add whitespace.
21525 (TREE_CHECK): Add parenthesis.
21526 (TREE_CLASS_CODE): Add parenthesis and wrap long line.
21527 (CST_OR_CONSTRUCTOR_CHECK):
21528 (EXPR_CHECK): Add parenthis, whitespace and wrap line.
21529 (TREE_SYMBOL_REFERENCED): Whitespace.
21530 (INT_CST_LT): Likewise.
21531 (INT_CST_LT_UNSIGNED): Likewise.
21532 (tree_real_cst): Unwrap comment.
21533 (tree_string): Likewise.
21534 (tree_complex): Likewise.
21535 (IDENTIFIER_POINTER): correct cast.
21536 (SAVE_EXPR_CONTEXT): Whitespace.
21537 (EXPR_WFL_FILENAME_NODE): Likewise.
21538 (EXPR_WFL_FILENAME): Remove parenthesis.
21539 (DECL_ORIGIN): Add parenthesis.
21540 (DECL_FROM_INLINE): Use NULL_TREE.
21541 (build_int_2): Whitespace.
21542 (build_type_variant): Add parenthesis.
21544 * gcc/jcf-parse.c: Update copyright date.
21545 (yyparse): Constify resource_filename.
21547 2002-01-03 Graham Stott <grahams@redhat.com>
21549 * rtl.h: Update copyright date.
21550 (RTL_CHECK1): Wrap long line.
21551 (RTL_CHECK2): Likewise.
21552 (RTL_CHECKC1): Wrap long line and whitespace.
21553 (RTL_CHECKC2): Likewise.
21554 (XWINT): Whitespace.
21560 (XBITMAP): Likewise.
21562 (XBBDEF): Likewise.
21564 (X0WINT): Likewise.
21566 (X0UINT): Likewise.
21570 (X0MODE): Likewise.
21571 (X0BITMAP): Likewise.
21572 (X0TREE): Likewise.
21573 (X0BBDEF): Likewise.
21574 (X0ADVFLAGS): Likewise.
21575 (X0CSELIB): Likewise.
21576 (X0MEMATTR): Likewise.
21577 (XCWINT): Likewise.
21579 (XCUINT): Likewise.
21583 (XCMODE): Likewise.
21584 (XCBITMAP): Likewise.
21585 (XCTREE): Likewise.
21586 (XCBBDEF): Likewise.
21587 (XCADVFLAGS): Likewise.
21588 (XCCSELIB): Likewise.
21589 (XC2EXP): Likewise.
21590 (INSN_UID): Likewise.
21591 (PREV_INSN): Likewise.
21592 (PATTERN): Likewise.
21593 (INSN_CODE): Likewise.
21594 (PUT_REG_NOTE_KIND): Likewise.
21595 (CODE_LABEL_NUMBER): Likewise.
21596 (NOTE_SOURCE_FILE): Likewise.
21597 (NOTE_BLOCK): Likewise.
21598 (NOTE_EH_HANDLER): Likewise.
21599 (NOTE_RANGE_INFO): Likewise.
21600 (NOTE_LIVE_INFO): Likewise.
21601 (NOTE_BASIC_BLOCK): Likewise.
21602 (NOTE_EXPECTED_VALUE): Likewise.
21603 (NOTE_LINE_NUMBER): Likewise.
21604 (LABEL_NAME): Likewise.
21605 (LABEL_NUSES): Likewise.
21606 (LABEL_ALTERNATE_NAME): Likewise.
21607 (ADDRESSOF_DECL): Likewise.
21608 (JUMP_LABEL): Likewise.
21609 (LABEL_NEXTREF): Likewise.
21611 (ORIGINAL_REGNO: Likewise.
21612 (HARD_REGISTER_NUM_P): Add parenthesis.
21613 (SUBREG_REG): Whitespace.
21614 (SUBREG_BYTE): Likewise.
21615 (ASM_OPERANDS_TEMPLATE): Remove parenthesis.
21616 (ASM_OPERANDS_OUTPUT_CONSTRAINT): Likewise.
21617 (ASM_OPERANDS_OUTPUT_IDX): Likewise.
21618 (ASM_OPERANDS_INPUT_VEC): Likewise.
21619 (ASM_OPERANDS_INPUT_CONSTRAINT_VEC): Likewise.
21620 (ASM_OPERANDS_INPUT): Likewise.
21621 (ASM_OPERANDS_INPUT_LENGTH): Likewise.
21622 (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): Likewise.
21623 (ASM_OPERANDS_INPUT_CONSTRAINT): Likewise.
21624 (ASM_OPERANDS_INPUT_MODE): Likewise.
21625 (ASM_OPERANDS_SOURCE_FILE): Likewise.
21626 (ASM_OPERANDS_SOURCE_LINE): Likewise.
21627 (MEM_SET_IN_STRUCT_P): Minor reformat.
21628 (TRAP_CONDITION): Whitespace.
21629 (TRAP_CODE): Likewise.
21630 (COND_EXEC_TEST): Likewise.
21631 (COND_EXEC_CODE): Likewise.
21632 (FIND_REG_INC_NOTE): Uppercase macro args and add parenthesis.
21633 (PHI_NODE_P): Add parenthesis.
21634 (plus_constant): Whitespace and add parenthesis.
21636 2002-01-03 Kazu Hirata <kazu@hxi.com>
21638 * config/avr/avr.c: Fix comment typos.
21639 * config/c4x/c4x.md: Likewise.
21640 * config/dsp16xx/dsp16xx.h: Likewise.
21641 * config/dsp16xx/dsp16xx.md: Likewise.
21642 * config/i386/i386.md: Likewise.
21643 * config/ia64/ia64.c: Likewise.
21644 * config/m32r/m32r.h: Likewise.
21645 * config/m68hc11/m68hc11.md: Likewise.
21646 * config/mmix/mmix.c: Likewise.
21647 * config/mn10200/mn10200.c: Likewise.
21648 * config/romp/romp.c: Likewise.
21649 * config/sh/sh.c: Likewise.
21650 * config/stormy16/stormy16.c: Likewise.
21651 * config/stormy16/stormy16.h: Likewise.
21652 * config/stormy16/stormy16.md: Likewise.
21654 2002-01-03 Graham Stott <grahams@redhat.com>
21656 * loop.h: Update copyright date.
21657 (LOOP_MOVABLES): Fix typo.
21658 (LOOP_REGS): Likewise.
21659 (LOOP_IVS): Likewise.
21661 2002-01-03 Graham Stott <grahams@redhat.com>
21663 * cppinit.c: Update copyright date.
21664 Don't include output.h
21665 * Makefile.in: Update copyright date.
21668 2002-01-02 Craig Rodrigues <rodrigc@gcc.gnu.org>
21671 * invoke.texi (-mthreads): Remove from documented RS/6000 options.
21672 (-pthread) Add to RS/6000 options.
21674 2002-01-02 Kazu Hirata <kazu@hxi.com>
21676 * except.c: Fix comment typos.
21677 * loop.c: Likewise.
21678 * varasm.c: Likewise.
21679 * doc/tm.texi: Fix a typo.
21681 2002-01-02 Jakub Jelinek <jakub@redhat.com>
21683 * c-typeck.c (output_init_element): Allow initializing static storage
21684 duration objects with compound literals.
21686 2002-01-02 Richard Henderson <rth@redhat.com>
21688 * objc/objc-act.c (hack_method_prototype): Clear current_function_decl
21691 2002-01-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21693 * gcc.c (default_compilers): Const-ify.
21694 * mips-tdump.c (stab_names): Likewise.
21695 * mips-tfile.c (map_coff_types, map_coff_storage,
21696 map_coff_sym_type, map_coff_derived_type, stabs_symbol,
21697 pseudo_ops_t, pseudo_ops): Likewise.
21698 * protoize.c (default_include): Likewise
21700 * real.c (GET_REAL, PUT_REAL): Don't cast away const-ness.
21701 (ezero, ehalf, eone, etwo, e32, elog2, esqrt2, epi): Const-ify.
21702 Add array size in declaration.
21703 (endian, emov, eisneg, eisinf, eisnan, eiisnan, eiisneg, emovi,
21704 emovo, emovz, eiisinf, ecmpm, eaddm, esubm, m16m, edivm, emulm,
21705 esub, eadd, eadd1, ediv, emul, e53toe, e64toe, e113toe, e24toe,
21706 etoe113, etoe64, etoe53, etoe24, ecmp, eround, ltoe, ultoe,
21707 eifrac, euifrac, e24toasc, e53toasc, e64toasc, e113toasc, etoasc,
21708 efloor, efrexp, eldexp, eremain, dectoe, etodec, ibmtoe, etoibm,
21709 c4xtoe, etoc4x, uditoe, ditoe, etoudi, etodi, esqrt, etens,
21710 emtens, make_nan): Const-ify.
21711 (TFbignan, TFlittlenan, XFbignan, XFlittlenan, DFbignan,
21712 DFlittlenan, SFbignan, SFlittlenan): Make static and const-ify.
21714 2002-01-02 Joseph S. Myers <jsm28@cam.ac.uk>
21716 * config.gcc (ia64-*-*): Set extra_headers.
21717 (alpha*-dec-osf*): Likewise. Don't use alpha/t-osf.
21718 * config/alpha/t-osf: Remove.
21719 * config/ia64/t-ia64 (EXTRA_HEADERS): Remove.
21721 2002-01-02 David Edelsohn <edelsohn@gnu.org>
21723 * config/rs6000/t-aix43: Revert previous change.
21725 2002-01-02 Jason Merrill <jason@redhat.com>
21727 * c-decl.c (c_expand_body): Call outlining_inline_function when
21728 emitting an inline function out of line.
21730 2002-01-02 Richard Henderson <rth@redhat.com>
21732 * dwarf2out.c (limbo_die_node): Add created_for member.
21733 (new_die): New argument created_for. Update all callers.
21734 (mark_limbo_die_list): New.
21735 (dwarf2out_init): Register limbo_die_list as a root.
21736 (dwarf2out_finish): Force insert limbo dies into their function
21739 2002-01-02 Nathan Sidwell <nathan@codesourcery.com>
21742 * doc/invoke.texi (-Wold-style-cast): Only warn about non-void casts.
21744 2002-01-02 Kazu Hirata <kazu@hxi.com>
21746 * config/h8300/fixunssfsi.c: Update copyright.
21749 * config/h8300/h8300.c: Update copyright.
21750 Eliminate warnings.
21752 2002-01-02 Kazu Hirata <kazu@hxi.com>
21754 * config/romp/romp.c: Fix comment formatting.
21755 * config/romp/romp.h: Likewise.
21756 * config/romp/romp.md: Likewise.
21757 * config/s390/s390.c: Likewise.
21758 * config/stormy16/stormy16.c: Likewise.
21759 * config/stormy16/stormy16.h: Likewise.
21761 2002-01-02 Alexandre Oliva <aoliva@redhat.com>
21763 * c-common.h (genrtl_expr_stmt_value): Declare.
21764 * c-semantics.c (genrtl_goto_stmt): Redirect to...
21765 (genrtl_goto_stmt_value): ... this new function. Pass new
21766 argument down to expand_expr_stmt_value, taking
21767 TREE_ADDRESSABLE into account.
21768 * c-common.c (c_expand_expr): Mark the last EXPR_STMT of a
21769 STMT_EXPR as addressable, i.e., one whose result we want.
21770 * expr.c (expand_expr): Don't save expression statement value
21771 of labeled_blocks or loop_exprs.
21772 * stmt.c (expand_expr_stmt): Redirect to...
21773 (expand_expr_stmt_value): ... this new function. Use new
21774 argument to tell whether to save expression value.
21775 (expand_end_stmt_expr): Reset last_expr_type and
21776 last_expr_value if we don't have either.
21777 * tree-inline.c (declare_return_variable): Mark its use
21778 statement as addressable.
21779 * tree.h: Document new use of TREE_ADDRESSABLE.
21780 (expand_expr_stmt_value): Declare.
21782 2002-01-01 Tom Rix <trix@redhat.com>
21784 * config/rs6000/rs6000.c (rs6000_emit_set_long_const): Fix for use by
21785 rs6000_emit_allocate_stack.
21787 2002-01-01 Joseph S. Myers <jsm28@cam.ac.uk>
21789 * configure.in: Prepend ${srcdir}/config/${cpu_type}/ instead of
21790 ${srcdir}/ginclude/ to every entry in extra_headers.
21791 * configure: Regenerate.
21792 * ginclude/math-3300.h: Rename to config/m68k/math-3300.h.
21793 * ginclude/math-68881.h: Rename to config/m68k/math-68881.h.
21794 * ginclude/ppc-asm.h: Rename to config/rs6000/ppc-asm.h.
21795 * ginclude/proto.h: Rename to config/convex/proto.h.
21797 Tue Jan 1 17:12:56 2002 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
21799 * attribs.c (handle_vector_size_attribute): Use host_integerp
21800 and tree_int_cst; remove warnings.
21801 * caller-save.c (insert_restore): Add cast to get rid of warning.
21802 (insert_save): Likewise.
21803 * emit-rtl.c (adjust_address_1, offset_address): Likewise.
21804 * regmove.c (find_matches): Add temporary var to kill a warning.
21806 2002-01-01 Douglas B Rupp <rupp@gnat.com>
21808 * config/alpha/vms.h (DWARF2_UNWIND_INFO, EH_RETURN_HANDLER_RTX,
21809 LINK_EH_SPEC, MD_FALLBACK_FRAME_STATE_FOR): Define.
21810 * config/alpha/t-vms (EXTRA_PARTS): Add vms-dwarf2eh.o
21811 (vms-dwarf2eh.o): Add Makefile rule.
21812 * config/alpha/vms-ld.c (main): Handle vms-dwarf2eh.o.
21813 * config/alpha/vms-dwarf2eh.asm: New file.
21815 * gcc.c (delete_if_ordinary): Delete all versions.
21817 2002-01-01 Hans-Peter Nilsson <hp@bitrange.com>
21819 * config/mmix/mmix.md: Update FIXME to not mention
21821 (MMIX_rJ_REGNUM): New define_constants constant.
21822 ("movqi", "movsi", "movdi", "*movdicc_real_foldable",
21823 "*movdicc_real"): Adjust contraints formatting.
21824 ("*bCC_foldable"): Add %+ for P in output format and delete FIXME
21825 for branch prediction.
21826 ("*bCC", "*bCC_inverted_foldable", "*bCC_inverted"): Add %+ in
21828 ("*call_real", "*call_value_real", "nonlocal_goto_receiver",
21829 "*nonlocal_goto_receiver_expanded"): Use MMIX_rJ_REGNUM instead of
21830 number. Delete related FIXMEs.
21831 * config/mmix/mmix.h (MMIX_INCOMING_RETURN_ADDRESS_REGNUM): Change
21832 from number to MMIX_rJ_REGNUM.
21833 (TARGET_MASK_BRANCH_PREDICT): New.
21834 (TARGET_DEFAULT): Change to TARGET_MASK_BRANCH_PREDICT.
21835 (TARGET_SWITCHES): Update comment. Correct -mno-toplevel-symbols
21836 value. Add -mbranch-predict and -mno-branch-predict.
21837 (TARGET_VERSION): Drop date.
21838 (ADDITIONAL_REGISTER_NAMES): Use MMIX_rJ_REGNUM, not number.
21839 * config/mmix/mmix.c (mmix_encode_section_info): Correct condition
21840 for finding out global symbols.
21841 (mmix_asm_output_labelref): Revert condition for global symbol.
21842 (mmix_print_operand): <case '+'>: Emit P for a likely branch.
21843 (mmix_print_operand_punct_valid_p): A '+' is valid.
21845 See ChangeLog.6 for earlier changes.