r118575 - in /branches/fixed-point/gcc: ChangeL...

[chaoyingfu at gcc dot gnu dot org]

Author: chaoyingfu
Date: Wed Nov  8 01:59:55 2006
New Revision: 118575

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=118575
Log:
* defaults.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.

* tree.def (FIXED_POINT_TYPE): New type.

* tree.h (struct tree_common): Add saturating_flag.
(TYPE_SATURATING): Define.
(TYPE_IBIT, TYPE_FBIT): Define.
(enum tree_index): Add new enumeration values
TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
(sat_short_fract_type_node, sat_fract_type_node,
sat_long_fract_type_node, sat_long_long_fract_type_node,
sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
sat_unsigned_long_fract_type_node,
sat_unsigned_long_long_fract_type_node, short_fract_type_node,
fract_type_node, long_fract_type_node, long_long_fract_type_node,
unsigned_short_fract_type_node, unsigned_fract_type_node,
unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
sat_short_accum_type_node, sat_accum_type_node,
sat_long_accum_type_node, sat_long_long_accum_type_node,
sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
sat_unsigned_long_accum_type_node,
sat_unsigned_long_long_accum_type_node, short_accum_type_node,
accum_type_node, long_accum_type_node, long_long_accum_type_node,
unsigned_short_accum_type_node, unsigned_accum_type_node,
unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
sat_utq_type_node, ha_type_node, sa_type_node, da_type_node
ta_type_node, uha_type_node, usa_type_node, uda_type_node,
uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
sat_uda_type_node, sat_uta_type_node): New macro.
(make_fract_type, make_accum_type, make_or_reuse_fract_type,
make_or_reuse_accum_type): Declare.
(make_signed_fract_type, make_unsigned_fract_type,
make_sat_signed_fract_type, make_sat_unsigned_fract_type,
make_signed_accum_type, make_unsigned_accum_type,
make_sat_signed_accum_type, make_sat_unsigned_accum_type,
make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
make_or_reuse_sat_signed_fract_type,
make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
make_or_reuse_sat_unsigned_accum_type): New macro.

* tree.c (make_or_reuse_fract_type, make_or_reuse_accum_type): New.
(build_common_tree_nodes_2): Add fixed-point type nodes.

* stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
(layout_type): Handle FIXED_POINT_TYPE.
(make_fract_type, make_accum_type): New.

* c-common.h (enum rid): Add new enumeration values RID_FRACT,
RID_ACCUM, RID_SAT.

* c-parser.c (reswords): Add _Fract, _Accum, _Sat.
(c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, RID_SAT.
(c_token_starts_declspecs): Likewise.
(c_parser_attributes): Likewise.

* c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
(c_declspecs): Add saturating_p.

* c-decl.c (build_null_declspecs): Initialize saturating_p.
(declspecs_add_qual): Handle RID_SAT.
(declspecs_add_type): Avoid using complex with _Fract or _Accum.
Handle RID_FRACT and RID_ACCUM.
(finish_declspecs): Handle cts_fract and cts_accum.

* dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
(is_base_type): Add FIXED_POINT_TYPE.
(add_type_attribute): Handle FIXED_POINT_TYPE.
(gen_type_die): Handle FIXED_POINT_TYPE.

* targhooks.c (default_scalar_mode_supported_p): Handle
MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.

* doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.


Modified:
    branches/fixed-point/gcc/ChangeLog
    branches/fixed-point/gcc/c-common.h
    branches/fixed-point/gcc/c-decl.c
    branches/fixed-point/gcc/c-parser.c
    branches/fixed-point/gcc/c-tree.h
    branches/fixed-point/gcc/defaults.h
    branches/fixed-point/gcc/doc/c-tree.texi
    branches/fixed-point/gcc/dwarf2out.c
    branches/fixed-point/gcc/stor-layout.c
    branches/fixed-point/gcc/targhooks.c
    branches/fixed-point/gcc/tree.c
    branches/fixed-point/gcc/tree.def
    branches/fixed-point/gcc/tree.h