PR optimization/6713
* loop.c (loop_givs_rescan): Explicitly delete the insn that
sets a non-replaceable giv after issuing the new one.
Co-Authored-By: Glen Nakamura <glen@imodulo.com>
From-SVN: r55539
* config/sh/lib1funcs.asm (FMOVD_WORKS): Don't define for little endian.
* sh.h (OVERRIDE_OPTIONS): Don't set FMOVD_BIT for little endian.
From-SVN: r55531
PR c++/3797
* decl.c (duplicate_decls): Don't propagate inlining parameters from
olddecl to newdecl when newdecl is a specialization of the
instantiation olddecl.
From-SVN: r55525
* config/mips/mips-protos.h (mips_sign_extend): Declare.
* config/mips/mips.h (MASK_DEBUG_H, TARGET_DEBUG_H_MODE): Remove.
(TARGET_SWITCHES): Remove debugh.
(ISA_HAS_TRUNC_W): New macro.
(CLASS_CANNOT_CHANGE_MODE): Include FP_REGS if TARGET_FLOAT64.
(PREDICATE_CODES): Remove se_nonimmediate_operand.
* config/mips/mips.c (movdi_operand): Allow sign-extensions of
any SImode move_operand.
(se_nonimmediate_operand): Remove.
(mips_sign_extend): New.
(mips_move_2words): Use it for sign-extended source operands.
(override_options): Allow integers to be put into single FPRs.
(mips_secondary_reload_class): Handle integers in float registers.
* config/mips/mips.md (extendsidi2): Turn into a define_expand.
(fix_truncsfsi2, fix_truncdfsi2): Likewise.
(fix_truncdfsi2_insn, fix_truncdfsi2_macro): New.
(fix_truncsfsi2_insn, fix_truncsfsi2_macro): New.
(fix_truncdfdi2): Provide only a single alternative, in which the
integer is in a float register. Depend on TARGET_FLOAT64 rather
than TARGET_64BIT.
(fix_truncsfdi2, floatdidf2, floatdisf2): Likewise.
(floatsidf2, floatsisf2): Likewise, but no TARGET_FLOAT64 dependency.
(movdi_internal2): Don't allow the source operand to be sign-extended.
Add alternatives for float registers.
(*movdi_internal2_extend): New. Version of movdi_internal2 that
allows sign-extension.
(*movdi_internal2_mips16): Name the existing mips16 movdi pattern.
(movsi_internal2): Rename to movsi_internal. Add alternatives for
float registers. Remove TARGET_DEBUG_H_MODE test.
(movhi_internal1): Rename to movhi_internal. Don't check
TARGET_DEBUG_H_MODE. Fix transposed *d and *f source constraints.
(movqi_internal1): Rename to movqi_internal and remove
TARGET_DEBUG_H_MODE dependency.
(movsi_internal1, movhi_internal2, movqi_internal2): Remove.
From-SVN: r55514
* config/i386/i386.c (ix86_expand_int_movcc): In the case where
the comparison directly gives a mask suppress addition when cf is
zero by complementing the mask.
From-SVN: r55505
* darwin.c (func_name_maybe_scoped): Remove unused decl.
(machopic_function_base_name): Declare result to be const.
(machopic_non_lazy_ptr_name): Ditto.
(machopic_stub_name): Ditto.
* darwin-protos.h: Ditto for the prototypes.
From-SVN: r55501
* gcc/config/pa/long_double.h (FIXUNS_TRUNCTFDI2_LIBCALL): New define.
(fixunstfdi_libfunc): Change to use FIXUNS_TRUNCTFDI2_LIBCALL.
* gcc/config/pa/quadlib.c (_U_Qfcnvfxt_quad_to_udbl): New function.
From-SVN: r55490
* gcc/explow.c (convert_memory_address): Remove special handling
when POINTERS_EXTEND_UNSIGNED < 0.
* gcc/config/ia64.md (movsi_symbolic): New instruction for ILP32
mode.
(movedi_symbolic): Fix typo.
(load_fptr): Remove mode restriction so it works for SI and DI.
(load_fptr_internal1): Ditto.
(load_gprel): Ditto.
(load_symptr_internal1): Ditto.
(call_pic): Ditto.
* gcc/config/ia64.c (call_operand): Modify mode check.
(ia64_expand_load_address): Handle DI and SI addresses and symbols.
(ia64_expand_move): Ditto.
(ia64_assemble_integer): Handle SImode function pointers.
(ia64_expand_fetch_and_op): Handle SImode mem addresses.
(ia64_expand_op_and_fetch): Ditto.
(ia64_expand_compare_and_swap): Ditto.
(ia64_expand_lock_test_and_set): Ditto.
(ia64_expand_lock_release): Ditto.
From-SVN: r55488
From: Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
* arm.c (emit_sfm): Don't set RTX_FRAME_RELATED_P on DWARF.
From: Jeroen Dobbelaere <jeroen.dobbelaere@acunia.com>
and Richard Earnshaw <rearnsha@arm.com>
* arm.h (LEGITIMATE_PIC_OPERAND_P): Only test
CONSTANT_POOL_ADDRESS_P if a SYMBOL_REF. Simplify logic.
Co-Authored-By: Richard Earnshaw <rearnsha@arm.com>
From-SVN: r55487
* arm.md (stack_tie): New insn. Use an idiom that the alias code
understands to be a memory clobber.
* arm.c (arm_expand_prologue): Use it.
From-SVN: r55486
* ra.c: New file.
* ra.h: New file.
* ra-build.c: New file.
* ra-colorize.c: New file.
* ra-debug.c: New file.
* ra-rewrite.c: New file.
* Makefile.in (ra.o, ra-build.o, ra-colorize.o, ra-debug.o,
(ra-rewrite.o): New .o files for libbackend.a.
(GTFILES): Add basic-block.h.
* toplev.c (flag_new_regalloc): New.
(f_options): New option "new-ra".
(rest_of_compilation): Call initialize_uninitialized_subregs()
only for the old allocator. If flag_new_regalloc is set, call
new allocator, instead of local_alloc(), global_alloc() and
friends.
* doc/invoke.texi: Document -fnew-ra.
* basic-block.h (FOR_ALL_BB): New.
* config/rs6000/rs6000.c (print_operand): Write small constants
as @l+80.
* df.c (read_modify_subreg_p): Narrow down cases for a rmw subreg.
(df_reg_table_realloc): Make size at least as large as max_reg_num().
(df_insn_table_realloc): Size argument now is absolute, not relative.
Changed all callers.
* gengtype.c (main): Add the pseudo-type "HARD_REG_SET".
* regclass.c (reg_scan_mark_refs): Ignore NULL rtx's.
2002-06-20 Michael Matz <matz@suse.de>
* df.h (struct ref.id): Make unsigned.
* df.c (df_bb_reg_def_chain_create): Remove unsigned cast.
2002-06-13 Michael Matz <matz@suse.de>
* df.h (DF_REF_MODE_CHANGE): New flag.
* df.c (df_def_record_1, df_uses_record): Set this flag for refs
involving subregs with invalid mode changes, when
CLASS_CANNOT_CHANGE_MODE is defined.
2002-05-07 Michael Matz <matz@suse.de>
* reload1.c (fixup_abnormal_edges): Don't insert on NULL edge.
2002-05-03 Michael Matz <matz@suse.de>
* sbitmap.c (sbitmap_difference): Accept sbitmaps of different size.
Sat Feb 2 18:58:07 2002 Denis Chertykov <denisc@overta.ru>
* regclass.c (regclass): Work with all regs which have sets or
refs.
(reg_scan_mark_refs): Count regs inside (clobber ...).
2002-01-04 Michael Matz <matzmich@cs.tu-berlin.de>
* df.c (df_ref_record): Correctly calculate SUBREGs of hardregs.
(df_bb_reg_def_chain_create, df_bb_reg_use_chain_create): Only
add new refs.
(df_bb_refs_update): Don't clear insns_modified here, ...
(df_analyse): ... but here.
* sbitmap.c (dump_sbitmap_file): New.
(debug_sbitmap): Use it.
* sbitmap.h (dump_sbitmap_file): Add prototype.
2001-08-07 Daniel Berlin <dan@cgsoftware.com>
* df.c (df_insn_modify): Grow the UID table if necessary, rather
than assume all emits go through df_insns_modify.
2001-07-26 Daniel Berlin <dan@cgsoftware.com>
* regclass.c (reg_scan_mark_refs): When we increase REG_N_SETS,
increase REG_N_REFS (like flow does), so that regclass doesn't
think a reg is useless, and thus, not calculate a class, when it
really should have.
2001-01-28 Daniel Berlin <dberlin@redhat.com>
* sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP_REV): New macro, needed for
dataflow analysis.
From-SVN: r55485
* expr.c (emit_move_insn_1): Handle arbitrary moves that are
the same size as a word.
* regrename.c (find_oldest_value_reg): Take WORDS_BIG_ENDIAN /
BYTES_BIG_ENDIAN into account.
From-SVN: r55482
