PR rtl-opt/17186
* reg-stack.c (move_nan_for_stack_reg): New.
(subst_stack_regs_pat): Use it.
(move_for_stack_reg): Handle source register not live with a nan.
From-SVN: r92073
PR middle-end/12454
* cp-gimplify.c (gimplify_if_stmt): Optimize the case where the
condition is a constant and the unexecuted clause is empty.
From-SVN: r92067
PR middle-end/17564
* dojump.c (do_compare_and_jump): Only canonicalize function pointers
in a comparison if both sides are function pointers.
Co-Authored-By: John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
From-SVN: r92061
PR target/18932
* config/i386/i386.md (all splits and peepholes): Use flags_reg_operand
and compare_operator to propagate the input CC mode to the output.
* config/i386/predicates.md (compare_operator): New.
From-SVN: r92058
2004-12-12 Steven G. Kargl <kargls@comcast.net>
Paul Brook <paul@codesourcery.com>
PR fortran/16222
* resolve.c (gfc_resolve_iterator_expr): New function.
(gfc_resolve_iterator): Use it. Add real_ok argument. Convert
start, end and stride to correct type.
(resolve_code): Pass extra argument.
* array.c (resolve_array_list): Pass extra argument.
* gfortran.h (gfc_resolve): Add prototype.
* trans-stmt.c (gfc_trans_do): Remove redundant type conversions.
Handle real type iterators.
testsuite/
* gfortran.dg/real_do_1.f90: New test.
Co-Authored-By: Paul Brook <paul@codesourcery.com>
From-SVN: r92057
2004-12-13 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-loop-ch.c (copy_loop_headers): Loop can be null.
* tree-ssa-loop-im.c (determine_lsm): tree_root may not have a real
inner loop.
From-SVN: r92048
* reg-stack.c (change_stack): Avoid placing the new top-of-stack in
its correct location during popping if we need to permute the stack
afterwards. Attempt to preserve the original stack ordering.
From-SVN: r92043
PR middle-end/18921
* fold-const.c (fold_unwidened_comparison): Use omit_one_operand
instead of constant_boolean_node as arg0 may have side-effects.
* gcc.dg/pr18921-1.c: New test case.
From-SVN: r92030
fortran/
PR fortran/17175
* iresolve.c (gfc_resolve_scale): Convert 'I' argument if not of
same kind as C's 'int'.
(gfc_resolve_set_eponent): Convert 'I' argument if not of kind 4.
testsuite/
PR fortran/17175
* gfortran.dg/scale_1.f90: New test.
From-SVN: r92029
PR target/18002
PR middle-end/18424
* dojump.c (do_jump): When attempting to reverse the effects of
fold_single_bit_test, we need to STRIP_NOPS and narrowing type
conversions, and handle BIT_XOR_EXPR that's used to invert the
sense of the single bit test.
From-SVN: r92024
* tree-into-ssa.c (REWRITE_THIS_STMT): Define.
(mark_def_sites): Clear REWRITE_THIS_STMT for statements that
don't need any operands rewritten.
(rewrite_stmt): Ignore statements that don't need to be
rewritten.
(rewrite_operand): Validate that an existing SSA_NAME is
identical to the current reaching definition of the operand.
* tree-dfa.c (mark_call_clobbered_vars_to_rename): New function.
* tree-vectorizer.c (vectorizable_load): Call it.
* tree-flow.h (mark_call_clobbered_vars_to_rename): Declare.
* tree-sra.c (mark_all_v_defs): Also mark VUSEs for renaming.
From-SVN: r92010
[include]
* fibheap.h (struct fibnode): Only use unsigned long bitfields
when __GNUC__ is defined and ints are less than 32-bits wide.
[libiberty]
* configure.ac: Invoke AC_CHECK_SIZEOF for sizeof (int).
* configure: Regenerate.
* config.in: Likewise.
From-SVN: r92009
[gcc/ChangeLog]
2004-12-10 Ziemowit Laski <zlaski@apple.com>
* c-typeck.c (lookup_field): Check if a TYPE_LANG_SPECIFIC
pointer field is set before dereferencing it.
From-SVN: r92007
2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/18903
* gcc.c-torture/compile/pr18903.c: New test.
2004-12-10 Andrew Pinski <pinskia@physics.uc.edu>
PR middle-end/18903
* tree-cfg.c (remove_bb): Put the moved label at the beginning
of the basic block.
From-SVN: r92006
* config/frv/frv-modes.def: Fix comment typos.
(CC_NZ): Define new mode.
* config/frv/frv-protos.h (frv_select_cc_mode): Declare.
(condexec_intop_cmp_operator): Delete.
* config/frv/frv.c (comparison_string): New function.
(frv_print_operand): Use it to handle 'c' and 'C'.
(relational_operator): Redefine in terms of integer_relational_operator
and float_relational_operator.
(signed_relational_operator, unsigned_relational_operator): Delete.
(integer_relational_operator): New predicate, combining the above.
Check the mode of the first operand but leave frv.md to check the rest.
(float_relational_operator): Just check the mode of the first operand
and leave frv.md to check the rest.
(intop_compare_operator): Assume the result is compared with zero
in mode CC_NZmode. Allow PLUS and MINUS. Leave frv.md to check
the operand predicates.
(condexec_intop_cmp_operator): Delete.
(frv_ifcvt_modify_tests, frv_ifcvt_modify_multiple_tests)
(frv_hard_regno_mode_ok): Handle CC_NZmode.
(frv_select_cc_mode): New function.
* config/frv/frv.h (SELECT_CC_MODE): Use frv_select_cc_mode.
(REVERSIBLE_CC_MODE): Include CC_NZmode.
(PREDICATE_CODES): Replace entries for signed_relational_operand and
unsigned_relational_operator with one for integer_relational_operator.
Delete entry for condexec_intop_cmp_operator.
* config/frv/frv.md (movcc_nz, *internal_movcc_nz, reload_incc_nz)
(reload_outcc_nz, *cmpsi_cc_nz, *cond_exec_cmpsi_cc_nz): New patterns.
(*combo_intop_compare2, *combo_intop_compare4): Delete.
(*combo_intop_compare1): Change mode to CC_NZ.
(*combo_intop_compare2): Likewise. Renamed from *combo_intop_compare3.
(branch_{un,}signed_true, branch_{un,}signed_false)
(*scc_{un,}signed, *scc_neg1_{un,}signed, *ck_{un,}signed)
(*movqicc_internal1_{un,}signed, *movqicc_internal2_{un,}signed)
(*movhicc_internal1_{un,}signed, *movhicc_internal2_{un,}signed)
(*movsicc_internal1_{un,}signed, *movsicc_internal2_{un,}signed)
(*movsfcc_has_fprs_{un,}signed, *movsfcc_no_fprs_{un,}signed)
(*return_{unsigned_,}true, *return_{unsigned_,}false): Merge these
pattern pairs. Use integer_relational_operator. Remove mode from
icc_operand.
From-SVN: r91997
PR c++/18731
* parser.c (cp_parser_class_head): Reject typedef-name in class head.
* g++.dg/parser/struct-1.C: New test.
* g++.dg/parser/struct-2.C: New test.
* g++.dg/parser/struct-3.C: New test.
From-SVN: r91993
