* tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
between positive and negative dependence distance using DDR_REVERSED_P.
From-SVN: r128420
2007-09-12 Christopher D. Rickett <crickett@lanl.gov>
PR fortran/33395
* trans-expr.c (gfc_conv_initializer): Remove unnecessary test for
intmod_sym_id and use derived symbol to set new kind of C_NULL_PTR
and C_NULL_FUNPTR expressions.
2007-09-12 Christopher D. Rickett <crickett@lanl.gov>
PR fortran/33395
* gfortran.dg/c_ptr_tests_12.f03: New test case.
From-SVN: r128418
* tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
for oprnd1 if not required.
(vectorizable_operation): Use scalar operand in SLP in case of
shift with scalar argument.
From-SVN: r128412
2007-09-11 James E. Wilson <wilson@specifix.com>
* defaults.h (DWARF2_UNWIND_INFO): Don't define if
TARGET_UNWIND_INFO is defined.
* config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
after definition.
From-SVN: r128409
* config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
operands to DFmode GE or LE compares.
testsuite/
* gcc.target/spu/dfcgt-nan.c: New test.
From-SVN: r128404
* tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
ada/
* decl.c (array_type_has_nonaliased_component): New predicate.
(gnat_to_gnu_field) <E_Array_Type>: Invoke the above predicate to
set the TYPE_NONALIASED_COMPONENT flag on the type.
<E_Array_Subtype>: Likewise.
* gigi.h (type_for_nonaliased_component_p): Declare.
* utils.c (type_for_nonaliased_component_p): New predicate.
(create_field_decl): Invoke the above predicate to set the
DECL_NONADDRESSABLE_P flag on the field.
From-SVN: r128391
2007-09-11 Christopher D. Rickett <crickett@lanl.gov>
PR fortran/33040
* trans-expr.c (gfc_trans_structure_assign): Convert component
C_NULL_PTR and C_NULL_FUNPTR component initializers to (void *).
* trans-types.c (gfc_get_derived_type): Create a backend_decl for
the c_address field of C_PTR and C_FUNPTR and ensure initializer
is of proper type/kind for (void *).
2007-09-11 Christopher D. Rickett <crickett@lanl.gov>
PR fortran/33040
* gfortran.dg/c_ptr_tests_11.f03: New test case.
From-SVN: r128385
* builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
* builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
error if __builtin_va_arg_pack_len () wasn't optimized out during
inlining.
* tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
with the number of inline's anonymous arguments.
* doc/extend.texi: Document __builtin_va_arg_pack_len ().
* gcc.dg/va-arg-pack-len-1.c: New test.
* g++.dg/va-arg-pack-len-1.C: New test.
From-SVN: r128376
2007-09-11 Javier Miranda <miranda@adacore.com>
* einfo.ads, einfo.adb (Dispatch_Table_Wrapper): New attribute. Present
in library level record type entities if we are generating statically
allocated dispatch tables.
* exp_disp.adb (Make_Tags/Make_DT): Replace previous code
importing/exporting the _tag declaration by new code
importing/exporting the dispatch table wrapper. This change allows us
to statically allocate of the TSD.
(Make_DT.Export_DT): New procedure.
(Build_Static_DT): New function.
(Has_DT): New function.
* freeze.adb (Freeze_Static_Object): Code cleanup: Do not reset flags
True_Constant and Current_Value. Required to statically
allocate the dispatch tables.
(Check_Allocator): Make function iterative instead of recursive.
Also return inner allocator node, when present, so that we do not have
to look for that node again in the caller.
From-SVN: r128368
gcc/
* config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
settings for MIPS16.
(mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
From-SVN: r128366
gcc/
* config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
SYMBOL_FORCE_TO_MEM constants.
(mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
(mips16_rewrite_pool_refs_info): New structure.
(mips16_rewrite_pool_constant): New function, split out from...
(mips16_rewrite_pool_refs): ...here. Take a pointer to a
mips16_rewrite_pool_refs_info structure rather than a pointer
to a constant pool. Force force_to_mem_operands into memory.
(mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
* config/mips/predicates.md (force_to_mem_operand): New predicate.
* config/mips/constraints.md (kf): New constraint.
* config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
(*movsi_mips16): Likewise.
From-SVN: r128365
gcc/
2007-09-11 Richard Sandiford <richard@codesourcery.com>
Nigel Stephens <nigel@mips.com>
David Ung <davidu@mips.com>
* config/mips/mips.h (CONSTANT_POOL_COST): Move to...
* config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
(mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
(mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
(mips_zero_extend_cost): New functions.
(mips_rtx_costs): Treat COMPARE constants as having zero cost.
Use the new functions. Tweak many cost estimates, both here
and in the new subroutines. Return false when the cost of the
operands has not been calculated. Check for *clear_upper32.
Check for floating-point multiply-add, reciprocal and rsqrt
patterns. Handle comparison and rotation codes.
Co-Authored-By: David Ung <davidu@mips.com>
Co-Authored-By: Nigel Stephens <nigel@mips.com>
From-SVN: r128364
gcc/
PR c/30013
* config/dfp-bit.c: Don't skip TFmode conversions; move strto*
declarations to top.
(DFP_TO_BFP): Use for either XFmode or TFmode.
(BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
of BFP_VIA_TYPE.
* config/dfp-bit.h: Include float.h.
(LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
which doesn't mean the same thing.
(BFP_KIND): Use 4 to mean TFmode.
(BFP_FMT): Specify the number of decimal digits based on the
number of mantissa digits.
(BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
(BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
(STR_TO_BFP): Use strtold for XFmode or TFmode.
(TFtype): Define if TFmode is supported.
* doc/libgcc.texi (Decimal float library routines): Document
TF conversion functions.
gcc/testsuite/
* gcc.dg/dfp/convert-bfp.c: Replace SKIP_LONG_DOUBLE with runtime
checks for size of long double.
* gcc.dg/dfp/convert.h: New file.
* gcc.dg/dfp/convert-bfp-2.c: New test.
* gcc.dg/dfp/convert-bfp-3.c: Ditto.
* gcc.dg/dfp/convert-bfp-4.c: Ditto.
* gcc.dg/dfp/convert-bfp-5.c: Ditto.
* gcc.dg/dfp/convert-bfp-6.c: Ditto.
* gcc.dg/dfp/convert-bfp-7.c: Ditto.
* gcc.dg/dfp/convert-bfp-8.c: Ditto.
* gcc.dg/dfp/convert-bfp-9.c: Ditto.
* gcc.dg/dfp/convert-bfp-10.c: Ditto.
* gcc.dg/dfp/convert-bfp-11.c: Ditto.
From-SVN: r128361
* config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
(TARGET_SCALAR_MODE_SUPPORTED_P): Define.
(mips_emit_compare): Process fixed-point modes.
(mips_pad_arg_upward): Support fixed-point types.
(override_options): Allow fixed-point modes in accumulators.
(mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
(mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
(mips_scalar_mode_supported_p): New function to accept fixed-point
modes if the width is not greater than two BITS_PER_WORD.
* config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
LONG_LONG_ACCUM_TYPE_SIZE): Define.
* config/mips/mips.md ("d"): Update mode attribute for fixed-point
modes.
("IMODE"): New mode attribute.
(mips-fixed.md): Include.
* config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
ACCUM, UACCUM.
* config/mips/mips-fixed.md: New file.
From-SVN: r128360
