+2004-01-24 Jan Hubicka <jh@suse.cz>
+
+ * cselib.c (remove_useless_values): Do not access discarded values.
+
+2004-01-24 Joseph S. Myers <jsm@polyomino.org.uk>
+
+ * c-typeck.c (build_conditional_expr): Do not allow non-lvalue
+ arrays.
+
+2004-01-23 Kazu Hirata <kazu@cs.umass.edu>
+
+ * recog.c: Fix a typo in copyright.
+
+2004-01-23 Andrew Pinski <apinski@apple.com>
+
+ * config/rs6000/rs6000.md (call): Fix misappiled patch.
+ (call_value): Likewise.
+
+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.
+
+2004-01-23 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_arg): Handle complex values as
+ separate real and imaginary parts.
+ * config/xtensa/xtensa.h (SPLIT_COMPLEX_ARGS): Define.
+
+2004-01-23 Hartmut Penner <hpenner@de.ibm.com>
+
+ PR target/13674
+ * config/rs6000/rs6000.md (movdf_hardfloat64): Do not disparage
+ loading into GPR.
+
+2004-01-23 Jan Hubicka <jh@suse.cz>
+
+ * emit-rtl.c (change_address_1): Do not re-generate the RTX if nothing
+ change.
+
+ * alloc-pool.c (align_four): Kill.
+ (create_alloc_pool): Align size to eight.
+ (free_alloc_pool, free_pool): Invalidate deallocated data.
+
+2004-01-23 Ian Lance Taylor <ian@wasabisystems.com>
+
+ PR gcc/1532
+ * cse.c (cse_change_cc_mode): New static function.
+ (cse_change_cc_mode_insns, cse_cc_succs): Likewise.
+ (cse_condition_code_reg): New function.
+ * rtl.h (cse_condition_code_reg): Declare.
+ * toplev.c (rest_of_handle_cse2): Call cse_condition_code_reg.
+ * target.h (struct gcc_target): Add fixed_condition_code_regs and
+ cc_modes_compatible.
+ * target-def.h (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (TARGET_INITIALIZER): Add new initializers.
+ * targhooks.c (default_cc_modes_compatible): New function.
+ * targhooks.c (default_cc_modes_compatible): Declare.
+ * hooks.c (hook_bool_intp_intp_false): New function.
+ * hooks.h (hook_bool_intp_intp_false): Declare.
+ * config/i386/i386.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
+ (TARGET_CC_MODES_COMPATIBLE): Define.
+ (ix86_fixed_condition_code_regs): New static function.
+ (ix86_cc_modes_compatible): Likewise.
+ * doc/tm.texi (Condition Code): Document new hooks.
+
+2004-01-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * fixinc/inclhack.def (bad_lval): Renamed to ...
+ (alpha_bad_lval): ... this.
+ Removed file list.
+ Restrict to alpha*-dec-osf*.
+ * fixinc/fixincl.x: Regenerate.
+ * fixinc/tests/base/dirent.h: Remove, moving test ...
+ * fixinc/tests/base/testing.h: ... here, reflecting new name.
+
+2004-01-23 Zack Weinberg <zack@codesourcery.com>
+
+ PR c/13814
+ * c-decl.c (diagnose_mismatched_decls): Also discard a
+ built-in if we encounter an old-style definition with the
+ same name.
+
+2004-01-23 Jakub Jelinek <jakub@redhat.com>
+
+ * config.gcc (powerpc*-*): Clear $with_cpu or $with_tune if it was
+ set to default{32,64}.
+
+2004-01-21 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/linux64.h (MD_FALLBACK_FRAME_STATE_FOR)
+ [!__powerpc64__]: Corrected to handle kernels with changed ucontext.
+
+2004-01-23 Eric Botcazou <ebotcazou@act-europe.fr>
+ Olivier Hainque <hainque@act-europe.fr>
+
+ * fold-const.c (fold_binary_op_with_conditional_arg): Only
+ build a COMPOUND_EXPR if 'arg' is really a SAVE_EXPR.
+
+2004-01-23 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c (arm_legitimate_address_p): Don't check the mode
+ size for minipool references.
+
+2004-01-23 Roger Sayle <roger@eyesopen.com>
+
+ * real.c (real_floor, real_ceil): Tweak to allow input and output
+ arguments to overlap.
+ (real_round): New function to implement round(3m) semantics.
+ * real.h (real_round): Prototype here.
+ * builtins.c (fold_builtin_round): New function to constant fold
+ round, roundf and roundl.
+ (fold_builtin): Call fold_builtin_round for BUILT_IN_ROUND{,F,L}.
+
+2004-01-23 Alexandre Oliva <aoliva@redhat.com>
+
+ PR optimization/13819
+ * config/sh/sh.c (sh_reorg): Compensate for sharing of CLOBBERs
+ introduced by 2004-01-20's Jan Hubicka's copy_insn change.
+ (sh_handle_sp_switch_attribute): Remove warning.
+
+2003-11-30 Jan Hubicka <jh@suse.cz>
+
+ * i386.c (ix86_emit_restore_regs_using_mov): Deal with large offsets.
+
+2004-01-23 J"orn Rennecke <joern.rennecke@superh.com>
+
+ * doc/tm.texi: Insert some weasel words when LOAD_EXTEND_OP
+ may or may not return non-NIL.
+ * postreload.c (reload_cse_simplify_operands): In LOAD_EXTEND_OP code,
+ check CANNOT_CHANGE_MODE_CLASS
+
+2004-01-23 Jan Hubicka <jh@suse.cz>
+
+ * basic-block.h (PROP_POSTRELOAD): New macro.
+ (CLEANUP_LOG_LINKS): New.
+ * cfgcleanup.c (cleanup_cfg): Only PROP_LOG_LINKS when asked to.
+ * toplev.c (rest_of_handle_life): Preserve LOG_LINKS trought cleanup_cfg.
+
+ * cselib.c (value_pool): New.
+ (new_cselib_val): Use pool.
+ (cselib_init): Initialize value_pool
+ (cselib_finish): Free pool.
+
+2004-01-23 Eric Botcazou <ebotcazou@libertysurf.fr>
+
+ * config/sparc/sparc.c (scan_record_type): New function.
+ (function_arg_slotno): Use it to determine which kinds of
+ registers the record can be passed in.
+
+2004-01-22 James A. Mmorrison <ja2morri@uwaterloo.ca>
+
+ * config/pa/fptr.c: Fix old-style definition.
+
+2004-01-22 Paolo Bonzini <bonzini@gnu.org>
+
+ PR optimization/13724
+ * cse.c (fold_rtx) <SUBREG>: Fold a SUBREG to zero if it
+ represents the zero bits produced by a ZERO_EXTEND operation.
+
+2004-01-22 Roger Sayle <roger@eyesopen.com>
+
+ PR optimization/13821
+ * simplify-rtx.c (simplify_subreg): Use subreg_lowpart_offset to
+ correctly calculate the lowpart offset of the contracted subreg.
+
+2004-01-22 Ian Lance Taylor <ian@wasabisystems.com>
+
+ * doc/invoke.texi (Optimize Options): Note that --param arguments
+ are subject to change without notice.
+
+2004-01-22 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
+
+ * config.gcc (mips-sgi-irix6*o32): Removed.
+ * config/mips/iris6-o32-as.h: Likewise.
+ * config/mips/iris6-o32-gas.h: Likewise.
+ * config/mips/iris6-o32.h: Likewise.
+
+2004-01-22 Jan Hubicka <jh@suse.cz>
+
+ * cfgcleanup.c (first_pass): New static variable.
+ (try_forward_edges): Add work limiting check for threading.
+ (try_crossjump_bb): Add work limiting check for crossjumping.
+ (try_optimize_cfg): Maintain first pass variable.
+
+2004-01-22 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (function_arg): Generalize logic so that it
+ handles complex and vector modes.
+
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * config/h8300/h8300.h (REG_OK_FOR_INDEX_P_STRICT): Remove.
+ (REG_OK_FOR_BASE_P_STRICT): Likewise.
+ (STRICT): Likewise.
+
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * c-semantics.c (genrtl_while_stmt, genrtl_do_stmt_1)
+ (genrtl_for_stmt): Remove emit_nop calls.
+
+2004-01-22 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/13713
+ PR target/13324
+ * pa.md (movstrsi_prereload, movstrsi_postreload, movstrdi_prereload,
+ movstrdi_postreload, clrstrsi_prereload, clrstrsi_postreload,
+ clrstrdi_prereload, clrstrdi_postreload): Fix constraints.
+
+2004-01-22 Daniel Jacobowitz <drow@mvista.com>
+
+ * config/arm/arm.c: Include "debug.h".
+ (thumb_pushpop): Take two new arguments. Add some commentary.
+ Output frame information when pushing.
+ (thumb_exit, thumb_unexpanded_epilogue): Update calls to
+ thumb_pushpop.
+ (thumb_output_function_prologue): Likewise. Accumulate a CFA
+ offset, and pass it to thumb_pushpop. Output CFI information.
+ (thumb_expand_prologue): Add some frame-related markers and notes.
+
+2004-01-22 Ulrich Weigand <uweigand@de.ibm.com>
+
+ * config/s390/s390.c (s390_frame_info): Allow large frame sizes
+ for TARGET_64BIT.
+ (s390_arg_frame_offset): Change return type to HOST_WIDE_INT.
+ * config/s390/s390-protos.h (s390_arg_frame_offset): Likewise.
+
+2004-01-22 Roger Sayle <roger@eyesopen.com>
+ Paolo Bonzini <bonzini@gnu.org>
+
+ * rtlanal.c (subreg_lsb_1): New function split out from subreg_lsb.
+ (subreg_lsb): Change to call new subreg_lsb_1 helper function.
+ * rtl.h (subreg_lsb_1): Prototype here.
+ * simplify-rtx.c (simplify_subreg): Optimize subregs of zero and
+ sign extensions.
+
+2004-01-22 Kazu Hirata <kazu@cs.umass.edu>
+
+ * doc/tm.texi (CASE_VECTOR_PC_RELATIVE): Mention that the
+ macro need not be defined if jump-tables should contain
+ relative addresses only when -fPIC or -fPIC is in effect.
+
+2004-01-22 Jan Hubicka <jh@suse.cz>
+
+ * alias.c (reg_base_value): Turn into varray.
+ (reg_base_value_size): Kill.
+ (old_reg_base_value): New deletable varray.
+ (alias_invariant_size): New variable.
+ (REG_BASE_VALUE): Update to use varray.
+ (find_base_value): Likewise.
+ (record_set): Likewise.
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Likewise.
+ (record_set): Likewise
+ (record_base_value): Likewise.
+ (memrefs_conflict_p): Use alias_invariant_size.
+ (init_alias_analysis): Use varray; set alias_invariant_size;
+ rescale other arrays to be sized by maxreg.
+ (end_alias_analysis): Save reg_base_value; clear alias_invariant_size.
+
2004-01-22 Eric Botcazou <ebotcazou@libertysurf.fr>
* config/sparc/sparc.c (function_arg_slotno): Use
2004-01-21 Andrew Pinski <apinski@apple.com>
PR target/13785
- * config/rs6000/rs6000.md (call_value): Force operand
+ * config/rs6000/rs6000.md (call_value): Force operand
1 not operand 0 into a register.
2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
2004-01-21 Caroline Tice <ctice@apple.com>
PR target/12308
- * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
+ * config/i386/i386.md (fix_truncxfdi2): Add clause to clobber
flags register.
(fix_truncdfdi2): Likewise.
(fix_truncsfdi2): Likewise.
(fix_truncdfhi2): Likewise.
(fix_truncsfhi2): Likewise.
(*fix_trunchi_1): Likewise.
-
+
2004-01-21 Kazu Hirata <kazu@cs.umass.edu>
* alias.c, basic-block.h, c-common.c, c-common.h,
* invoke.texi (-O1): Document change.
See ChangeLog.10 for earlier changes.
+
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