+2004-01-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Remove SUBREG
+ on CQImode and CHImode incoming arguments in register a7.
+ (function_arg): Wrap BLKmode argument in register a7 in a PARALLEL.
+ * config/xtensa/xtensa.h (BLOCK_REG_PADDING): Define.
+ * config/xtensa/xtensa.md (movdi, movdf): Only call force_reg or
+ xtensa_copy_incoming_a7 before reload.
+
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * coverage.c (get_coverage_counts): Give a different message
+ if flag_guess_branch_prob is set.
+ * predict.c (counts_to_freqs): Return an int.
+ (estimate_bb_frequencies): If counts_to_freqs returns zero,
+ calculate estimates.
+
+2004-01-27 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/iq2000/iq2000-protos.h: Remove the prototype for
+ iq2000_setup_incoming_varargs.
+ * config/iq2000/iq2000.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (iq2000_return_in_memory): Likewise.
+ (iq2000_setup_incoming_varargs): Make it static. Receive the
+ first argument by reference.
+ * config/iq2000/iq2000.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (SETUP_INCOMING_VARARGS): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-24 James A. Morrison <ja2morri@uwaterloo.ca>
+
+ * fixinc/fixinc.c (test_test): Initialize res.
+ (start_flexer): Initialize pz_cmd_save.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ * doc/rtl.texi (Arithmetic): Rewrite entries for PLUS,
+ SS_PLUS, US_PLUS, LO_SUM, MINUS, SS_MINUS, US_MINUS.
+
+2004-01-27 Zack Weinberg <zack@codesourcery.com>
+
+ PR 7198
+ * config/ia64/ia64.md (*nmaddsf4, *nmadddf4, *nmadddf4_alts)
+ (*nmadddf4_trunc, *nmaddxf4, *nmaddxf4_truncsf, *nmaddxf4_truncdf)
+ (*nmaddxf4_alts, *nmaddxf4_truncdf_alts):
+ Rewrite pattern as (minus (op 3) (mult (op 1) (op 2))).
+ Possibly rename pattern for consistency.
+ Remove ??? comments suggesting that this be done.
+ (*nmaddsf4_alts, *nmadddf4_truncsf_alts, *nmaddxf4_truncsf_alts):
+ New patterns.
+ (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr)
+ (divsf3_internal_lat, divsf3_internal_thr, sqrtsf2_internal_thr)
+ (divdf3_internal_lat, divdf3_internal_thr, sqrtdf2_internal_thr)
+ (divxf3_internal_lat, divxf3_internal_thr, sqrtxf2_internal_thr):
+ Update to match.
+
+2004-01-27 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * config/arm/arm.c (output_return_instruction): Only restore IP
+ into SP if frame_pointer_needed.
+
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (function_arg_pass_by_reference): Return 1
+ for SCmode and DCmode if ARCH32.
+ (sparc_va_arg): Handle SCmode and DCmode by reference if ARCH32.
+ * config/sparc/sparc.h (RETURN_IN_MEMORY): Return 0 for TCmode
+ if ARCH32.
+ (BASE_RETURN_VALUE_REG): Return 32 for all FP modes except TFmode
+ if ARCH32.
+ (BASE_OUTGOING_VALUE_REG): Likewise.
+
+2004-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/10904
+ PR target/13058
+ * config/sparc/sparc.h (CANNOT_CHANGE_MODE_CLASS): New.
+ Forbid mode changes from SImode for lower FP regs if ARCH64.
+
+2004-01-27 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * Makefile.in (bt-load.o): Depend on except.h.
+ * bt-load.c (except.h): #include.
+ (compute_defs_uses_and_gen): If insn at end of BB can throw
+ within this function, consider registers used by it unavailable for
+ btr migration.
+ (move_btr_def): If insn at end of BB can throw, insert before rather
+ than after.
+
+ * flags.h (flag_btr_bb_exclusive): Declare.
+ * toplev.c (flag_btr_bb_exclusive): New variable.
+ (f_options): Add btr-bb-exclusive.
+ * bt-load.c (augment_live_range): Restore old behaviour if
+ flag_btr_bb_exclusive is set.
+ * common.opt: Add entry for -fbtr-bb-exclusive.
+ * opts.c (common_handle_options): Same.
+ * doc/invoke.texi: Document -fbtr-bb-exclusive.
+
+ * bt-load.c (btrs_live_at_end): New variable.
+ (compute_defs_uses_and_gen): Compute its pointed-to array.
+ (clear_btr_from_live_range, add_btr_to_live_range): Update it.
+ (augment_live_range): When augmenting with a new dominator,
+ use only its btrs_live_at_end set, but also add in the full set
+ of the old dominator.
+ (btr_def_live_range): Use btrs_live_at_end.
+ (move_btr_def): Set other_btr_uses_before_def, and move new set
+ to the end of the basic block, if appropriate.
+ (migrate_btr_defs): Allocate and free btrs_live_at_end.
+
+ * bt-load.c (basic_block_freq): Remove outdated comment.
+
+2004-01-27 Alan Modra <amodra@bigpond.net.au>
+
+ * config/rs6000/rs6000.h: Correct target_flags free bits comment.
+ (PREDICATE_CODES): Remove duplicate.
+ * config/rs6000/linux64.h (CPP_SYSV_SPEC): Don't define.
+ (SUBSUBTARGET_OVERRIDE_OPTIONS): Disallow 32 bit TARGET_PROFILE_KERNEL.
+ (MASK_PROFILE_KERNEL): Adjust define.
+
+2004-01-27 Jakub Jelinek <jakub@redhat.com>
+
+ * config/i386/i386.c (ix86_constant_alignment): Decrease alignment
+ of long string literals from 32 bytes to sizeof (void *) when !-Os
+ and to 1 with -Os.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Accept
+ constant addresses in the normal mode.
+
+2004-01-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * system.h (CHAR_BITFIELD): Delete.
+ (BOOL_BITFIELD): New.
+ * c-decl.c (c_scope): Use BOOL_BITFIELD.
+ * gengtype-lex.l: Recognize BOOL_BITFIELD instead of CHAR_BITFIELD.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arc/arc.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (arc_return_in_memory): Likewise.
+ * config/arc/arc.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (STRUCT_VALUE): Likewise.
+
+2004-01-26 Richard Henderson <rth@redhat.com>
+
+ * c-parse.in (extension): Use itype.
+ (SAVE_EXT_FLAGS): Don't allocate a tree.
+ (RESTORE_EXT_FLAGS): Don't read a tree.
+
+2004-01-26 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (discard_useless_values): Clear out value pointer pointing
+ to datastructure to be recycled.
+
+2004-01-25 Jan Hubicka <jh@suse.cz>
+
+ * genextract.c (main): Do not output the memset when not checking.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.c (h8300_tiny_constant_address_p): Use a
+ switch statement instead of a chain of if statements.
+
+2004-01-26 Jeff Law <law@redhat.com>
+
+ * doc/contrib.texi: Minor cleanup for Paolo Carlini's entry. Add
+ acute accents for Petur Runolfsson's entry.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pdp11/pdp11.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ * config/pdp11/pdp11.h (STRUCT_VALUE): Remove.
+ (RETURN_IN_MEMORY): Likewise.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * config/rs6000/rs6000.c (rs6000_emit_move): split slow
+ unaligned load/store into smaller loads and stores.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * function.c (assign_parms): Do not assign
+ long long argument to memory in prologue if
+ is it loaded into register.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ PR middle-end/13779
+ * expr.c (emit_group_load): split constant
+ correctly into register components of PARALLEL insn.
+
+2004-01-26 Fariborz Jahanian <fjahanian@apple.com>
+
+ * gcc/config/rs6000/rs6000.md (save_stack_nonlocal):
+ Use adjust_address_nv directly with appropriate mode.
+ (restore_stack_nonlocal): Ditto.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/xtensa/xtensa-protos.h: Remove the prototype for
+ xtensa_builtin_saveregs.
+ * config/xtensa/xtensa.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (xtensa_builtin_saveregs): Make it static.
+ (xtensa_return_in_memory): New.
+ * config/xtensa/xtensa.h (PROMOTE_FUNCTION_ARGS: Remove.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (STRUCT_VALUE): Likewise.
+ (RETURN_IN_MEMORY): Likewise.
+ (EXPAND_BUILTIN_SAVEREGS): Likewise.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (arm_setup_incoming_varargs): Likewise.
+ * config/arm/arm.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/cris/cris.c (TARGET_SETUP_INCOMING_VARARGS): New.
+ (cris_setup_incoming_varargs): Likewise.
+ * config/cris/cris.h (SETUP_INCOMING_VARARGS): Remove.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ns32k/ns32k.c (TARGET_STRUCT_VALUE_RTX): New.
+ (ns32k_struct_value_rtx): Likewise.
+ * config/ns32k/ns32k.h (STRUCT_VALUE_REGNUM): Rename to
+ NS32K_STRUCT_VALUE_REGNUM.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/arm/arm.c (TARGET_PROMOTE_FUNCTION_ARGS): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (arm_struct_value_rtx): Likewise.
+ * config/arm/arm.h (PROMOTE_FUNCTION_ARGS): Remove.
+ (STRUCT_VALUE): Likewise.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (PROMOTE_PROTOTYPES): Likewise.
+
+2004-01-26 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/ia64/ia64-protos.h: Remove the prototype for
+ ia64_setup_incoming_varargs and ia64_return_in_memory.
+ * config/ia64/ia64.c (TARGET_STRUCT_VALUE_RTX): New.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_SETUP_INCOMING_VARARGS): Likewise.
+ (TARGET_STRICT_ARGUMENT_NAMING): Likewise.
+ (ia64_setup_incoming_varargs): Adjust the arguments to meet
+ the requirement of TARGET_SETUP_INCOMING_VARARGS.
+ (ia64_return_in_memory): Make it static. Change the return
+ type to bool from int. Add an argument.
+ (ia64_struct_value_rtx): New.
+ * config/ia64/ia64.h: Remove commented-out definitions of
+ PROMOTE_FUNCTION_ARGS, PROMOTE_FUNCTION_RETURN, and
+ PROMOTE_PROTOTYPES.
+ (RETURN_IN_MEMORY): Remove.
+ (STRUCT_VALUE_REGNUM): Likewise.
+ (STRICT_ARGUMENT_NAMING): Likewise.
+
+2004-01-26 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ PR target/13666
+ * config/sparc/sparc.c (function_arg_union_value): New function.
+ (function_arg): Use it to deal with unions.
+ (function_value): Likewise. Define 'regbase' only for ARCH64.
+ Replace a conditional statement by a simpler one.
+
+2004-01-26 Richard Sandiford <rsandifo@redhat.com>
+
+ * config/mips/mips.c (mips16_optimize_gp): Delete.
+ (mips_reorg): Don't call it.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.md (addqi3_noclobber): Move up pecking order.
+ (floatunsqihf2): Remove operand 6.
+ (fixhfqi_set, fix_trunchfqi2, fixuns_trunchfqi2): Group with other
+ fix patterns.
+ (ldi_conditional, ldf_conditional): Validate operands.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.h (BCT_CHECK_LOOP_ITERATIONS): Remove.
+ (HAVE_GAS_HIDDEN): Undefine as interim measure.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_legitimate_address_p): Invalidate direct
+ memory references if TARGET_EXPOSE_LDP nonzero.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (legitimize_operands): Truncate invalid shift counts.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_valid_operands): More aggressively reject
+ invalid operand combinations.
+
+2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
+
+ * config/c4x/c4x.c (c4x_check_legit_addr): Rename to
+ c4x_legitimate_address_p. Fix post_modify check.
+
+ * config/c4x/c4x-protos.h (c4x_check_legit_addr): Adjust.
+ * config/c4x/c4x.h (c4x_check_legit_addr): Adjust.
+
+2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/pa/pa-protos.h: Remove the prototype for
+ hppa_builtin_saveregs. Add a prototype for
+ pa_return_in_memory.
+ * config/pa/pa.c (TARGET_PROMOTE_FUNCTION_RETURN): New.
+ (TARGET_PROMOTE_PROTOTYPES): Likewise.
+ (TARGET_STRUCT_VALUE_RTX): Likewise.
+ (TARGET_RETURN_IN_MEMORY): Likewise.
+ (TARGET_EXPAND_BUILTIN_SAVEREGS): Likewise.
+ (pa_struct_value_rtx): Likewise.
+ (pa_return_in_memory): Likewise.
+ * config/pa/pa.h (STRUCT_VALUE_REGNUM): Rename to
+ PA_STRUCT_VALUE_REGNUM.
+ (INIT_CUMULATIVE_ARGS): Use pa_return_in_memory.
+ (EXPAND_BUILTIN_SAVEREGS): Remove.
+ (PROMOTE_PROTOTYPES): Likewise.
+ (PROMOTE_FUNCTION_RETURN): Likewise.
+
2004-01-25 Kazu Hirata <kazu@cs.umass.edu>
* config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): New.
(PROMOTE_PROTOTYPES): Remove.
2004-01-26 Michael Hayes <m.hayes@elec.canterbury.ac.nz>
-
- * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
-
+
+ * config/c4x/c4x.h (LEGITIMIZE_RELOAD_ADDRESS): Handle symref.
+
2003-04-25 Chris Demetriou <cgd@broadcom.com>
* config/mips/mips.h (ISA_HAS_HILO_INTERLOCKS): MIPS32, MIPS32r2,
2004-01-23 Richard Henderson <rth@redhat.com>
- PR opt/12941
- * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
- (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
- if SHIFT_COUNT_TRUNCATED is set.
+ PR opt/12941
+ * combine.c (SHIFT_COUNT_TRUNCATED): Provide default value.
+ (simplify_comparison): Don't simplify (eq (zero_extract c 1 r) 0)
+ if SHIFT_COUNT_TRUNCATED is set.
2004-01-23 Bob Wilson <bob.wilson@acm.org>
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