* configure.ac (mips*-*-*linux*, mips*-*-gnu*): Use mt-mips-gnu.
* configure: Regenerate.
config/
* mt-mips16-compat: New file, taken from mt-mips-elfoabi.
* mt-mips-elfoabi: Include mt-mips16-compat.
* mt-mips-gnu: New file.
gcc/
* config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
mips/t-libgcc-mips16 to tmake_file.
* config/mips/mips-protos.h (mips_call_type): New enum.
(mips_pic_base_register, mips_got_load): Declare.
(mips_restore_gp): Take an rtx argument.
(mips_use_pic_fn_addr_reg_p): Declare.
(mips_expand_call): Replace the sibcall_p argument with
a mips_call_type argument. Add a lazy_p parameter.
(mips_split_call): Declare.
* config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
(MIPS16_PIC_TEMP): Likewise.
(reg_class): Delete M16_NA_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
(SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
(mips_split_hi_p): Declare.
* config/mips/mips.c (mips_split_hi_p): New array.
(mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
(mips_got_symbol_type_p): New function.
(mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
(mips16_stub_function_p): New function.
(mips16_local_function_p): Likewise.
(mips_use_pic_fn_addr_reg_p): Likewise.
(mips_cannot_force_const_mem): Return false for HIGHs.
Extend CONST_INT and symbolic handling to MIPS16, using
mips_symbol_insns to check that the base symbol type is a
legitimate constant. Reject GOT-based constants if
TARGET_MIPS16_PCREL_LOADS.
(mips_const_insns): Check targetm.cannot_force_const_mem when
decomposing a symbolic base and a large offset.
(mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
When calling a function that needs $25 from MIPS16 code,
move the target address into $25 separately and add a USE
to the call insn.
(mips16_gp_pseudo_reg): Insert the initializer immediately
before the first real insn.
(mips_pic_base_register, mips_got_load): New functions.
(mips_split_symbol): Generalize the name of the LO_SUM_OUT
parameter to LOW_OUT. Say that it can be any valid SET_SRC
when splitting a load-address operation. Split SYMBOL_GOT_DISP
constants and highs of SYMBOL_GOT_PAGE_OFST constants.
(mips_call_tls_get_addr): Update the call to mips_expand_call,
also passing NULL_RTX rather than const0_rtx as the aux argument.
(mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
instead of TARGET_EXPLICIT_RELOCS.
(mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
(mips_load_call_address): Replace the sibcall_p argument with
a mips_call_type argument. Use mips_got_load.
(mips16_local_alias): New structure.
(mips16_local_aliases): New variable.
(mips16_local_aliases_hash): New function.
(mips16_local_aliases_eq): Likewise.
(mips16_local_alias): Likewise.
(mips16_stub_function): Likewise.
(mips16_build_function_stub): Create a local alias for the target
function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
.cpload directive and an R_MIPS_NONE relocation for the target
function, then load the alias rather than the function itself.
Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
(mips16_copy_fpr_return_value): Use mips16_stub_function and
mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
(mips16_build_call_stub): Replace the FN parameter with an
FN_PTR parameter. Force the address into a register if it
isn't a call_insn_operand; don't rely on the caller to do this.
If a call to a locally-defined and locally-binding MIPS16
function must be made indirectly, redirect the call to the
function's local alias. Use mips16_stub_function_p,
mips16_stub_function, mips_expand_call and use_reg.
Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
Use explicit %hi and %lo accesses where possible.
Use MIPS_CALL to generate the correct code form of a
jal instruction. Add clobbers of $18 instead of uses.
Update the call to mips_emit_call_insn.
(mips_expand_call): Replace the SIBCALL_P argument with a
mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
Take a LAZY_P parameter. Call mips16_build_call_stub first,
allowing it to modify the call address. Update the calls to
mips_load_call_address and mips_emit_call_insn.
(mips_split_call): New function.
(mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
!TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
(mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
(mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
if TARGET_MIPS16.
(mips_cprestore_slot): New function.
(mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
and use mips_cprestore_slot.
(mips_output_function_prologue): Handle TARGET_MIPS16 for
LOADGP_OLDABI.
(mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
then use a copygp_mips16 instruction to set up $28.
(mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
(mips16_lay_out_constants): Call split_all_insns_noflow.
(mips_reorg_process_insns): Explicitly set all_noreorder_p to
false if TARGET_MIPS16.
(mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
(mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
(mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
MIPS16 code. Allow MIPS16 o32 PIC.
(mips_override_options): Allow MIPS16 o32 PIC.
* config/mips/mips.md: Lower CONST_GP_P moves into register moves
after reload if TARGET_USE_GOT.
(UNSPEC_COPYGP): New constant.
(length): Use a default length of 8 for MIPS16 GOT loads.
(*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
(*got_page<mode>): Check mips_split_hi_p.
(*got_disp<mode>, *got_page<mode>): Use mips_got_load.
(unspec_got<mode>, unspec_call<mode>): New expanders.
(load_got<mode>, load_call<mode>): Remove the length attributes.
Use a got attribute instead of a type attribute.
(copygp_mips16): New insn.
(restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
(load_call<mode>): Use a "d" constraint instead of an "r" constraint.
(sibcall, sibcall_value, call, call_value): Update the calls
to mips_expand_call.
(call_internal, call_value_internal): Use mips_split_call.
(call_value_multiple_internal): Likewise.
(call_split): Move after call_internal (the insn it is split from).
(call_internal_direct, call_value_internal_direct): Turn into
define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
(call_direct_split, call_value_direct_split): New patterns.
* config/mips/constraints.md (c): Handle TARGET_MIPS16 first
and use M16_REGS instead of M16_NA_REGS.
* config/mips/predicates.md (const_call_insn_operand): Replace
the TARGET_ABSOLUTE_ABICALLS-based check with a more general
mips_use_pic_fn_addr_reg_p check.
(move_operand): Reject HIGHs if mips_split_hi_p.
* config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
(__mips16_floatunsisf): Inline __mips16_floatsisf.
(CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
* config/mips/libgcc-mips16.ver: New file.
* config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
$(srcdir)/config/mips/libgcc-mips16.ver.
gcc/testsuite/
* lib/target-supports.exp (check_profiling_available): Return false
for -p and -pg on MIPS16 targets.
From-SVN: r138912
gcc/
* config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
(FUNCTION_PROFILER): Save the static chain pointer into $2
beforehand and restore it aftewards.
(TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
address directly into $25 and call the function through $25;
do not clobber $3. Pad the DImode version to cover the space
left by the deleted $25 <- $3 move.
(TRAMPOLINE_SIZE): Adjust the size of the SImode version after
the removal of the $25 <- $3 move.
(INITIALIZE_TRAMPOLINE): Update offsets accordingly.
* config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
From-SVN: r138909
2008-08-09 Richard Guenther <rguenther@suse.de>
* gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
* gimple.h (gimple_call_fn): Adjust comment.
(gimple_call_set_fndecl): New function.
(gimple_call_fndecl): Adjust for GIMPLE_CALL no
longer having bare FUNCTION_DECL operand.
(gimple_call_return_type): Likewise.
* tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
* value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
(gimple_mod_pow2): Likewise.
(gimple_mod_subtract): Likewise.
(gimple_ic): Likewise.
(gimple_stringop_fixed_value): Likewise.
(gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
longer having bare FUNCTION_DECL operand.
* ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
* omp-low.c (optimize_omp_library_calls): Likewise.
* cgraphunit.c (update_call_expr): Likewise.
* tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
(execute_convert_to_rsqrt): Likewise.
* cfgexpand.c (gimple_to_tree): Simplify.
(release_stmt_tree): Fix for GIMPLE_CALL no longer having
bare FUNCTION_DECL operand.
* tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
(convert_gimple_call): Use gimple_call_fndecl.
* c-common.c (c_warn_unused_result): Likewise.
* gcc.dg/tree-ssa/inline-2.c: New testcase.
From-SVN: r138907
2008-08-09 Paul Thomas <pault@gcc.gnu.org>
PR fortran/37011
* symbol.c (gfc_add_extension): New function.
* decl.c (gfc_get_type_attr_spec): Call it.
(gfc_match_derived_decl): Set symbol extension attribute from
attr.extension.
* gfortran.h : Add prototype for gfc_add_extension.
From-SVN: r138891
PR c++/35985
* decl.c (xref_basetypes): Check base for MAYBE_CLASS_TYPE_P,
and make sure it is not a union.
* g++.dg/inherit/base3.C: New.
From-SVN: r138886
2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
* tree-vect-transform.c (vectorizable_conversion): Pass the integral
type to vectorize.builtin_conversion.
(vectorizable_conversion): Likewise.
* config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
integral type as input.
* config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
FIX_TRUNC_EXPR.
(rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
and ALTIVEC_BUILTIN_VCTSXS.
(rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
formatting.
From-SVN: r138885
2008-08-08 Daniel Kraft <d@domob.eu>
* gfortran.h (gfc_finalizer): Replaced member `procedure' by two
new members `proc_sym' and `proc_tree' to store the symtree after
resolution.
(gfc_find_sym_in_symtree): Made public.
* decl.c (gfc_match_final_decl): Adapted for new member name.
* interface.c (gfc_find_sym_in_symtree): Made public.
(gfc_extend_expr), (gfc_extend_assign): Changed call accordingly.
* module.c (mio_finalizer), (mio_f2k_derived), (mio_full_f2k_derived):
New methods for module-file IO of f2k_derived.
(mio_symbol): Do IO of f2k_derived namespace.
* resolve.c (gfc_resolve_finalizers): Adapted for new member name and
finding the symtree for the symbol here.
* symbol.c (gfc_free_finalizer): Adapted for new members.
2008-08-08 Daniel Kraft <d@domob.eu>
* gfortran.dg/finalize_9.f03: New test.
* gfortran.dg/module_md5_1.f90: Adapted MD5-sum for changed module
file format.
From-SVN: r138884
2008-08-08 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (likely_value): Calls are not all varying.
(surely_varying_stmt_p): Calls are varying only if they are
non-builtin and not indirect or have no result.
(ccp_fold): Re-instantiate code before the tuples merge.
* gcc.dg/tree-ssa/ssa-ccp-20.c: New testcase.
From-SVN: r138882
2008-08-08 Ed Schonberg <schonberg@adacore.com>
* freeze.adb (Generate_Prim_Op_References): New procedure, abstracted
from Freeze_Entity. Used to generate cross-reference information for
types declared in generic packages.
From-SVN: r138881
2008-08-08 Bob Duff <duff@adacore.com>
* gnat_ugn.texi: The "Run-Time Checks" section said "arithmetic overflow
checking for integer operations (including division by zero)", which
is wrong -- divide by zero is not part of overflow checking.
Also added misc clarification about what check-suppression means.
* gnat_rm.texi: Clarify the meaning of pragma Suppress.
From-SVN: r138879
2008-08-08 Thomas Quinot <quinot@adacore.com>
* g-soccon.ads: New file.
* g-stheme.adb, g-socthi-vms.adb, g-socthi-vxworks.adb,
g-socthi-mingw.adb, g-sttsne-vxworks.adb, g-socthi.adb,
g-stsifd-sockets.adb, g-socket.adb, g-socket.ads,
g-sothco.adb, g-sothco.ads: Add back GNAT.Sockets.Constants as a child
unit, to allow building software that depends on this internal unit
with both older and newer compilers.
From-SVN: r138877
2008-08-08 Thomas Quinot <quinot@adacore.com>
* gsocket.h:
On Windows, include <errno.h> and redefine only selected errno values
from their <winsock2.h> definitions.
From-SVN: r138874
2008-08-08 Thomas Quinot <quinot@adacore.com>
* gcc-interface/Makefile.in, gcc-interface/Make-lang.in: Revert
previous change, not needed after all.
From-SVN: r138871
* i386.h (ix86_size_cost): Declare.
(ix86_cur_cost): New function macro.
* i386.md (peepholes expanding size and splitters): Predicate by
optimize_insn_for_speed_p.
(peepholes reduce size and splitters): Predicate by
optimize_insn_for_size_p.
* i386.c (ix86_size_cost): Rename from ...
(size_cost): This one.
(override_options): Update.
(decide_alg): Likewise.
(ix86_expand_clear): Use RTL profile.
(ix86_pad_returns): Use RTL profile.
From-SVN: r138864
2008-08-08 Paolo Carlini <paolo.carlini@oracle.com>
* include/bits/ios_base.h: Undef _IOS_BASE_SEEK_CUR and
_IOS_BASE_SEEK_END at the end of the file.
* include/bits/char_traits.h: Likewise for _CHAR_TRAITS_EOF.
From-SVN: r138862
Richard Sandiford
Richard Guenther
Paolo Carlini
Manuel López-Ibáñez
GCC Administrator
Paul Thomas
Peter Bergner
Volker Reichelt
Dorit Nuzman
Daniel Kraft
Ed Schonberg
Thomas Quinot
Arnaud Charlet
Robert Dewar
Jan Hubicka
Paolo Carlini
Kaveh R. Ghazi
Bob Wilson
Richard Henderson
Aaron W. LaFramboise
H.J. Lu
Joseph Myers