> I'd like to see the updated version of the whole of patch 3 (tested
> to be actually independent of the other patches) for review, though
> I won't be reviewing the C++ parts.
Here it is. Tested on x86_64. I include the msp430-modes.def patch
for demonstration purposes although obviously msp430's __int20 won't
work without the other patches.
gcc/
* machmode.h (int_n_data_t): New.
(int_n_enabled_p): New.
(int_n_data): New.
* tree.c (int_n_enabled_p): New.
(int_n_trees): New.
(make_or_reuse_type): Check for all __intN types, not just
__int128.
(build_common_tree_nodes): Likewise. Also fill in integer_typs[]
entries.
* tree.h (int128_integer_type_node): Remove.
(int128_unsigned_type_node): Remove.
(int_n_trees_t): New.
(int_n_enabled_p): New.
(int_n_trees): New.
* toplev.c (standard_type_bitsize): New.
(do_compile): Check which __intN types are enabled for the current
run.
* builtin-types.def (BT_INT128): Remove.
(BT_UINT128): Remove.
* machmode.def: Add macro to create __int128 for all targets.
* stor-layout.c (mode_for_size): Support __intN types.
(smallest_mode_for_size): Likewise.
(initialize_sizetypes): Support __intN types.
* genmodes.c (struct mode_data): Add int_n field.
(blank_mode): Likewise.
(INT_N): New.
(make_int_n): New.
(emit_insn_modes_h): Count __intN entries and define
NUM_INT_N_ENTS.
(emit_mode_int_n): New.
(emit_insn_modes_c): Call it.
* gimple.c (gimple_signed_or_unsigned_type): Check for all __intN
types, not just __int128.
* tree-core.h (integer_type_kind): Remove __int128-specific
entries, reserve spots for __intN entries.
gcc/c-family/
* c-pretty-print.c (pp_c_integer_constant): Check for all __intN
types, not just __int128.
* c-cppbuiltin.c (c_cpp_builtins): Add builtins for all __intN
types, not just __int128.
(type_suffix): Use type precision, not specific types.
* c-common.c (c_common_reswords): Remove __int128 special case.
(c_common_type_for_size): Check for all __intN types, not just
__int128.
(c_common_type_for_mode): Likewise.
(c_common_signed_or_unsigned_type): Likewise.
(c_build_bitfield_integer_type): Likewise.
(c_common_nodes_and_builtins): Likewise.
(keyword_begins_type_specifier): Likewise.
* c-common.h (rid): Remove RID_INT128 and add RID_INT_N_* for all
__intN variants.
gcc/c/
* c-parser.c (c_parse_init): Add RID entries for each __intN.
(c_token_starts_typename): Check all __intN, not just __int128.
(c_token_starts_declspecs): Likewise.
(c_parser_declspecs): Likewise.
(c_parser_attribute_any_word): Likewise.
(c_parser_objc_selector): Likewise.
* c-tree.h (c_typespec_keyword): cts_int128 -> cts_int_n.
(struct c_declspecs): Add int_n_idx field to record *which* __intN
is specified.
* c-decl.c (declspecs_add_type): Check for all __intN, not just
__int128.
(finish_declspecs): Likewise.
gcc/cp/
* typeck.c (cp_common_type): Check for all __intN types, not just
__int128.
* decl.c (grokdeclarator): Likewise.
* rtti.c (emit_support_tinfos): Check for all __intN types, not just
__int128.
* parser.c (cp_lexer_next_token_is_decl_specifier_keyword): Check
for all __intN types, not just __int128.
(cp_parser_simple_type_specifier): Likewise.
* mangle.c (integer_type_codes): Remove int128-specific codes.
* cp-tree.h (cp_decl_specifier_seq): Add int_n_idx to store which
__intN was specified.
* lex.c (init_reswords): Reserve all __intN keywords.
gcc/lto/
* lto-lang.c (lto_build_c_type_nodes): Check intN types for
size-type as well.
(lto_init): Initialize all intN types, not just int128.
* libstdc++-v3/
* src/c++11/limits.cc: Add support for __intN types.
* include/std/type_traits: Likewise.
* include/std/limits: Likewise.
* include/c_std/cstdlib: Likewise.
* include/bits/cpp_type_traits.h: Likewise.
* include/c_global/cstdlib: Likewise.
gcc/config/msp430
* config/msp430/msp430-modes.def (PSI): Add.
Index: gcc/machmode.h
===================================================================
--- gcc/machmode.h (revision 214383)
+++ gcc/machmode.h (working copy)
@@ -342,7 +342,19 @@ extern void init_adjust_machine_modes (v
GET_MODE_PRECISION (MODE2))
#define HWI_COMPUTABLE_MODE_P(MODE) \
(SCALAR_INT_MODE_P (MODE) \
&& GET_MODE_PRECISION (MODE) <= HOST_BITS_PER_WIDE_INT)
+typedef struct {
+ /* These parts are initailized by genmodes output */
+ unsigned int bitsize;
+ enum machine_mode m;
+ /* RID_* is RID_INTN_BASE + index into this array */
+} int_n_data_t;
+
+/* This is also in tree.h. genmodes.c guarantees the're sorted from
+ smallest bitsize to largest bitsize. */
+extern bool int_n_enabled_p[NUM_INT_N_ENTS];
+extern const int_n_data_t int_n_data[NUM_INT_N_ENTS];
+
#endif /* not HAVE_MACHINE_MODES */
Index: gcc/c-family/c-pretty-print.c
===================================================================
--- gcc/c-family/c-pretty-print.c (revision 214383)
+++ gcc/c-family/c-pretty-print.c (working copy)
@@ -917,12 +917,14 @@ pp_c_void_constant (c_pretty_printer *pp
/* Pretty-print an INTEGER literal. */
static void
pp_c_integer_constant (c_pretty_printer *pp, tree i)
{
+ int idx;
+
/* We are going to compare the type of I to other types using
pointer comparison so we need to use its canonical type. */
tree type =
TYPE_CANONICAL (TREE_TYPE (i))
? TYPE_CANONICAL (TREE_TYPE (i))
: TREE_TYPE (i);
@@ -947,15 +949,23 @@ pp_c_integer_constant (c_pretty_printer
pp_character (pp, 'u');
if (type == long_integer_type_node || type == long_unsigned_type_node)
pp_character (pp, 'l');
else if (type == long_long_integer_type_node
|| type == long_long_unsigned_type_node)
pp_string (pp, "ll");
- else if (type == int128_integer_type_node
- || type == int128_unsigned_type_node)
- pp_string (pp, "I128");
+ else for (idx = 0; idx < NUM_INT_N_ENTS; idx ++)
+ if (int_n_enabled_p[idx])
+ {
+ char buf[2+20];
+ if (type == int_n_trees[idx].signed_type
+ || type == int_n_trees[idx].unsigned_type)
+ {
+ sprintf (buf, "I%d", int_n_data[idx].bitsize);
+ pp_string (pp, buf);
+ }
+ }
}
/* Print out a CHARACTER literal. */
static void
pp_c_character_constant (c_pretty_printer *pp, tree c)
Index: gcc/c-family/c-cppbuiltin.c
===================================================================
--- gcc/c-family/c-cppbuiltin.c (revision 214383)
+++ gcc/c-family/c-cppbuiltin.c (working copy)
@@ -775,12 +775,14 @@ cpp_iec_559_complex_value (void)
}
/* Hook that registers front end and target-specific built-ins. */
void
c_cpp_builtins (cpp_reader *pfile)
{
+ int i;
+
/* -undef turns off target-specific built-ins. */
if (flag_undef)
return;
define_language_independent_builtin_macros (pfile);
@@ -845,12 +847,29 @@ c_cpp_builtins (cpp_reader *pfile)
builtin_define_type_minmax ("__WCHAR_MIN__", "__WCHAR_MAX__",
underlying_wchar_type_node);
builtin_define_type_minmax ("__WINT_MIN__", "__WINT_MAX__", wint_type_node);
builtin_define_type_max ("__PTRDIFF_MAX__", ptrdiff_type_node);
builtin_define_type_max ("__SIZE_MAX__", size_type_node);
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i])
+ {
+ char buf[35+20+20];
+
+ /* These are used to configure the C++ library. */
+
+ if (!flag_iso || int_n_data[i].bitsize == POINTER_SIZE)
+ {
+ sprintf (buf, "__GLIBCXX_TYPE_INT_N_%d=__int%d", i, int_n_data[i].bitsize);
+ cpp_define (parse_in, buf);
+
+ sprintf (buf, "__GLIBCXX_BITSIZE_INT_N_%d=%d", i, int_n_data[i].bitsize);
+ cpp_define (parse_in, buf);
+ }
+ }
+
/* stdint.h and the testsuite need to know these. */
builtin_define_stdint_macros ();
/* Provide information for library headers to determine whether to
define macros such as __STDC_IEC_559__ and
__STDC_IEC_559_COMPLEX__. */
@@ -993,15 +1012,20 @@ c_cpp_builtins (cpp_reader *pfile)
else if (flag_stack_protect == 1)
cpp_define (pfile, "__SSP__=1");
if (flag_openmp)
cpp_define (pfile, "_OPENMP=201307");
- if (int128_integer_type_node != NULL_TREE)
- builtin_define_type_sizeof ("__SIZEOF_INT128__",
- int128_integer_type_node);
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i])
+ {
+ char buf[15+20];
+ sprintf(buf, "__SIZEOF_INT%d__", int_n_data[i].bitsize);
+ builtin_define_type_sizeof (buf,
+ int_n_trees[i].signed_type);
+ }
builtin_define_type_sizeof ("__SIZEOF_WCHAR_T__", wchar_type_node);
builtin_define_type_sizeof ("__SIZEOF_WINT_T__", wint_type_node);
builtin_define_type_sizeof ("__SIZEOF_PTRDIFF_T__",
unsigned_ptrdiff_type_node);
/* A straightforward target hook doesn't work, because of problems
@@ -1227,18 +1251,21 @@ builtin_define_with_hex_fp_value (const
static const char *
type_suffix (tree type)
{
static const char *const suffixes[] = { "", "U", "L", "UL", "LL", "ULL" };
int unsigned_suffix;
int is_long;
+ int tp = TYPE_PRECISION (type);
if (type == long_long_integer_type_node
- || type == long_long_unsigned_type_node)
+ || type == long_long_unsigned_type_node
+ || tp > TYPE_PRECISION (long_integer_type_node))
is_long = 2;
else if (type == long_integer_type_node
- || type == long_unsigned_type_node)
+ || type == long_unsigned_type_node
+ || tp > TYPE_PRECISION (integer_type_node))
is_long = 1;
else if (type == integer_type_node
|| type == unsigned_type_node
|| type == short_integer_type_node
|| type == short_unsigned_type_node
|| type == signed_char_type_node
Index: gcc/c-family/c-common.c
===================================================================
--- gcc/c-family/c-common.c (revision 214383)
+++ gcc/c-family/c-common.c (working copy)
@@ -58,18 +58,16 @@ cpp_reader *parse_in; /* Declared in c-
INTEGER_TYPE and REAL_TYPE nodes for the standard data types.
tree short_integer_type_node;
tree long_integer_type_node;
tree long_long_integer_type_node;
- tree int128_integer_type_node;
tree short_unsigned_type_node;
tree long_unsigned_type_node;
tree long_long_unsigned_type_node;
- tree int128_unsigned_type_node;
tree truthvalue_type_node;
tree truthvalue_false_node;
tree truthvalue_true_node;
tree ptrdiff_type_node;
@@ -462,13 +460,12 @@ const struct c_common_resword c_common_r
{ "__has_trivial_destructor", RID_HAS_TRIVIAL_DESTRUCTOR, D_CXXONLY },
{ "__has_virtual_destructor", RID_HAS_VIRTUAL_DESTRUCTOR, D_CXXONLY },
{ "__imag", RID_IMAGPART, 0 },
{ "__imag__", RID_IMAGPART, 0 },
{ "__inline", RID_INLINE, 0 },
{ "__inline__", RID_INLINE, 0 },
- { "__int128", RID_INT128, 0 },
{ "__is_abstract", RID_IS_ABSTRACT, D_CXXONLY },
{ "__is_base_of", RID_IS_BASE_OF, D_CXXONLY },
{ "__is_class", RID_IS_CLASS, D_CXXONLY },
{ "__is_convertible_to", RID_IS_CONVERTIBLE_TO, D_CXXONLY },
{ "__is_empty", RID_IS_EMPTY, D_CXXONLY },
{ "__is_enum", RID_IS_ENUM, D_CXXONLY },
@@ -3435,12 +3432,14 @@ check_case_bounds (location_t loc, tree
/* Return an integer type with BITS bits of precision,
that is unsigned if UNSIGNEDP is nonzero, otherwise signed. */
tree
c_common_type_for_size (unsigned int bits, int unsignedp)
{
+ int i;
+
if (bits == TYPE_PRECISION (integer_type_node))
return unsignedp ? unsigned_type_node : integer_type_node;
if (bits == TYPE_PRECISION (signed_char_type_node))
return unsignedp ? unsigned_char_type_node : signed_char_type_node;
@@ -3451,16 +3450,17 @@ c_common_type_for_size (unsigned int bit
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (bits == TYPE_PRECISION (long_long_integer_type_node))
return (unsignedp ? long_long_unsigned_type_node
: long_long_integer_type_node);
- if (int128_integer_type_node
- && bits == TYPE_PRECISION (int128_integer_type_node))
- return (unsignedp ? int128_unsigned_type_node
- : int128_integer_type_node);
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && bits == int_n_data[i].bitsize)
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
if (bits == TYPE_PRECISION (widest_integer_literal_type_node))
return (unsignedp ? widest_unsigned_literal_type_node
: widest_integer_literal_type_node);
if (bits <= TYPE_PRECISION (intQI_type_node))
@@ -3518,12 +3518,13 @@ tree registered_builtin_types;
then UNSIGNEDP selects between saturating and nonsaturating types. */
tree
c_common_type_for_mode (enum machine_mode mode, int unsignedp)
{
tree t;
+ int i;
if (mode == TYPE_MODE (integer_type_node))
return unsignedp ? unsigned_type_node : integer_type_node;
if (mode == TYPE_MODE (signed_char_type_node))
return unsignedp ? unsigned_char_type_node : signed_char_type_node;
@@ -3534,15 +3535,17 @@ c_common_type_for_mode (enum machine_mod
if (mode == TYPE_MODE (long_integer_type_node))
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (mode == TYPE_MODE (long_long_integer_type_node))
return unsignedp ? long_long_unsigned_type_node : long_long_integer_type_node;
- if (int128_integer_type_node
- && mode == TYPE_MODE (int128_integer_type_node))
- return unsignedp ? int128_unsigned_type_node : int128_integer_type_node;
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && mode == int_n_data[i].m)
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
if (mode == TYPE_MODE (widest_integer_literal_type_node))
return unsignedp ? widest_unsigned_literal_type_node
: widest_integer_literal_type_node;
if (mode == QImode)
@@ -3734,12 +3737,13 @@ c_common_signed_type (tree type)
signed according to UNSIGNEDP. */
tree
c_common_signed_or_unsigned_type (int unsignedp, tree type)
{
tree type1;
+ int i;
/* This block of code emulates the behavior of the old
c_common_unsigned_type. In particular, it returns
long_unsigned_type_node if passed a long, even when a int would
have the same size. This is necessary for warnings to work
correctly in archs where sizeof(int) == sizeof(long) */
@@ -3752,16 +3756,20 @@ c_common_signed_or_unsigned_type (int un
if (type1 == short_integer_type_node || type1 == short_unsigned_type_node)
return unsignedp ? short_unsigned_type_node : short_integer_type_node;
if (type1 == long_integer_type_node || type1 == long_unsigned_type_node)
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (type1 == long_long_integer_type_node || type1 == long_long_unsigned_type_node)
return unsignedp ? long_long_unsigned_type_node : long_long_integer_type_node;
- if (int128_integer_type_node
- && (type1 == int128_integer_type_node
- || type1 == int128_unsigned_type_node))
- return unsignedp ? int128_unsigned_type_node : int128_integer_type_node;
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && (type1 == int_n_trees[i].unsigned_type
+ || type1 == int_n_trees[i].signed_type))
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
+
if (type1 == widest_integer_literal_type_node || type1 == widest_unsigned_literal_type_node)
return unsignedp ? widest_unsigned_literal_type_node : widest_integer_literal_type_node;
#if HOST_BITS_PER_WIDE_INT >= 64
if (type1 == intTI_type_node || type1 == unsigned_intTI_type_node)
return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
#endif
@@ -3870,15 +3878,20 @@ c_common_signed_or_unsigned_type (int un
return unsignedp ? short_unsigned_type_node : short_integer_type_node;
if (TYPE_OK (long_integer_type_node))
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (TYPE_OK (long_long_integer_type_node))
return (unsignedp ? long_long_unsigned_type_node
: long_long_integer_type_node);
- if (int128_integer_type_node && TYPE_OK (int128_integer_type_node))
- return (unsignedp ? int128_unsigned_type_node
- : int128_integer_type_node);
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && TYPE_MODE (type) == int_n_data[i].m
+ && TYPE_PRECISION (type) == int_n_data[i].bitsize)
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
+
if (TYPE_OK (widest_integer_literal_type_node))
return (unsignedp ? widest_unsigned_literal_type_node
: widest_integer_literal_type_node);
#if HOST_BITS_PER_WIDE_INT >= 64
if (TYPE_OK (intTI_type_node))
@@ -3899,12 +3912,14 @@ c_common_signed_or_unsigned_type (int un
/* Build a bit-field integer type for the given WIDTH and UNSIGNEDP. */
tree
c_build_bitfield_integer_type (unsigned HOST_WIDE_INT width, int unsignedp)
{
+ int i;
+
/* Extended integer types of the same width as a standard type have
lesser rank, so those of the same width as int promote to int or
unsigned int and are valid for printf formats expecting int or
unsigned int. To avoid such special cases, avoid creating
extended integer types for bit-fields if a standard integer type
is available. */
@@ -3916,16 +3931,17 @@ c_build_bitfield_integer_type (unsigned
return unsignedp ? short_unsigned_type_node : short_integer_type_node;
if (width == TYPE_PRECISION (long_integer_type_node))
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (width == TYPE_PRECISION (long_long_integer_type_node))
return (unsignedp ? long_long_unsigned_type_node
: long_long_integer_type_node);
- if (int128_integer_type_node
- && width == TYPE_PRECISION (int128_integer_type_node))
- return (unsignedp ? int128_unsigned_type_node
- : int128_integer_type_node);
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && width == int_n_data[i].bitsize)
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
return build_nonstandard_integer_type (width, unsignedp);
}
/* The C version of the register_builtin_type langhook. */
void
@@ -5316,12 +5332,13 @@ c_common_nodes_and_builtins (void)
int char16_type_size;
int char32_type_size;
int wchar_type_size;
tree array_domain_type;
tree va_list_ref_type_node;
tree va_list_arg_type_node;
+ int i;
build_common_tree_nodes (flag_signed_char, flag_short_double);
/* Define `int' and `char' first so that dbx will output them first. */
record_builtin_type (RID_INT, NULL, integer_type_node);
record_builtin_type (RID_CHAR, "char", char_type_node);
@@ -5332,19 +5349,25 @@ c_common_nodes_and_builtins (void)
if (c_dialect_cxx ())
record_builtin_type (RID_SIGNED, NULL, integer_type_node);
record_builtin_type (RID_LONG, "long int", long_integer_type_node);
record_builtin_type (RID_UNSIGNED, "unsigned int", unsigned_type_node);
record_builtin_type (RID_MAX, "long unsigned int",
long_unsigned_type_node);
- if (int128_integer_type_node != NULL_TREE)
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
{
- record_builtin_type (RID_INT128, "__int128",
- int128_integer_type_node);
- record_builtin_type (RID_MAX, "__int128 unsigned",
- int128_unsigned_type_node);
+ char name[25];
+
+ sprintf (name, "__int%d", int_n_data[i].bitsize);
+ record_builtin_type ((enum rid)(RID_FIRST_INT_N + i), xstrdup (name),
+ int_n_trees[i].signed_type);
+ sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
+ record_builtin_type (RID_MAX, xstrdup (name),
+ int_n_trees[i].unsigned_type);
}
+
if (c_dialect_cxx ())
record_builtin_type (RID_MAX, "unsigned long", long_unsigned_type_node);
record_builtin_type (RID_MAX, "long long int",
long_long_integer_type_node);
record_builtin_type (RID_MAX, "long long unsigned int",
long_long_unsigned_type_node);
@@ -5374,12 +5397,14 @@ c_common_nodes_and_builtins (void)
TYPE_DECL, NULL_TREE,
intSI_type_node));
lang_hooks.decls.pushdecl (build_decl (UNKNOWN_LOCATION,
TYPE_DECL, NULL_TREE,
intDI_type_node));
#if HOST_BITS_PER_WIDE_INT >= 64
+ /* Note that this is different than the __int128 type that's part of
+ the generic __intN support. */
if (targetm.scalar_mode_supported_p (TImode))
lang_hooks.decls.pushdecl (build_decl (UNKNOWN_LOCATION,
TYPE_DECL,
get_identifier ("__int128_t"),
intTI_type_node));
#endif
@@ -11726,13 +11751,12 @@ keyword_begins_type_specifier (enum rid
case RID_AUTO_TYPE:
case RID_INT:
case RID_CHAR:
case RID_FLOAT:
case RID_DOUBLE:
case RID_VOID:
- case RID_INT128:
case RID_UNSIGNED:
case RID_LONG:
case RID_SHORT:
case RID_SIGNED:
case RID_DFLOAT32:
case RID_DFLOAT64:
@@ -11749,12 +11773,16 @@ keyword_begins_type_specifier (enum rid
case RID_STRUCT:
case RID_CLASS:
case RID_UNION:
case RID_ENUM:
return true;
default:
+ if (keyword >= RID_FIRST_INT_N
+ && keyword < RID_FIRST_INT_N + NUM_INT_N_ENTS
+ && int_n_enabled_p[keyword-RID_FIRST_INT_N])
+ return true;
return false;
}
}
/* Return true if KEYWORD names a type qualifier. */
Index: gcc/c-family/c-common.h
===================================================================
--- gcc/c-family/c-common.h (revision 214383)
+++ gcc/c-family/c-common.h (working copy)
@@ -88,13 +88,12 @@ enum rid
/* C (reserved and imaginary types not implemented, so any use is a
syntax error) */
RID_IMAGINARY,
/* C */
RID_INT, RID_CHAR, RID_FLOAT, RID_DOUBLE, RID_VOID,
- RID_INT128,
RID_ENUM, RID_STRUCT, RID_UNION, RID_IF, RID_ELSE,
RID_WHILE, RID_DO, RID_FOR, RID_SWITCH, RID_CASE,
RID_DEFAULT, RID_BREAK, RID_CONTINUE, RID_RETURN, RID_GOTO,
RID_SIZEOF,
/* C extensions */
@@ -185,12 +184,29 @@ enum rid
RID_ADDR_SPACE_14,
RID_ADDR_SPACE_15,
RID_FIRST_ADDR_SPACE = RID_ADDR_SPACE_0,
RID_LAST_ADDR_SPACE = RID_ADDR_SPACE_15,
+ /* __intN keywords. The _N_M here doesn't correspond to the intN
+ in the keyword; use the bitsize in int_n_t_data_t[M] for that.
+ For example, if int_n_t_data_t[0].bitsize is 13, then RID_INT_N_0
+ is for __int13. */
+
+ /* Note that the range to use is RID_FIRST_INT_N through
+ RID_FIRST_INT_N + NUM_INT_N_ENTS - 1 and c-parser.c has a list of
+ all RID_INT_N_* in a case statement. */
+
+ RID_INT_N_0,
+ RID_INT_N_1,
+ RID_INT_N_2,
+ RID_INT_N_3,
+
+ RID_FIRST_INT_N = RID_INT_N_0,
+ RID_LAST_INT_N = RID_INT_N_3,
+
RID_MAX,
RID_FIRST_MODIFIER = RID_STATIC,
RID_LAST_MODIFIER = RID_ONEWAY,
RID_FIRST_CXX0X = RID_CONSTEXPR,
Index: gcc/c/c-parser.c
===================================================================
--- gcc/c/c-parser.c (revision 214383)
+++ gcc/c/c-parser.c (working copy)
@@ -110,12 +110,22 @@ c_parse_init (void)
id = get_identifier (c_common_reswords[i].word);
C_SET_RID_CODE (id, c_common_reswords[i].rid);
C_IS_RESERVED_WORD (id) = 1;
ridpointers [(int) c_common_reswords[i].rid] = id;
}
+
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ {
+ /* We always create the symbols but they aren't always supported. */
+ char name[50];
+ sprintf (name, "__int%d", int_n_data[i].bitsize);
+ id = get_identifier (xstrdup (name));
+ C_SET_RID_CODE (id, RID_FIRST_INT_N + i);
+ C_IS_RESERVED_WORD (id) = 1;
+ }
}
/* The C lexer intermediates between the lexer in cpplib and c-lex.c
and the C parser. Unlike the C++ lexer, the parser structure
stores the lexer information instead of using a separate structure.
Identifiers are separated into ordinary identifiers, type names,
@@ -485,13 +495,12 @@ c_token_starts_typename (c_token *token)
}
case CPP_KEYWORD:
switch (token->keyword)
{
case RID_UNSIGNED:
case RID_LONG:
- case RID_INT128:
case RID_SHORT:
case RID_SIGNED:
case RID_COMPLEX:
case RID_INT:
case RID_CHAR:
case RID_FLOAT:
@@ -513,12 +522,16 @@ c_token_starts_typename (c_token *token)
case RID_FRACT:
case RID_ACCUM:
case RID_SAT:
case RID_AUTO_TYPE:
return true;
default:
+ if (token->keyword >= RID_FIRST_INT_N
+ && token->keyword < RID_FIRST_INT_N + NUM_INT_N_ENTS
+ && int_n_enabled_p[token->keyword - RID_FIRST_INT_N])
+ return true;
return false;
}
case CPP_LESS:
if (c_dialect_objc ())
return true;
return false;
@@ -643,13 +656,12 @@ c_token_starts_declspecs (c_token *token
case RID_INLINE:
case RID_NORETURN:
case RID_AUTO:
case RID_THREAD:
case RID_UNSIGNED:
case RID_LONG:
- case RID_INT128:
case RID_SHORT:
case RID_SIGNED:
case RID_COMPLEX:
case RID_INT:
case RID_CHAR:
case RID_FLOAT:
@@ -672,12 +684,16 @@ c_token_starts_declspecs (c_token *token
case RID_SAT:
case RID_ALIGNAS:
case RID_ATOMIC:
case RID_AUTO_TYPE:
return true;
default:
+ if (token->keyword >= RID_FIRST_INT_N
+ && token->keyword < RID_FIRST_INT_N + NUM_INT_N_ENTS
+ && int_n_enabled_p[token->keyword - RID_FIRST_INT_N])
+ return true;
return false;
}
case CPP_LESS:
if (c_dialect_objc ())
return true;
return false;
@@ -2156,13 +2172,13 @@ c_parser_static_assert_declaration_no_se
storage-class-specifier:
__thread
type-specifier:
typeof-specifier
__auto_type
- __int128
+ __intN
_Decimal32
_Decimal64
_Decimal128
_Fract
_Accum
_Sat
@@ -2310,13 +2326,12 @@ c_parser_declspecs (c_parser *parser, st
case RID_AUTO_TYPE:
if (!auto_type_ok)
goto out;
/* Fall through. */
case RID_UNSIGNED:
case RID_LONG:
- case RID_INT128:
case RID_SHORT:
case RID_SIGNED:
case RID_COMPLEX:
case RID_INT:
case RID_CHAR:
case RID_FLOAT:
@@ -2326,12 +2341,16 @@ c_parser_declspecs (c_parser *parser, st
case RID_DFLOAT64:
case RID_DFLOAT128:
case RID_BOOL:
case RID_FRACT:
case RID_ACCUM:
case RID_SAT:
+ case RID_INT_N_0:
+ case RID_INT_N_1:
+ case RID_INT_N_2:
+ case RID_INT_N_3:
if (!typespec_ok)
goto out;
attrs_ok = true;
seen_type = true;
if (c_dialect_objc ())
parser->objc_need_raw_identifier = true;
@@ -3736,13 +3755,12 @@ c_parser_attribute_any_word (c_parser *p
bool ok;
switch (c_parser_peek_token (parser)->keyword)
{
case RID_STATIC:
case RID_UNSIGNED:
case RID_LONG:
- case RID_INT128:
case RID_CONST:
case RID_EXTERN:
case RID_REGISTER:
case RID_TYPEDEF:
case RID_SHORT:
case RID_INLINE:
@@ -3766,12 +3784,16 @@ c_parser_attribute_any_word (c_parser *p
case RID_ACCUM:
case RID_SAT:
case RID_TRANSACTION_ATOMIC:
case RID_TRANSACTION_CANCEL:
case RID_ATOMIC:
case RID_AUTO_TYPE:
+ case RID_INT_N_0:
+ case RID_INT_N_1:
+ case RID_INT_N_2:
+ case RID_INT_N_3:
ok = true;
break;
default:
ok = false;
break;
}
@@ -8980,13 +9002,12 @@ c_parser_objc_selector (c_parser *parser
case RID_ASM:
case RID_SIZEOF:
case RID_TYPEOF:
case RID_ALIGNOF:
case RID_UNSIGNED:
case RID_LONG:
- case RID_INT128:
case RID_CONST:
case RID_SHORT:
case RID_VOLATILE:
case RID_SIGNED:
case RID_RESTRICT:
case RID_COMPLEX:
@@ -9001,12 +9022,16 @@ c_parser_objc_selector (c_parser *parser
case RID_FLOAT:
case RID_DOUBLE:
case RID_VOID:
case RID_BOOL:
case RID_ATOMIC:
case RID_AUTO_TYPE:
+ case RID_INT_N_0:
+ case RID_INT_N_1:
+ case RID_INT_N_2:
+ case RID_INT_N_3:
c_parser_consume_token (parser);
return value;
default:
return NULL_TREE;
}
}
Index: gcc/c/c-tree.h
===================================================================
--- gcc/c/c-tree.h (revision 214383)
+++ gcc/c/c-tree.h (working copy)
@@ -199,13 +199,13 @@ enum c_typespec_keyword {
cts_none,
cts_void,
cts_bool,
cts_char,
cts_int,
cts_float,
- cts_int128,
+ cts_int_n,
cts_double,
cts_dfloat32,
cts_dfloat64,
cts_dfloat128,
cts_fract,
cts_accum,
@@ -266,12 +266,14 @@ struct c_declspecs {
separately. */
tree attrs;
/* The base-2 log of the greatest alignment required by an _Alignas
specifier, in bytes, or -1 if no such specifiers with nonzero
alignment. */
int align_log;
+ /* For the __intN declspec, this stores the index into the int_n_* arrays. */
+ int int_n_idx;
/* The storage class specifier, or csc_none if none. */
enum c_storage_class storage_class;
/* Any type specifier keyword used such as "int", not reflecting
modifiers such as "short", or cts_none if none. */
ENUM_BITFIELD (c_typespec_keyword) typespec_word : 8;
/* The kind of type specifier if one has been seen, ctsk_none
Index: gcc/c/c-decl.c
===================================================================
--- gcc/c/c-decl.c (revision 214383)
+++ gcc/c/c-decl.c (working copy)
@@ -9174,16 +9174,17 @@ declspecs_add_type (location_t loc, stru
("both %<long%> and %<__auto_type%> in "
"declaration specifiers"));
else if (specs->typespec_word == cts_void)
error_at (loc,
("both %<long%> and %<void%> in "
"declaration specifiers"));
- else if (specs->typespec_word == cts_int128)
+ else if (specs->typespec_word == cts_int_n)
error_at (loc,
- ("both %<long%> and %<__int128%> in "
- "declaration specifiers"));
+ ("both %<long%> and %<__int%d%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
else if (specs->typespec_word == cts_bool)
error_at (loc,
("both %<long%> and %<_Bool%> in "
"declaration specifiers"));
else if (specs->typespec_word == cts_char)
error_at (loc,
@@ -9222,16 +9223,17 @@ declspecs_add_type (location_t loc, stru
("both %<short%> and %<__auto_type%> in "
"declaration specifiers"));
else if (specs->typespec_word == cts_void)
error_at (loc,
("both %<short%> and %<void%> in "
"declaration specifiers"));
- else if (specs->typespec_word == cts_int128)
+ else if (specs->typespec_word == cts_int_n)
error_at (loc,
- ("both %<short%> and %<__int128%> in "
- "declaration specifiers"));
+ ("both %<short%> and %<__int%d%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
else if (specs->typespec_word == cts_bool)
error_at (loc,
("both %<short%> and %<_Bool%> in "
"declaration specifiers"));
else if (specs->typespec_word == cts_char)
error_at (loc,
@@ -9399,17 +9401,18 @@ declspecs_add_type (location_t loc, stru
}
break;
case RID_SAT:
dupe = specs->saturating_p;
pedwarn (loc, OPT_Wpedantic,
"ISO C does not support saturating types");
- if (specs->typespec_word == cts_int128)
+ if (specs->typespec_word == cts_int_n)
{
error_at (loc,
- ("both %<_Sat%> and %<__int128%> in "
- "declaration specifiers"));
+ ("both %<_Sat%> and %<__int%d%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
}
else if (specs->typespec_word == cts_auto_type)
error_at (loc,
("both %<_Sat%> and %<__auto_type%> in "
"declaration specifiers"));
else if (specs->typespec_word == cts_void)
@@ -9467,13 +9470,13 @@ declspecs_add_type (location_t loc, stru
return specs;
}
else
{
/* "void", "_Bool", "char", "int", "float", "double", "_Decimal32",
- "__int128", "_Decimal64", "_Decimal128", "_Fract", "_Accum" or
+ "__intN", "_Decimal64", "_Decimal128", "_Fract", "_Accum" or
"__auto_type". */
if (specs->typespec_word != cts_none)
{
error_at (loc,
"two or more data types in declaration specifiers");
return specs;
@@ -9508,37 +9511,47 @@ declspecs_add_type (location_t loc, stru
else
{
specs->typespec_word = cts_auto_type;
specs->locations[cdw_typespec] = loc;
}
return specs;
- case RID_INT128:
- if (int128_integer_type_node == NULL_TREE)
- {
- error_at (loc, "%<__int128%> is not supported for this target");
- return specs;
- }
- if (!in_system_header_at (input_location))
+ case RID_INT_N_0:
+ case RID_INT_N_1:
+ case RID_INT_N_2:
+ case RID_INT_N_3:
+ specs->int_n_idx = i - RID_INT_N_0;
+ if (!in_system_header_at (input_location)
+ /* As a special exception, allow a type that's used
+ for __SIZE_TYPE__. */
+ && int_n_data[specs->int_n_idx].bitsize != POINTER_SIZE)
pedwarn (loc, OPT_Wpedantic,
- "ISO C does not support %<__int128%> type");
+ "ISO C does not support %<__int%d%> types",
+ int_n_data[specs->int_n_idx].bitsize);
if (specs->long_p)
error_at (loc,
- ("both %<__int128%> and %<long%> in "
- "declaration specifiers"));
+ ("both %<__int%d%> and %<long%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
else if (specs->saturating_p)
error_at (loc,
- ("both %<_Sat%> and %<__int128%> in "
- "declaration specifiers"));
+ ("both %<_Sat%> and %<__int%d%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
else if (specs->short_p)
error_at (loc,
- ("both %<__int128%> and %<short%> in "
- "declaration specifiers"));
+ ("both %<__int%d%> and %<short%> in "
+ "declaration specifiers"),
+ int_n_data[specs->int_n_idx].bitsize);
+ else if (! int_n_enabled_p [specs->int_n_idx])
+ error_at (loc,
+ "%<__int%d%> is not supported on this target",
+ int_n_data[specs->int_n_idx].bitsize);
else
{
- specs->typespec_word = cts_int128;
+ specs->typespec_word = cts_int_n;
specs->locations[cdw_typespec] = loc;
}
return specs;
case RID_VOID:
if (specs->long_p)
error_at (loc,
@@ -10100,18 +10113,18 @@ finish_declspecs (struct c_declspecs *sp
{
pedwarn (specs->locations[cdw_complex], OPT_Wpedantic,
"ISO C does not support complex integer types");
specs->type = build_complex_type (specs->type);
}
break;
- case cts_int128:
+ case cts_int_n:
gcc_assert (!specs->long_p && !specs->short_p && !specs->long_long_p);
gcc_assert (!(specs->signed_p && specs->unsigned_p));
specs->type = (specs->unsigned_p
- ? int128_unsigned_type_node
- : int128_integer_type_node);
+ ? int_n_trees[specs->int_n_idx].unsigned_type
+ : int_n_trees[specs->int_n_idx].signed_type);
if (specs->complex_p)
{
pedwarn (specs->locations[cdw_complex], OPT_Wpedantic,
"ISO C does not support complex integer types");
specs->type = build_complex_type (specs->type);
}
Index: gcc/tree.c
===================================================================
--- gcc/tree.c (revision 214383)
+++ gcc/tree.c (working copy)
@@ -233,12 +233,15 @@ static int type_hash_marked_p (const voi
static void type_hash_list (const_tree, inchash::hash &);
static void attribute_hash_list (const_tree, inchash::hash &);
tree global_trees[TI_MAX];
tree integer_types[itk_none];
+bool int_n_enabled_p[NUM_INT_N_ENTS];
+struct int_n_trees_t int_n_trees [NUM_INT_N_ENTS];
+
unsigned char tree_contains_struct[MAX_TREE_CODES][64];
/* Number of operands for each OpenMP clause. */
unsigned const char omp_clause_num_ops[] =
{
0, /* OMP_CLAUSE_ERROR */
@@ -9416,26 +9419,31 @@ make_vector_type (tree innertype, int nu
return t;
}
static tree
make_or_reuse_type (unsigned size, int unsignedp)
{
+ int i;
+
if (size == INT_TYPE_SIZE)
return unsignedp ? unsigned_type_node : integer_type_node;
if (size == CHAR_TYPE_SIZE)
return unsignedp ? unsigned_char_type_node : signed_char_type_node;
if (size == SHORT_TYPE_SIZE)
return unsignedp ? short_unsigned_type_node : short_integer_type_node;
if (size == LONG_TYPE_SIZE)
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (size == LONG_LONG_TYPE_SIZE)
return (unsignedp ? long_long_unsigned_type_node
: long_long_integer_type_node);
- if (size == 128 && int128_integer_type_node)
- return (unsignedp ? int128_unsigned_type_node
- : int128_integer_type_node);
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (size == int_n_data[i].bitsize
+ && int_n_enabled_p[i])
+ return (unsignedp ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
if (unsignedp)
return make_unsigned_type (size);
else
return make_signed_type (size);
}
@@ -9545,12 +9553,14 @@ build_atomic_base (tree type, unsigned i
SHORT_DOUBLE specifies whether double should be of the same precision
as float. */
void
build_common_tree_nodes (bool signed_char, bool short_double)
{
+ int i;
+
error_mark_node = make_node (ERROR_MARK);
TREE_TYPE (error_mark_node) = error_mark_node;
initialize_sizetypes ();
/* Define both `signed char' and `unsigned char'. */
@@ -9572,23 +9582,26 @@ build_common_tree_nodes (bool signed_cha
integer_type_node = make_signed_type (INT_TYPE_SIZE);
unsigned_type_node = make_unsigned_type (INT_TYPE_SIZE);
long_integer_type_node = make_signed_type (LONG_TYPE_SIZE);
long_unsigned_type_node = make_unsigned_type (LONG_TYPE_SIZE);
long_long_integer_type_node = make_signed_type (LONG_LONG_TYPE_SIZE);
long_long_unsigned_type_node = make_unsigned_type (LONG_LONG_TYPE_SIZE);
-#if HOST_BITS_PER_WIDE_INT >= 64
- /* TODO: This isn't correct, but as logic depends at the moment on
- host's instead of target's wide-integer.
- If there is a target not supporting TImode, but has an 128-bit
- integer-scalar register, this target check needs to be adjusted. */
- if (targetm.scalar_mode_supported_p (TImode))
- {
- int128_integer_type_node = make_signed_type (128);
- int128_unsigned_type_node = make_unsigned_type (128);
- }
-#endif
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ {
+ int_n_trees[i].signed_type = make_signed_type (int_n_data[i].bitsize);
+ int_n_trees[i].unsigned_type = make_unsigned_type (int_n_data[i].bitsize);
+ TYPE_SIZE (int_n_trees[i].signed_type) = bitsize_int (int_n_data[i].bitsize);
+ TYPE_SIZE (int_n_trees[i].unsigned_type) = bitsize_int (int_n_data[i].bitsize);
+
+ if (int_n_data[i].bitsize > LONG_LONG_TYPE_SIZE)
+ {
+ integer_types[itk_intN_0 + i * 2] = int_n_trees[i].signed_type;
+ integer_types[itk_unsigned_intN_0 + i * 2] = int_n_trees[i].unsigned_type;
+ }
+ }
/* Define a boolean type. This type only represents boolean values but
may be larger than char depending on the value of BOOL_TYPE_SIZE. */
boolean_type_node = make_unsigned_type (BOOL_TYPE_SIZE);
TREE_SET_CODE (boolean_type_node, BOOLEAN_TYPE);
TYPE_PRECISION (boolean_type_node) = 1;
@@ -9601,13 +9614,30 @@ build_common_tree_nodes (bool signed_cha
size_type_node = long_unsigned_type_node;
else if (strcmp (SIZE_TYPE, "long long unsigned int") == 0)
size_type_node = long_long_unsigned_type_node;
else if (strcmp (SIZE_TYPE, "short unsigned int") == 0)
size_type_node = short_unsigned_type_node;
else
- gcc_unreachable ();
+ {
+ int i;
+
+ size_type_node = NULL_TREE;
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ if (int_n_enabled_p[i])
+ {
+ char name[50];
+ sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
+
+ if (strcmp (name, SIZE_TYPE) == 0)
+ {
+ size_type_node = int_n_trees[i].unsigned_type;
+ }
+ }
+ if (size_type_node == NULL_TREE)
+ gcc_unreachable ();
+ }
/* Fill in the rest of the sized types. Reuse existing type nodes
when possible. */
intQI_type_node = make_or_reuse_type (GET_MODE_BITSIZE (QImode), 0);
intHI_type_node = make_or_reuse_type (GET_MODE_BITSIZE (HImode), 0);
intSI_type_node = make_or_reuse_type (GET_MODE_BITSIZE (SImode), 0);
Index: gcc/tree.h
===================================================================
--- gcc/tree.h (revision 214383)
+++ gcc/tree.h (working copy)
@@ -3419,14 +3419,12 @@ tree_operand_check_code (const_tree __t,
#define integer_type_node integer_types[itk_int]
#define unsigned_type_node integer_types[itk_unsigned_int]
#define long_integer_type_node integer_types[itk_long]
#define long_unsigned_type_node integer_types[itk_unsigned_long]
#define long_long_integer_type_node integer_types[itk_long_long]
#define long_long_unsigned_type_node integer_types[itk_unsigned_long_long]
-#define int128_integer_type_node integer_types[itk_int128]
-#define int128_unsigned_type_node integer_types[itk_unsigned_int128]
/* True if NODE is an erroneous expression. */
#define error_operand_p(NODE) \
((NODE) == error_mark_node \
|| ((NODE) && TREE_TYPE ((NODE)) == error_mark_node))
@@ -4785,7 +4783,18 @@ extern tree get_inner_reference (tree, H
bool);
/* Return a tree representing the lower bound of the array mentioned in
EXP, an ARRAY_REF or an ARRAY_RANGE_REF. */
extern tree array_ref_low_bound (tree);
+
+struct GTY(()) int_n_trees_t {
+ /* These parts are initialized at runtime */
+ tree signed_type;
+ tree unsigned_type;
+};
+
+/* This is also in machmode.h */
+extern bool int_n_enabled_p[NUM_INT_N_ENTS];
+extern GTY(()) struct int_n_trees_t int_n_trees[NUM_INT_N_ENTS];
+
#endif /* GCC_TREE_H */
Index: gcc/toplev.c
===================================================================
--- gcc/toplev.c (revision 214383)
+++ gcc/toplev.c (working copy)
@@ -1894,12 +1894,27 @@ finalize (bool no_backend)
dump_profile_report ();
/* Language-specific end of compilation actions. */
lang_hooks.finish ();
}
+static bool
+standard_type_bitsize (int bitsize)
+{
+ /* As a special exception, we always want __int128 enabled if possible. */
+ if (bitsize == 128)
+ return false;
+ if (bitsize == CHAR_TYPE_SIZE
+ || bitsize == SHORT_TYPE_SIZE
+ || bitsize == INT_TYPE_SIZE
+ || bitsize == LONG_TYPE_SIZE
+ || bitsize == LONG_LONG_TYPE_SIZE)
+ return true;
+ return false;
+}
+
/* Initialize the compiler, and compile the input file. */
static void
do_compile (void)
{
/* Initialize timing first. The C front ends read the main file in
the post_options hook, and C++ does file timings. */
@@ -1909,20 +1924,32 @@ do_compile (void)
process_options ();
/* Don't do any more if an error has already occurred. */
if (!seen_error ())
{
+ int i;
+
timevar_start (TV_PHASE_SETUP);
/* This must be run always, because it is needed to compute the FP
predefined macros, such as __LDBL_MAX__, for targets using non
default FP formats. */
init_adjust_machine_modes ();
init_derived_machine_modes ();
+ /* This must happen after the backend has a chance to process
+ command line options, but before the parsers are
+ initialized. */
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (targetm.scalar_mode_supported_p (int_n_data[i].m)
+ && ! standard_type_bitsize (int_n_data[i].bitsize))
+ int_n_enabled_p[i] = true;
+ else
+ int_n_enabled_p[i] = false;
+
/* Set up the back-end if requested. */
if (!no_backend)
backend_init ();
/* Language-dependent initialization. Returns true on success. */
if (lang_dependent_init (main_input_filename))
Index: gcc/cp/typeck.c
===================================================================
--- gcc/cp/typeck.c (revision 214383)
+++ gcc/cp/typeck.c (working copy)
@@ -267,12 +267,13 @@ original_type (tree t)
static tree
cp_common_type (tree t1, tree t2)
{
enum tree_code code1 = TREE_CODE (t1);
enum tree_code code2 = TREE_CODE (t2);
tree attributes;
+ int i;
/* In what follows, we slightly generalize the rules given in [expr] so
as to deal with `long long' and `complex'. First, merge the
attributes. */
attributes = (*targetm.merge_type_attributes) (t1, t2);
@@ -361,22 +362,25 @@ cp_common_type (tree t1, tree t2)
{
tree t = ((TYPE_UNSIGNED (t1) || TYPE_UNSIGNED (t2))
? long_long_unsigned_type_node
: long_long_integer_type_node);
return build_type_attribute_variant (t, attributes);
}
- if (int128_integer_type_node != NULL_TREE
- && (same_type_p (TYPE_MAIN_VARIANT (t1),
- int128_integer_type_node)
- || same_type_p (TYPE_MAIN_VARIANT (t2),
- int128_integer_type_node)))
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
{
- tree t = ((TYPE_UNSIGNED (t1) || TYPE_UNSIGNED (t2))
- ? int128_unsigned_type_node
- : int128_integer_type_node);
- return build_type_attribute_variant (t, attributes);
+ if (int_n_enabled_p [i]
+ && (same_type_p (TYPE_MAIN_VARIANT (t1),
+ int_n_trees[i].signed_type)
+ || same_type_p (TYPE_MAIN_VARIANT (t2),
+ int_n_trees[i].signed_type)))
+ {
+ tree t = ((TYPE_UNSIGNED (t1) || TYPE_UNSIGNED (t2))
+ ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type);
+ return build_type_attribute_variant (t, attributes);
+ }
}
/* Go through the same procedure, but for longs. */
if (same_type_p (TYPE_MAIN_VARIANT (t1), long_unsigned_type_node)
|| same_type_p (TYPE_MAIN_VARIANT (t2), long_unsigned_type_node))
return build_type_attribute_variant (long_unsigned_type_node,
Index: gcc/cp/decl.c
===================================================================
--- gcc/cp/decl.c (revision 214383)
+++ gcc/cp/decl.c (working copy)
@@ -8771,13 +8771,13 @@ grokdeclarator (const cp_declarator *dec
enum decl_context decl_context,
int initialized,
tree* attrlist)
{
tree type = NULL_TREE;
int longlong = 0;
- int explicit_int128 = 0;
+ int explicit_intN = 0;
int virtualp, explicitp, friendp, inlinep, staticp;
int explicit_int = 0;
int explicit_char = 0;
int defaulted_int = 0;
tree typedef_decl = NULL_TREE;
@@ -8844,13 +8844,13 @@ grokdeclarator (const cp_declarator *dec
signed_p = decl_spec_seq_has_spec_p (declspecs, ds_signed);
unsigned_p = decl_spec_seq_has_spec_p (declspecs, ds_unsigned);
short_p = decl_spec_seq_has_spec_p (declspecs, ds_short);
long_p = decl_spec_seq_has_spec_p (declspecs, ds_long);
longlong = decl_spec_seq_has_spec_p (declspecs, ds_long_long);
- explicit_int128 = declspecs->explicit_int128_p;
+ explicit_intN = declspecs->explicit_intN_p;
thread_p = decl_spec_seq_has_spec_p (declspecs, ds_thread);
if (decl_context == FUNCDEF)
funcdef_flag = true, decl_context = NORMAL;
else if (decl_context == MEMFUNCDEF)
funcdef_flag = true, decl_context = FIELD;
@@ -9190,22 +9190,24 @@ grokdeclarator (const cp_declarator *dec
type = integer_type_node;
}
ctype = NULL_TREE;
- if (explicit_int128)
+ if (explicit_intN)
{
- if (int128_integer_type_node == NULL_TREE)
- {
- error ("%<__int128%> is not supported by this target");
- explicit_int128 = false;
- }
+ if (! int_n_enabled_p[declspecs->int_n_idx])
+ {
+ error ("%<__int%d%> is not supported by this target",
+ int_n_data[declspecs->int_n_idx].bitsize);
+ explicit_intN = false;
+ }
else if (pedantic && ! in_system_header_at (input_location))
- pedwarn (input_location, OPT_Wpedantic,
- "ISO C++ does not support %<__int128%> for %qs", name);
+ pedwarn (input_location, OPT_Wpedantic,
+ "ISO C++ does not support %<__int%d%> for %qs",
+ int_n_data[declspecs->int_n_idx].bitsize, name);
}
/* Now process the modifiers that were specified
and check for invalid combinations. */
/* Long double is a special combination. */
@@ -9231,13 +9233,13 @@ grokdeclarator (const cp_declarator *dec
else if (long_p && TREE_CODE (type) == REAL_TYPE)
error ("%<long%> invalid for %qs", name);
else if (short_p && TREE_CODE (type) == REAL_TYPE)
error ("%<short%> invalid for %qs", name);
else if ((long_p || short_p) && TREE_CODE (type) != INTEGER_TYPE)
error ("%<long%> or %<short%> invalid for %qs", name);
- else if ((long_p || short_p || explicit_char || explicit_int) && explicit_int128)
+ else if ((long_p || short_p || explicit_char || explicit_int) && explicit_intN)
error ("%<long%>, %<int%>, %<short%>, or %<char%> invalid for %qs", name);
else if ((long_p || short_p) && explicit_char)
error ("%<long%> or %<short%> specified with char for %qs", name);
else if (long_p && short_p)
error ("%<long%> and %<short%> specified together for %qs", name);
else if (type == char16_type_node || type == char32_type_node)
@@ -9247,13 +9249,13 @@ grokdeclarator (const cp_declarator *dec
else if (short_p || long_p)
error ("%<short%> or %<long%> invalid for %qs", name);
}
else
{
ok = 1;
- if (!explicit_int && !defaulted_int && !explicit_char && !explicit_int128 && pedantic)
+ if (!explicit_int && !defaulted_int && !explicit_char && !explicit_intN && pedantic)
{
pedwarn (input_location, OPT_Wpedantic,
"long, short, signed or unsigned used invalidly for %qs",
name);
if (flag_pedantic_errors)
ok = 0;
@@ -9289,14 +9291,14 @@ grokdeclarator (const cp_declarator *dec
`signed int' cannot be so controlled. */
&& !(typedef_decl
&& C_TYPEDEF_EXPLICITLY_SIGNED (typedef_decl))
&& TREE_CODE (type) == INTEGER_TYPE
&& !same_type_p (TYPE_MAIN_VARIANT (type), wchar_type_node)))
{
- if (explicit_int128)
- type = int128_unsigned_type_node;
+ if (explicit_intN)
+ type = int_n_trees[declspecs->int_n_idx].unsigned_type;
else if (longlong)
type = long_long_unsigned_type_node;
else if (long_p)
type = long_unsigned_type_node;
else if (short_p)
type = short_unsigned_type_node;
@@ -9306,14 +9308,14 @@ grokdeclarator (const cp_declarator *dec
type = unsigned_type_for (type);
else
type = unsigned_type_node;
}
else if (signed_p && type == char_type_node)
type = signed_char_type_node;
- else if (explicit_int128)
- type = int128_integer_type_node;
+ else if (explicit_intN)
+ type = int_n_trees[declspecs->int_n_idx].signed_type;
else if (longlong)
type = long_long_integer_type_node;
else if (long_p)
type = long_integer_type_node;
else if (short_p)
type = short_integer_type_node;
@@ -9323,13 +9325,13 @@ grokdeclarator (const cp_declarator *dec
if (TREE_CODE (type) != INTEGER_TYPE && TREE_CODE (type) != REAL_TYPE)
error ("complex invalid for %qs", name);
/* If we just have "complex", it is equivalent to
"complex double", but if any modifiers at all are specified it is
the complex form of TYPE. E.g, "complex short" is
"complex short int". */
- else if (defaulted_int && ! longlong && ! explicit_int128
+ else if (defaulted_int && ! longlong && ! explicit_intN
&& ! (long_p || short_p || signed_p || unsigned_p))
type = complex_double_type_node;
else if (type == integer_type_node)
type = complex_integer_type_node;
else if (type == float_type_node)
type = complex_float_type_node;
Index: gcc/cp/rtti.c
===================================================================
--- gcc/cp/rtti.c (revision 214383)
+++ gcc/cp/rtti.c (working copy)
@@ -1516,13 +1516,12 @@ emit_support_tinfos (void)
&wchar_type_node, &char16_type_node, &char32_type_node,
&char_type_node, &signed_char_type_node, &unsigned_char_type_node,
&short_integer_type_node, &short_unsigned_type_node,
&integer_type_node, &unsigned_type_node,
&long_integer_type_node, &long_unsigned_type_node,
&long_long_integer_type_node, &long_long_unsigned_type_node,
- &int128_integer_type_node, &int128_unsigned_type_node,
&float_type_node, &double_type_node, &long_double_type_node,
&dfloat32_type_node, &dfloat64_type_node, &dfloat128_type_node,
&nullptr_type_node,
0
};
int ix;
@@ -1538,12 +1537,18 @@ emit_support_tinfos (void)
dtor = CLASSTYPE_DESTRUCTORS (bltn_type);
if (!dtor || DECL_EXTERNAL (dtor))
return;
doing_runtime = 1;
for (ix = 0; fundamentals[ix]; ix++)
emit_support_tinfo_1 (*fundamentals[ix]);
+ for (ix = 0; ix < NUM_INT_N_ENTS; ix ++)
+ if (int_n_enabled_p[ix])
+ {
+ emit_support_tinfo_1 (int_n_trees[ix].signed_type);
+ emit_support_tinfo_1 (int_n_trees[ix].unsigned_type);
+ }
}
/* Finish a type info decl. DECL_PTR is a pointer to an unemitted
tinfo decl. Determine whether it needs emitting, and if so
generate the initializer. */
Index: gcc/cp/parser.c
===================================================================
--- gcc/cp/parser.c (revision 214383)
+++ gcc/cp/parser.c (working copy)
@@ -942,13 +942,12 @@ cp_lexer_next_token_is_decl_specifier_ke
case RID_CHAR32:
case RID_WCHAR:
case RID_BOOL:
case RID_SHORT:
case RID_INT:
case RID_LONG:
- case RID_INT128:
case RID_SIGNED:
case RID_UNSIGNED:
case RID_FLOAT:
case RID_DOUBLE:
case RID_VOID:
/* GNU extensions. */
@@ -957,12 +956,16 @@ cp_lexer_next_token_is_decl_specifier_ke
/* C++0x extensions. */
case RID_DECLTYPE:
case RID_UNDERLYING_TYPE:
return true;
default:
+ if (token->keyword >= RID_FIRST_INT_N
+ && token->keyword < RID_FIRST_INT_N + NUM_INT_N_ENTS
+ && int_n_enabled_p[token->keyword - RID_FIRST_INT_N])
+ return true;
return false;
}
}
/* Returns TRUE iff the token T begins a decltype type. */
@@ -14636,12 +14639,13 @@ static tree
cp_parser_simple_type_specifier (cp_parser* parser,
cp_decl_specifier_seq *decl_specs,
cp_parser_flags flags)
{
tree type = NULL_TREE;
cp_token *token;
+ int idx;
/* Peek at the next token. */
token = cp_lexer_peek_token (parser->lexer);
/* If we're looking at a keyword, things are easy. */
switch (token->keyword)
@@ -14669,18 +14673,25 @@ cp_parser_simple_type_specifier (cp_pars
break;
case RID_INT:
if (decl_specs)
decl_specs->explicit_int_p = true;
type = integer_type_node;
break;
- case RID_INT128:
- if (!int128_integer_type_node)
+ case RID_INT_N_0:
+ case RID_INT_N_1:
+ case RID_INT_N_2:
+ case RID_INT_N_3:
+ idx = token->keyword - RID_INT_N_0;
+ if (! int_n_enabled_p [idx])
break;
if (decl_specs)
- decl_specs->explicit_int128_p = true;
- type = int128_integer_type_node;
+ {
+ decl_specs->explicit_intN_p = true;
+ decl_specs->int_n_idx = idx;
+ }
+ type = int_n_trees [idx].signed_type;
break;
case RID_LONG:
if (decl_specs)
set_and_check_decl_spec_loc (decl_specs, ds_long, token);
type = long_integer_type_node;
break;
Index: gcc/cp/mangle.c
===================================================================
--- gcc/cp/mangle.c (revision 214383)
+++ gcc/cp/mangle.c (working copy)
@@ -150,14 +150,14 @@ integer_type_codes[itk_none] =
'i', /* itk_int */
'j', /* itk_unsigned_int */
'l', /* itk_long */
'm', /* itk_unsigned_long */
'x', /* itk_long_long */
'y', /* itk_unsigned_long_long */
- 'n', /* itk_int128 */
- 'o', /* itk_unsigned_int128 */
+ /* __intN types are handled separately */
+ '\0', '\0', '\0', '\0', '\0', '\0', '\0', '\0'
};
static int decl_is_template_id (const tree, tree* const);
/* Functions for handling substitutions. */
@@ -2212,12 +2212,13 @@ write_builtin_type (tree type)
size_t itk;
/* Assume TYPE is one of the shared integer type nodes. Find
it in the array of these nodes. */
iagain:
for (itk = 0; itk < itk_none; ++itk)
if (integer_types[itk] != NULL_TREE
+ && integer_type_codes[itk] != '\0'
&& type == integer_types[itk])
{
/* Print the corresponding single-letter code. */
write_char (integer_type_codes[itk]);
break;
}
Index: gcc/cp/cp-tree.h
===================================================================
--- gcc/cp/cp-tree.h (revision 214383)
+++ gcc/cp/cp-tree.h (working copy)
@@ -4875,12 +4875,14 @@ typedef struct cp_decl_specifier_seq {
/* If non-NULL, a built-in type that the user attempted to redefine
to some other type. */
tree redefined_builtin_type;
/* The storage class specified -- or sc_none if no storage class was
explicitly specified. */
cp_storage_class storage_class;
+ /* For the __intN declspec, this stores the index into the int_n_* arrays. */
+ int int_n_idx;
/* True iff TYPE_SPEC defines a class or enum. */
BOOL_BITFIELD type_definition_p : 1;
/* True iff multiple types were (erroneously) specified for this
decl-specifier-seq. */
BOOL_BITFIELD multiple_types_p : 1;
/* True iff multiple storage classes were (erroneously) specified
@@ -4890,14 +4892,14 @@ typedef struct cp_decl_specifier_seq {
/* True iff at least one decl-specifier was found. */
BOOL_BITFIELD any_specifiers_p : 1;
/* True iff at least one type-specifier was found. */
BOOL_BITFIELD any_type_specifiers_p : 1;
/* True iff "int" was explicitly provided. */
BOOL_BITFIELD explicit_int_p : 1;
- /* True iff "__int128" was explicitly provided. */
- BOOL_BITFIELD explicit_int128_p : 1;
+ /* True iff "__intN" was explicitly provided. */
+ BOOL_BITFIELD explicit_intN_p : 1;
/* True iff "char" was explicitly provided. */
BOOL_BITFIELD explicit_char_p : 1;
/* True iff ds_thread is set for __thread, not thread_local. */
BOOL_BITFIELD gnu_thread_keyword_p : 1;
} cp_decl_specifier_seq;
Index: gcc/cp/lex.c
===================================================================
--- gcc/cp/lex.c (revision 214383)
+++ gcc/cp/lex.c (working copy)
@@ -190,12 +190,21 @@ init_reswords (void)
id = get_identifier (c_common_reswords[i].word);
C_SET_RID_CODE (id, c_common_reswords[i].rid);
ridpointers [(int) c_common_reswords[i].rid] = id;
if (! (c_common_reswords[i].disable & mask))
C_IS_RESERVED_WORD (id) = 1;
}
+
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ {
+ char name[50];
+ sprintf (name, "__int%d", int_n_data[i].bitsize);
+ id = get_identifier (name);
+ C_SET_RID_CODE (id, RID_FIRST_INT_N + i);
+ C_IS_RESERVED_WORD (id) = 1;
+ }
}
static void
init_cp_pragma (void)
{
c_register_pragma (0, "vtable", handle_pragma_vtable);
Index: gcc/builtin-types.def
===================================================================
--- gcc/builtin-types.def (revision 214383)
+++ gcc/builtin-types.def (working copy)
@@ -62,14 +62,12 @@ DEF_PRIMITIVE_TYPE (BT_BOOL, boolean_typ
DEF_PRIMITIVE_TYPE (BT_INT, integer_type_node)
DEF_PRIMITIVE_TYPE (BT_UINT, unsigned_type_node)
DEF_PRIMITIVE_TYPE (BT_LONG, long_integer_type_node)
DEF_PRIMITIVE_TYPE (BT_ULONG, long_unsigned_type_node)
DEF_PRIMITIVE_TYPE (BT_LONGLONG, long_long_integer_type_node)
DEF_PRIMITIVE_TYPE (BT_ULONGLONG, long_long_unsigned_type_node)
-DEF_PRIMITIVE_TYPE (BT_INT128, int128_integer_type_node)
-DEF_PRIMITIVE_TYPE (BT_UINT128, int128_unsigned_type_node)
DEF_PRIMITIVE_TYPE (BT_INTMAX, intmax_type_node)
DEF_PRIMITIVE_TYPE (BT_UINTMAX, uintmax_type_node)
DEF_PRIMITIVE_TYPE (BT_UINT16, uint16_type_node)
DEF_PRIMITIVE_TYPE (BT_UINT32, uint32_type_node)
DEF_PRIMITIVE_TYPE (BT_UINT64, uint64_type_node)
DEF_PRIMITIVE_TYPE (BT_WORD, (*lang_hooks.types.type_for_mode) (word_mode, 1))
Index: gcc/machmode.def
===================================================================
--- gcc/machmode.def (revision 214383)
+++ gcc/machmode.def (working copy)
@@ -189,12 +189,19 @@ INT_MODE (HI, 2);
INT_MODE (SI, 4);
INT_MODE (DI, 8);
INT_MODE (TI, 16);
/* No partial integer modes are defined by default. */
+/* The target normally defines any target-specific __intN types and
+ their modes, but __int128 for TImode is fairly common so define it
+ here. The type will not be created unless the target supports
+ TImode. */
+
+INT_N (TI, 128);
+
/* Basic floating point modes. SF and DF are the only modes provided
by default. The names QF, HF, XF, and TF are reserved for targets
that need 1-word, 2-word, 80-bit, or 128-bit float types respectively.
These are the IEEE mappings. They can be overridden with
RESET_FLOAT_FORMAT or at runtime (in TARGET_OPTION_OVERRIDE). */
Index: gcc/stor-layout.c
===================================================================
--- gcc/stor-layout.c (revision 214383)
+++ gcc/stor-layout.c (working copy)
@@ -310,22 +310,29 @@ finalize_size_functions (void)
than MAX_FIXED_MODE_SIZE will not be used. */
enum machine_mode
mode_for_size (unsigned int size, enum mode_class mclass, int limit)
{
enum machine_mode mode;
+ int i;
if (limit && size > MAX_FIXED_MODE_SIZE)
return BLKmode;
/* Get the first mode which has this size, in the specified class. */
for (mode = GET_CLASS_NARROWEST_MODE (mclass); mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (GET_MODE_PRECISION (mode) == size)
return mode;
+ if (mclass == MODE_INT || mclass == MODE_PARTIAL_INT)
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_data[i].bitsize == size
+ && int_n_enabled_p[i])
+ return int_n_data[i].m;
+
return BLKmode;
}
/* Similar, except passed a tree node. */
enum machine_mode
@@ -346,22 +353,33 @@ mode_for_size_tree (const_tree size, enu
/* Similar, but never return BLKmode; return the narrowest mode that
contains at least the requested number of value bits. */
enum machine_mode
smallest_mode_for_size (unsigned int size, enum mode_class mclass)
{
- enum machine_mode mode;
+ enum machine_mode mode = VOIDmode;
+ int i;
/* Get the first mode which has at least this size, in the
specified class. */
for (mode = GET_CLASS_NARROWEST_MODE (mclass); mode != VOIDmode;
mode = GET_MODE_WIDER_MODE (mode))
if (GET_MODE_PRECISION (mode) >= size)
- return mode;
+ break;
- gcc_unreachable ();
+ if (mclass == MODE_INT || mclass == MODE_PARTIAL_INT)
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_data[i].bitsize >= size
+ && int_n_data[i].bitsize < GET_MODE_PRECISION (mode)
+ && int_n_enabled_p[i])
+ mode = int_n_data[i].m;
+
+ if (mode == VOIDmode)
+ gcc_unreachable ();
+
+ return mode;
}
/* Find an integer mode of the exact same size, or BLKmode on failure. */
enum machine_mode
int_mode_for_mode (enum machine_mode mode)
@@ -2542,13 +2560,30 @@ initialize_sizetypes (void)
precision = LONG_TYPE_SIZE;
else if (strcmp (SIZETYPE, "long long unsigned int") == 0)
precision = LONG_LONG_TYPE_SIZE;
else if (strcmp (SIZETYPE, "short unsigned int") == 0)
precision = SHORT_TYPE_SIZE;
else
- gcc_unreachable ();
+ {
+ int i;
+
+ precision = -1;
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ if (int_n_enabled_p[i])
+ {
+ char name[50];
+ sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
+
+ if (strcmp (name, SIZETYPE) == 0)
+ {
+ precision = int_n_data[i].bitsize;
+ }
+ }
+ if (precision == -1)
+ gcc_unreachable ();
+ }
bprecision
= MIN (precision + BITS_PER_UNIT_LOG + 1, MAX_FIXED_MODE_SIZE);
bprecision
= GET_MODE_PRECISION (smallest_mode_for_size (bprecision, MODE_INT));
if (bprecision > HOST_BITS_PER_DOUBLE_INT)
Index: gcc/genmodes.c
===================================================================
--- gcc/genmodes.c (revision 214383)
+++ gcc/genmodes.c (working copy)
@@ -71,23 +71,24 @@ struct mode_data
unsigned int line; /* for error reporting */
unsigned int counter; /* Rank ordering of modes */
unsigned int ibit; /* the number of integral bits */
unsigned int fbit; /* the number of fractional bits */
bool need_bytesize_adj; /* true if this mode need dynamic size
adjustment */
+ unsigned int int_n; /* If nonzero, then __int<INT_N> will be defined */
};
static struct mode_data *modes[MAX_MODE_CLASS];
static unsigned int n_modes[MAX_MODE_CLASS];
static struct mode_data *void_mode;
static const struct mode_data blank_mode = {
0, "<unknown>", MAX_MODE_CLASS,
-1U, -1U, -1U, -1U,
0, 0, 0, 0, 0,
- "<unknown>", 0, 0, 0, 0, false
+ "<unknown>", 0, 0, 0, 0, false, 0
};
static htab_t modes_by_name;
/* Data structure for recording target-specified runtime adjustments
to a particular mode. We support varying the byte size, the
@@ -629,12 +630,40 @@ reset_float_format (const char *name, co
error ("%s:%d: mode \"%s\" is not a FLOAT class", file, line, name);
return;
}
m->format = format;
}
+/* __intN support. */
+#define INT_N(M,PREC) \
+ make_int_n (#M, PREC, __FILE__, __LINE__)
+static void ATTRIBUTE_UNUSED
+make_int_n (const char *m, int bitsize,
+ const char *file, unsigned int line)
+{
+ struct mode_data *component = find_mode (m);
+ if (!component)
+ {
+ error ("%s:%d: no mode \"%s\"", file, line, m);
+ return;
+ }
+ if (component->cl != MODE_INT
+ && component->cl != MODE_PARTIAL_INT)
+ {
+ error ("%s:%d: mode \"%s\" is not class INT or PARTIAL_INT", file, line, m);
+ return;
+ }
+ if (component->int_n != 0)
+ {
+ error ("%s:%d: mode \"%s\" already has an intN", file, line, m);
+ return;
+ }
+
+ component->int_n = bitsize;
+}
+
/* Partial integer modes are specified by relation to a full integer
mode. */
#define PARTIAL_INT_MODE(M,PREC,NAME) \
make_partial_integer_mode (#M, #NAME, PREC, __FILE__, __LINE__)
static void ATTRIBUTE_UNUSED
make_partial_integer_mode (const char *base, const char *name,
@@ -1007,12 +1036,13 @@ mode_inner_inline (enum machine_mode mod
static void
emit_insn_modes_h (void)
{
int c;
struct mode_data *m, *first, *last;
+ int n_int_n_ents = 0;
printf ("/* Generated automatically from machmode.def%s%s\n",
HAVE_EXTRA_MODES ? " and " : "",
EXTRA_MODES_FILE);
puts ("\
@@ -1067,12 +1097,19 @@ enum machine_mode\n{");
#if 0 /* disabled for backward compatibility, temporary */
printf ("#define CONST_REAL_FORMAT_FOR_MODE%s\n", adj_format ? "" :" const");
#endif
printf ("#define CONST_MODE_IBIT%s\n", adj_ibit ? "" : " const");
printf ("#define CONST_MODE_FBIT%s\n", adj_fbit ? "" : " const");
emit_max_int ();
+
+ for_all_modes (c, m)
+ if (m->int_n)
+ n_int_n_ents ++;
+
+ printf ("#define NUM_INT_N_ENTS %d\n", n_int_n_ents);
+
puts ("\n#if GCC_VERSION >= 4001\n");
emit_mode_size_inline ();
emit_mode_nunits_inline ();
emit_mode_inner_inline ();
puts ("#endif /* GCC_VERSION >= 4001 */");
@@ -1516,12 +1553,59 @@ emit_mode_fbit (void)
for_all_modes (c, m)
tagged_printf ("%u", m->fbit, m->name);
print_closer ();
}
+/* Emit __intN for all modes. */
+
+static void
+emit_mode_int_n (void)
+{
+ int c;
+ struct mode_data *m;
+ struct mode_data **mode_sort;
+ int n_modes = 0;
+ int i, j;
+
+ print_decl ("int_n_data_t", "int_n_data", "");
+
+ n_modes = 0;
+ for_all_modes (c, m)
+ if (m->int_n)
+ n_modes ++;
+ mode_sort = XALLOCAVEC (struct mode_data *, n_modes);
+
+ n_modes = 0;
+ for_all_modes (c, m)
+ if (m->int_n)
+ mode_sort[n_modes++] = m;
+
+ /* Yes, this is a bubblesort, but there are at most four (and
+ usually only 1-2) entries to sort. */
+ for (i = 0; i<n_modes - 1; i++)
+ for (j = i + 1; j < n_modes; j++)
+ if (mode_sort[i]->int_n > mode_sort[j]->int_n)
+ {
+ m = mode_sort[i];
+ mode_sort[i] = mode_sort[j];
+ mode_sort[j] = m;
+ }
+
+ for (i = 0; i < n_modes; i ++)
+ {
+ m = mode_sort[i];
+ printf(" {\n");
+ tagged_printf ("%u", m->int_n, m->name);
+ printf ("%smode,", m->name);
+ printf(" },\n");
+ }
+
+ print_closer ();
+}
+
static void
emit_insn_modes_c (void)
{
emit_insn_modes_c_header ();
emit_mode_name ();
@@ -1535,12 +1619,13 @@ emit_insn_modes_c (void)
emit_mode_base_align ();
emit_class_narrowest_mode ();
emit_real_format_for_mode ();
emit_mode_adjustments ();
emit_mode_ibit ();
emit_mode_fbit ();
+ emit_mode_int_n ();
}
static void
emit_min_insn_modes_c (void)
{
emit_min_insn_modes_c_header ();
Index: gcc/lto/lto-lang.c
===================================================================
--- gcc/lto/lto-lang.c (revision 214383)
+++ gcc/lto/lto-lang.c (working copy)
@@ -1147,23 +1147,44 @@ lto_build_c_type_nodes (void)
{
intmax_type_node = long_long_integer_type_node;
uintmax_type_node = long_long_unsigned_type_node;
signed_size_type_node = long_long_integer_type_node;
}
else
- gcc_unreachable ();
+ {
+ int i;
+
+ signed_size_type_node = NULL_TREE;
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ if (int_n_enabled_p[i])
+ {
+ char name[50];
+ sprintf (name, "__int%d unsigned", int_n_data[i].bitsize);
+
+ if (strcmp (name, SIZE_TYPE) == 0)
+ {
+ intmax_type_node = int_n_trees[i].signed_type;
+ uintmax_type_node = int_n_trees[i].unsigned_type;
+ signed_size_type_node = int_n_trees[i].signed_type;
+ }
+ }
+ if (signed_size_type_node == NULL_TREE)
+ gcc_unreachable ();
+ }
wint_type_node = unsigned_type_node;
pid_type_node = integer_type_node;
}
/* Perform LTO-specific initialization. */
static bool
lto_init (void)
{
+ int i;
+
/* We need to generate LTO if running in WPA mode. */
flag_generate_lto = (flag_wpa != NULL);
/* Create the basic integer types. */
build_common_tree_nodes (flag_signed_char, flag_short_double);
@@ -1229,14 +1250,19 @@ lto_init (void)
NAME_TYPE (long_double_type_node, "long double");
NAME_TYPE (void_type_node, "void");
NAME_TYPE (boolean_type_node, "bool");
NAME_TYPE (complex_float_type_node, "complex float");
NAME_TYPE (complex_double_type_node, "complex double");
NAME_TYPE (complex_long_double_type_node, "complex long double");
- if (int128_integer_type_node)
- NAME_TYPE (int128_integer_type_node, "__int128");
+ for (i = 0; i < NUM_INT_N_ENTS; i++)
+ if (int_n_enabled_p[i])
+ {
+ char name[50];
+ sprintf (name, "__int%d", int_n_data[i].bitsize);
+ NAME_TYPE (int_n_trees[i].signed_type, name);
+ }
#undef NAME_TYPE
/* Initialize LTO-specific data structures. */
in_lto_p = true;
return true;
Index: gcc/gimple.c
===================================================================
--- gcc/gimple.c (revision 214383)
+++ gcc/gimple.c (working copy)
@@ -2110,12 +2110,13 @@ gimple_compare_field_offset (tree f1, tr
signed according to UNSIGNEDP. */
static tree
gimple_signed_or_unsigned_type (bool unsignedp, tree type)
{
tree type1;
+ int i;
type1 = TYPE_MAIN_VARIANT (type);
if (type1 == signed_char_type_node
|| type1 == char_type_node
|| type1 == unsigned_char_type_node)
return unsignedp ? unsigned_char_type_node : signed_char_type_node;
@@ -2127,16 +2128,21 @@ gimple_signed_or_unsigned_type (bool uns
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (type1 == long_long_integer_type_node
|| type1 == long_long_unsigned_type_node)
return unsignedp
? long_long_unsigned_type_node
: long_long_integer_type_node;
- if (int128_integer_type_node && (type1 == int128_integer_type_node || type1 == int128_unsigned_type_node))
- return unsignedp
- ? int128_unsigned_type_node
- : int128_integer_type_node;
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && (type1 == int_n_trees[i].unsigned_type
+ || type1 == int_n_trees[i].signed_type))
+ return unsignedp
+ ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type;
+
#if HOST_BITS_PER_WIDE_INT >= 64
if (type1 == intTI_type_node || type1 == unsigned_intTI_type_node)
return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
#endif
if (type1 == intDI_type_node || type1 == unsigned_intDI_type_node)
return unsignedp ? unsigned_intDI_type_node : intDI_type_node;
@@ -2243,16 +2249,20 @@ gimple_signed_or_unsigned_type (bool uns
if (TYPE_OK (long_integer_type_node))
return unsignedp ? long_unsigned_type_node : long_integer_type_node;
if (TYPE_OK (long_long_integer_type_node))
return (unsignedp
? long_long_unsigned_type_node
: long_long_integer_type_node);
- if (int128_integer_type_node && TYPE_OK (int128_integer_type_node))
- return (unsignedp
- ? int128_unsigned_type_node
- : int128_integer_type_node);
+
+ for (i = 0; i < NUM_INT_N_ENTS; i ++)
+ if (int_n_enabled_p[i]
+ && TYPE_MODE (type) == int_n_data[i].m
+ && TYPE_PRECISION (type) == int_n_data[i].bitsize)
+ return unsignedp
+ ? int_n_trees[i].unsigned_type
+ : int_n_trees[i].signed_type;
#if HOST_BITS_PER_WIDE_INT >= 64
if (TYPE_OK (intTI_type_node))
return unsignedp ? unsigned_intTI_type_node : intTI_type_node;
#endif
if (TYPE_OK (intDI_type_node))
Index: gcc/tree-core.h
===================================================================
--- gcc/tree-core.h (revision 214383)
+++ gcc/tree-core.h (working copy)
@@ -562,14 +562,22 @@ enum integer_type_kind {
itk_int,
itk_unsigned_int,
itk_long,
itk_unsigned_long,
itk_long_long,
itk_unsigned_long_long,
- itk_int128,
- itk_unsigned_int128,
+
+ itk_intN_0,
+ itk_unsigned_intN_0,
+ itk_intN_1,
+ itk_unsigned_intN_1,
+ itk_intN_2,
+ itk_unsigned_intN_2,
+ itk_intN_3,
+ itk_unsigned_intN_3,
+
itk_none
};
/* A pointer-to-function member type looks like:
struct {
Index: gcc/config/msp430/msp430-modes.def
===================================================================
--- gcc/config/msp430/msp430-modes.def (revision 214383)
+++ gcc/config/msp430/msp430-modes.def (working copy)
@@ -1,3 +1,4 @@
/* 20-bit address */
PARTIAL_INT_MODE (SI, 20, PSI);
+INT_N (PSI, 20);
Index: libstdc++-v3/src/c++11/limits.cc
===================================================================
--- libstdc++-v3/src/c++11/limits.cc (revision 214383)
+++ libstdc++-v3/src/c++11/limits.cc (working copy)
@@ -385,60 +385,72 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
const bool numeric_limits<unsigned long long>::is_bounded;
const bool numeric_limits<unsigned long long>::is_modulo;
const bool numeric_limits<unsigned long long>::traps;
const bool numeric_limits<unsigned long long>::tinyness_before;
const float_round_style numeric_limits<unsigned long long>::round_style;
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
- const bool numeric_limits<__int128>::is_specialized;
- const int numeric_limits<__int128>::digits;
- const int numeric_limits<__int128>::digits10;
- const int numeric_limits<__int128>::max_digits10;
- const bool numeric_limits<__int128>::is_signed;
- const bool numeric_limits<__int128>::is_integer;
- const bool numeric_limits<__int128>::is_exact;
- const int numeric_limits<__int128>::radix;
- const int numeric_limits<__int128>::min_exponent;
- const int numeric_limits<__int128>::min_exponent10;
- const int numeric_limits<__int128>::max_exponent;
- const int numeric_limits<__int128>::max_exponent10;
- const bool numeric_limits<__int128>::has_infinity;
- const bool numeric_limits<__int128>::has_quiet_NaN;
- const bool numeric_limits<__int128>::has_signaling_NaN;
- const float_denorm_style numeric_limits<__int128>::has_denorm;
- const bool numeric_limits<__int128>::has_denorm_loss;
- const bool numeric_limits<__int128>::is_iec559;
- const bool numeric_limits<__int128>::is_bounded;
- const bool numeric_limits<__int128>::is_modulo;
- const bool numeric_limits<__int128>::traps;
- const bool numeric_limits<__int128>::tinyness_before;
- const float_round_style numeric_limits<__int128>::round_style;
-
- const bool numeric_limits<unsigned __int128>::is_specialized;
- const int numeric_limits<unsigned __int128>::digits;
- const int numeric_limits<unsigned __int128>::digits10;
- const int numeric_limits<unsigned __int128>::max_digits10;
- const bool numeric_limits<unsigned __int128>::is_signed;
- const bool numeric_limits<unsigned __int128>::is_integer;
- const bool numeric_limits<unsigned __int128>::is_exact;
- const int numeric_limits<unsigned __int128>::radix;
- const int numeric_limits<unsigned __int128>::min_exponent;
- const int numeric_limits<unsigned __int128>::min_exponent10;
- const int numeric_limits<unsigned __int128>::max_exponent;
- const int numeric_limits<unsigned __int128>::max_exponent10;
- const bool numeric_limits<unsigned __int128>::has_infinity;
- const bool numeric_limits<unsigned __int128>::has_quiet_NaN;
- const bool numeric_limits<unsigned __int128>::has_signaling_NaN;
- const float_denorm_style numeric_limits<unsigned __int128>::has_denorm;
- const bool numeric_limits<unsigned __int128>::has_denorm_loss;
- const bool numeric_limits<unsigned __int128>::is_iec559;
- const bool numeric_limits<unsigned __int128>::is_bounded;
- const bool numeric_limits<unsigned __int128>::is_modulo;
- const bool numeric_limits<unsigned __int128>::traps;
- const bool numeric_limits<unsigned __int128>::tinyness_before;
- const float_round_style numeric_limits<unsigned __int128>::round_style;
+#define INT_N(__INT_N_TYPE) \
+ const bool numeric_limits<__INT_N_TYPE>::is_specialized; \
+ const int numeric_limits<__INT_N_TYPE>::digits; \
+ const int numeric_limits<__INT_N_TYPE>::digits10; \
+ const int numeric_limits<__INT_N_TYPE>::max_digits10; \
+ const bool numeric_limits<__INT_N_TYPE>::is_signed; \
+ const bool numeric_limits<__INT_N_TYPE>::is_integer; \
+ const bool numeric_limits<__INT_N_TYPE>::is_exact; \
+ const int numeric_limits<__INT_N_TYPE>::radix; \
+ const int numeric_limits<__INT_N_TYPE>::min_exponent; \
+ const int numeric_limits<__INT_N_TYPE>::min_exponent10; \
+ const int numeric_limits<__INT_N_TYPE>::max_exponent; \
+ const int numeric_limits<__INT_N_TYPE>::max_exponent10; \
+ const bool numeric_limits<__INT_N_TYPE>::has_infinity; \
+ const bool numeric_limits<__INT_N_TYPE>::has_quiet_NaN; \
+ const bool numeric_limits<__INT_N_TYPE>::has_signaling_NaN; \
+ const float_denorm_style numeric_limits<__INT_N_TYPE>::has_denorm; \
+ const bool numeric_limits<__INT_N_TYPE>::has_denorm_loss; \
+ const bool numeric_limits<__INT_N_TYPE>::is_iec559; \
+ const bool numeric_limits<__INT_N_TYPE>::is_bounded; \
+ const bool numeric_limits<__INT_N_TYPE>::is_modulo; \
+ const bool numeric_limits<__INT_N_TYPE>::traps; \
+ const bool numeric_limits<__INT_N_TYPE>::tinyness_before; \
+ const float_round_style numeric_limits<__INT_N_TYPE>::round_style; \
+ \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_specialized; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::digits; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::digits10; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::max_digits10; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_signed; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_integer; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_exact; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::radix; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::min_exponent; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::min_exponent10; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::max_exponent; \
+ const int numeric_limits<unsigned __INT_N_TYPE>::max_exponent10; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::has_infinity; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::has_quiet_NaN; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::has_signaling_NaN; \
+ const float_denorm_style numeric_limits<unsigned __INT_N_TYPE>::has_denorm; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::has_denorm_loss; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_iec559; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_bounded; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::is_modulo; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::traps; \
+ const bool numeric_limits<unsigned __INT_N_TYPE>::tinyness_before; \
+ const float_round_style numeric_limits<unsigned __INT_N_TYPE>::round_style;
+
+#ifdef __GLIBCXX_TYPE_INT_N_0
+ INT_N (__GLIBCXX_TYPE_INT_N_0)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_1
+ INT_N (__GLIBCXX_TYPE_INT_N_1)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_2
+ INT_N (__GLIBCXX_TYPE_INT_N_2)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_3
+ INT_N (__GLIBCXX_TYPE_INT_N_3)
#endif
// float
const bool numeric_limits<float>::is_specialized;
const int numeric_limits<float>::digits;
const int numeric_limits<float>::digits10;
Index: libstdc++-v3/include/std/type_traits
===================================================================
--- libstdc++-v3/include/std/type_traits (revision 214383)
+++ libstdc++-v3/include/std/type_traits (working copy)
@@ -236,19 +236,48 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
: public true_type { };
template<>
struct __is_integral_helper<unsigned long long>
: public true_type { };
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
+ // Conditionalizing on __STRICT_ANSI__ here will break any port that
+ // uses one of these types for size_t.
+#if defined(__GLIBCXX_TYPE_INT_N_0)
template<>
- struct __is_integral_helper<__int128>
+ struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_0>
: public true_type { };
template<>
- struct __is_integral_helper<unsigned __int128>
+ struct __is_integral_helper<unsigned __GLIBCXX_TYPE_INT_N_0>
+ : public true_type { };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_1)
+ template<>
+ struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_1>
+ : public true_type { };
+
+ template<>
+ struct __is_integral_helper<unsigned __GLIBCXX_TYPE_INT_N_1>
+ : public true_type { };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_2)
+ template<>
+ struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_2>
+ : public true_type { };
+
+ template<>
+ struct __is_integral_helper<unsigned __GLIBCXX_TYPE_INT_N_2>
+ : public true_type { };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_3)
+ template<>
+ struct __is_integral_helper<__GLIBCXX_TYPE_INT_N_3>
+ : public true_type { };
+
+ template<>
+ struct __is_integral_helper<unsigned __GLIBCXX_TYPE_INT_N_3>
: public true_type { };
#endif
/// is_integral
template<typename _Tp>
struct is_integral
@@ -1598,16 +1627,31 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#if defined(_GLIBCXX_USE_WCHAR_T) && !defined(__WCHAR_UNSIGNED__)
template<>
struct __make_unsigned<wchar_t> : __make_unsigned<__WCHAR_TYPE__>
{ };
#endif
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
+#if defined(__GLIBCXX_TYPE_INT_N_0)
+ template<>
+ struct __make_unsigned<__GLIBCXX_TYPE_INT_N_0>
+ { typedef unsigned __GLIBCXX_TYPE_INT_N_0 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_1)
+ template<>
+ struct __make_unsigned<__GLIBCXX_TYPE_INT_N_1>
+ { typedef unsigned __GLIBCXX_TYPE_INT_N_1 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_2)
template<>
- struct __make_unsigned<__int128>
- { typedef unsigned __int128 __type; };
+ struct __make_unsigned<__GLIBCXX_TYPE_INT_N_2>
+ { typedef unsigned __GLIBCXX_TYPE_INT_N_2 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_3)
+ template<>
+ struct __make_unsigned<__GLIBCXX_TYPE_INT_N_3>
+ { typedef unsigned __GLIBCXX_TYPE_INT_N_3 __type; };
#endif
// Select between integral and enum: not possible to be both.
template<typename _Tp,
bool _IsInt = is_integral<_Tp>::value,
bool _IsEnum = is_enum<_Tp>::value>
@@ -1695,16 +1739,31 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
{ };
template<>
struct __make_signed<char32_t> : __make_signed<uint_least32_t>
{ };
#endif
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
+#if defined(__GLIBCXX_TYPE_INT_N_0)
+ template<>
+ struct __make_signed<unsigned __GLIBCXX_TYPE_INT_N_0>
+ { typedef __GLIBCXX_TYPE_INT_N_0 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_1)
+ template<>
+ struct __make_signed<unsigned __GLIBCXX_TYPE_INT_N_1>
+ { typedef __GLIBCXX_TYPE_INT_N_1 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_2)
+ template<>
+ struct __make_signed<unsigned __GLIBCXX_TYPE_INT_N_2>
+ { typedef __GLIBCXX_TYPE_INT_N_2 __type; };
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_3)
template<>
- struct __make_signed<unsigned __int128>
- { typedef __int128 __type; };
+ struct __make_signed<unsigned __GLIBCXX_TYPE_INT_N_3>
+ { typedef __GLIBCXX_TYPE_INT_N_3 __type; };
#endif
// Select between integral and enum: not possible to be both.
template<typename _Tp,
bool _IsInt = is_integral<_Tp>::value,
bool _IsEnum = is_enum<_Tp>::value>
Index: libstdc++-v3/include/std/limits
===================================================================
--- libstdc++-v3/include/std/limits (revision 214383)
+++ libstdc++-v3/include/std/limits (working copy)
@@ -122,27 +122,38 @@
#ifndef __glibcxx_long_double_tinyness_before
# define __glibcxx_long_double_tinyness_before false
#endif
// You should not need to define any macros below this point.
-#define __glibcxx_signed(T) ((T)(-1) < 0)
+#define __glibcxx_signed_b(T,B) ((T)(-1) < 0)
-#define __glibcxx_min(T) \
- (__glibcxx_signed (T) ? -__glibcxx_max (T) - 1 : (T)0)
+#define __glibcxx_min_b(T,B) \
+ (__glibcxx_signed_b (T,B) ? -__glibcxx_max_b (T,B) - 1 : (T)0)
-#define __glibcxx_max(T) \
- (__glibcxx_signed (T) ? \
- (((((T)1 << (__glibcxx_digits (T) - 1)) - 1) << 1) + 1) : ~(T)0)
+#define __glibcxx_max_b(T,B) \
+ (__glibcxx_signed_b (T,B) ? \
+ (((((T)1 << (__glibcxx_digits_b (T,B) - 1)) - 1) << 1) + 1) : ~(T)0)
-#define __glibcxx_digits(T) \
- (sizeof(T) * __CHAR_BIT__ - __glibcxx_signed (T))
+#define __glibcxx_digits_b(T,B) \
+ (B - __glibcxx_signed_b (T,B))
// The fraction 643/2136 approximates log10(2) to 7 significant digits.
+#define __glibcxx_digits10_b(T,B) \
+ (__glibcxx_digits_b (T,B) * 643L / 2136)
+
+#define __glibcxx_signed(T) \
+ __glibcxx_signed_b (T, sizeof(T) * __CHAR_BIT__)
+#define __glibcxx_min(T) \
+ __glibcxx_min_b (T, sizeof(T) * __CHAR_BIT__)
+#define __glibcxx_max(T) \
+ __glibcxx_max_b (T, sizeof(T) * __CHAR_BIT__)
+#define __glibcxx_digits(T) \
+ __glibcxx_digits_b (T, sizeof(T) * __CHAR_BIT__)
#define __glibcxx_digits10(T) \
- (__glibcxx_digits (T) * 643L / 2136)
+ __glibcxx_digits10_b (T, sizeof(T) * __CHAR_BIT__)
#define __glibcxx_max_digits10(T) \
(2 + (T) * 643L / 2136)
namespace std _GLIBCXX_VISIBILITY(default)
{
@@ -1396,159 +1407,187 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
static _GLIBCXX_USE_CONSTEXPR bool traps = __glibcxx_integral_traps;
static _GLIBCXX_USE_CONSTEXPR bool tinyness_before = false;
static _GLIBCXX_USE_CONSTEXPR float_round_style round_style
= round_toward_zero;
};
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
- /// numeric_limits<__int128> specialization.
- template<>
- struct numeric_limits<__int128>
- {
- static _GLIBCXX_USE_CONSTEXPR bool is_specialized = true;
+#if !defined(__STRICT_ANSI__)
- static _GLIBCXX_CONSTEXPR __int128
- min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min (__int128); }
+#define __INT_N(TYPE, BITSIZE, EXT, UEXT) \
+ template<> \
+ struct numeric_limits<TYPE> \
+ { \
+ static _GLIBCXX_USE_CONSTEXPR bool is_specialized = true; \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ min() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_min_b (TYPE, BITSIZE); } \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ max() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_max_b (TYPE, BITSIZE);; } \
+ \
+ static _GLIBCXX_USE_CONSTEXPR int digits \
+ = BITSIZE - 1; \
+ static _GLIBCXX_USE_CONSTEXPR int digits10 \
+ = (BITSIZE - 1) * 643L / 2136; \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool is_signed = true; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_integer = true; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_exact = true; \
+ static _GLIBCXX_USE_CONSTEXPR int radix = 2; \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ epsilon() _GLIBCXX_USE_NOEXCEPT { return 0; } \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ round_error() _GLIBCXX_USE_NOEXCEPT { return 0; } \
+ \
+ EXT \
+ \
+ static _GLIBCXX_USE_CONSTEXPR int min_exponent = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int min_exponent10 = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int max_exponent = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int max_exponent10 = 0; \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool has_infinity = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_quiet_NaN = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_signaling_NaN = false; \
+ static _GLIBCXX_USE_CONSTEXPR float_denorm_style has_denorm \
+ = denorm_absent; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_denorm_loss = false; \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ infinity() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ quiet_NaN() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ signaling_NaN() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR TYPE \
+ denorm_min() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<TYPE>(0); } \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool is_iec559 = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_bounded = true; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_modulo = false; \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool traps \
+ = __glibcxx_integral_traps; \
+ static _GLIBCXX_USE_CONSTEXPR bool tinyness_before = false; \
+ static _GLIBCXX_USE_CONSTEXPR float_round_style round_style \
+ = round_toward_zero; \
+ }; \
+ \
+ template<> \
+ struct numeric_limits<unsigned TYPE> \
+ { \
+ static _GLIBCXX_USE_CONSTEXPR bool is_specialized = true; \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ min() _GLIBCXX_USE_NOEXCEPT { return 0; } \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ max() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_max_b (TYPE, BITSIZE); } \
+ \
+ UEXT \
+ \
+ static _GLIBCXX_USE_CONSTEXPR int digits \
+ = BITSIZE; \
+ static _GLIBCXX_USE_CONSTEXPR int digits10 \
+ = BITSIZE * 643L / 2136; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_signed = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_integer = true; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_exact = true; \
+ static _GLIBCXX_USE_CONSTEXPR int radix = 2; \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ epsilon() _GLIBCXX_USE_NOEXCEPT { return 0; } \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ round_error() _GLIBCXX_USE_NOEXCEPT { return 0; } \
+ \
+ static _GLIBCXX_USE_CONSTEXPR int min_exponent = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int min_exponent10 = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int max_exponent = 0; \
+ static _GLIBCXX_USE_CONSTEXPR int max_exponent10 = 0; \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool has_infinity = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_quiet_NaN = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_signaling_NaN = false; \
+ static _GLIBCXX_USE_CONSTEXPR float_denorm_style has_denorm \
+ = denorm_absent; \
+ static _GLIBCXX_USE_CONSTEXPR bool has_denorm_loss = false; \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ infinity() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<unsigned TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ quiet_NaN() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<unsigned TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ signaling_NaN() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<unsigned TYPE>(0); } \
+ \
+ static _GLIBCXX_CONSTEXPR unsigned TYPE \
+ denorm_min() _GLIBCXX_USE_NOEXCEPT \
+ { return static_cast<unsigned TYPE>(0); } \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool is_iec559 = false; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_bounded = true; \
+ static _GLIBCXX_USE_CONSTEXPR bool is_modulo = true; \
+ \
+ static _GLIBCXX_USE_CONSTEXPR bool traps = __glibcxx_integral_traps; \
+ static _GLIBCXX_USE_CONSTEXPR bool tinyness_before = false; \
+ static _GLIBCXX_USE_CONSTEXPR float_round_style round_style \
+ = round_toward_zero; \
+ };
+
+#if __cplusplus >= 201103L
+
+#define __INT_N_201103(TYPE) \
+ static constexpr TYPE \
+ lowest() noexcept { return min(); } \
+ static constexpr int max_digits10 = 0;
- static _GLIBCXX_CONSTEXPR __int128
- max() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_max (__int128); }
+#define __INT_N_U201103(TYPE) \
+ static constexpr unsigned TYPE \
+ lowest() noexcept { return min(); } \
+ static constexpr int max_digits10 = 0;
-#if __cplusplus >= 201103L
- static constexpr __int128
- lowest() noexcept { return min(); }
+#else
+#define __INT_N_201103(TYPE)
+#define __INT_N_U201103(TYPE)
#endif
- static _GLIBCXX_USE_CONSTEXPR int digits
- = __glibcxx_digits (__int128);
- static _GLIBCXX_USE_CONSTEXPR int digits10
- = __glibcxx_digits10 (__int128);
-#if __cplusplus >= 201103L
- static constexpr int max_digits10 = 0;
+#ifdef __GLIBCXX_TYPE_INT_N_0
+ __INT_N(__GLIBCXX_TYPE_INT_N_0, __GLIBCXX_BITSIZE_INT_N_0,
+ __INT_N_201103 (__GLIBCXX_TYPE_INT_N_0), __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_0))
#endif
- static _GLIBCXX_USE_CONSTEXPR bool is_signed = true;
- static _GLIBCXX_USE_CONSTEXPR bool is_integer = true;
- static _GLIBCXX_USE_CONSTEXPR bool is_exact = true;
- static _GLIBCXX_USE_CONSTEXPR int radix = 2;
-
- static _GLIBCXX_CONSTEXPR __int128
- epsilon() _GLIBCXX_USE_NOEXCEPT { return 0; }
-
- static _GLIBCXX_CONSTEXPR __int128
- round_error() _GLIBCXX_USE_NOEXCEPT { return 0; }
-
- static _GLIBCXX_USE_CONSTEXPR int min_exponent = 0;
- static _GLIBCXX_USE_CONSTEXPR int min_exponent10 = 0;
- static _GLIBCXX_USE_CONSTEXPR int max_exponent = 0;
- static _GLIBCXX_USE_CONSTEXPR int max_exponent10 = 0;
-
- static _GLIBCXX_USE_CONSTEXPR bool has_infinity = false;
- static _GLIBCXX_USE_CONSTEXPR bool has_quiet_NaN = false;
- static _GLIBCXX_USE_CONSTEXPR bool has_signaling_NaN = false;
- static _GLIBCXX_USE_CONSTEXPR float_denorm_style has_denorm
- = denorm_absent;
- static _GLIBCXX_USE_CONSTEXPR bool has_denorm_loss = false;
-
- static _GLIBCXX_CONSTEXPR __int128
- infinity() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<__int128>(0); }
-
- static _GLIBCXX_CONSTEXPR __int128
- quiet_NaN() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<__int128>(0); }
-
- static _GLIBCXX_CONSTEXPR __int128
- signaling_NaN() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<__int128>(0); }
-
- static _GLIBCXX_CONSTEXPR __int128
- denorm_min() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<__int128>(0); }
-
- static _GLIBCXX_USE_CONSTEXPR bool is_iec559 = false;
- static _GLIBCXX_USE_CONSTEXPR bool is_bounded = true;
- static _GLIBCXX_USE_CONSTEXPR bool is_modulo = false;
-
- static _GLIBCXX_USE_CONSTEXPR bool traps
- = __glibcxx_integral_traps;
- static _GLIBCXX_USE_CONSTEXPR bool tinyness_before = false;
- static _GLIBCXX_USE_CONSTEXPR float_round_style round_style
- = round_toward_zero;
- };
-
- /// numeric_limits<unsigned __int128> specialization.
- template<>
- struct numeric_limits<unsigned __int128>
- {
- static _GLIBCXX_USE_CONSTEXPR bool is_specialized = true;
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- min() _GLIBCXX_USE_NOEXCEPT { return 0; }
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- max() _GLIBCXX_USE_NOEXCEPT { return __glibcxx_max (unsigned __int128); }
-
-#if __cplusplus >= 201103L
- static constexpr unsigned __int128
- lowest() noexcept { return min(); }
+#ifdef __GLIBCXX_TYPE_INT_N_1
+ __INT_N (__GLIBCXX_TYPE_INT_N_1, __GLIBCXX_BITSIZE_INT_N_1,
+ __INT_N_201103 (__GLIBCXX_TYPE_INT_N_1), __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_1))
#endif
-
- static _GLIBCXX_USE_CONSTEXPR int digits
- = __glibcxx_digits (unsigned __int128);
- static _GLIBCXX_USE_CONSTEXPR int digits10
- = __glibcxx_digits10 (unsigned __int128);
-#if __cplusplus >= 201103L
- static constexpr int max_digits10 = 0;
+#ifdef __GLIBCXX_TYPE_INT_N_2
+ __INT_N (__GLIBCXX_TYPE_INT_N_2, __GLIBCXX_BITSIZE_INT_N_2,
+ __INT_N_201103 (__GLIBCXX_TYPE_INT_N_2), __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_2))
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_3
+ __INT_N (__GLIBCXX_TYPE_INT_N_3, __GLIBCXX_BITSIZE_INT_N_3,
+ __INT_N_201103 (__GLIBCXX_TYPE_INT_N_3), __INT_N_U201103 (__GLIBCXX_TYPE_INT_N_3))
#endif
- static _GLIBCXX_USE_CONSTEXPR bool is_signed = false;
- static _GLIBCXX_USE_CONSTEXPR bool is_integer = true;
- static _GLIBCXX_USE_CONSTEXPR bool is_exact = true;
- static _GLIBCXX_USE_CONSTEXPR int radix = 2;
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- epsilon() _GLIBCXX_USE_NOEXCEPT { return 0; }
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- round_error() _GLIBCXX_USE_NOEXCEPT { return 0; }
-
- static _GLIBCXX_USE_CONSTEXPR int min_exponent = 0;
- static _GLIBCXX_USE_CONSTEXPR int min_exponent10 = 0;
- static _GLIBCXX_USE_CONSTEXPR int max_exponent = 0;
- static _GLIBCXX_USE_CONSTEXPR int max_exponent10 = 0;
-
- static _GLIBCXX_USE_CONSTEXPR bool has_infinity = false;
- static _GLIBCXX_USE_CONSTEXPR bool has_quiet_NaN = false;
- static _GLIBCXX_USE_CONSTEXPR bool has_signaling_NaN = false;
- static _GLIBCXX_USE_CONSTEXPR float_denorm_style has_denorm
- = denorm_absent;
- static _GLIBCXX_USE_CONSTEXPR bool has_denorm_loss = false;
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- infinity() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<unsigned __int128>(0); }
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- quiet_NaN() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<unsigned __int128>(0); }
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- signaling_NaN() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<unsigned __int128>(0); }
-
- static _GLIBCXX_CONSTEXPR unsigned __int128
- denorm_min() _GLIBCXX_USE_NOEXCEPT
- { return static_cast<unsigned __int128>(0); }
- static _GLIBCXX_USE_CONSTEXPR bool is_iec559 = false;
- static _GLIBCXX_USE_CONSTEXPR bool is_bounded = true;
- static _GLIBCXX_USE_CONSTEXPR bool is_modulo = true;
+#undef __INT_N
+#undef __INT_N_201103
+#undef __INT_N_U201103
- static _GLIBCXX_USE_CONSTEXPR bool traps = __glibcxx_integral_traps;
- static _GLIBCXX_USE_CONSTEXPR bool tinyness_before = false;
- static _GLIBCXX_USE_CONSTEXPR float_round_style round_style
- = round_toward_zero;
- };
#endif
/// numeric_limits<float> specialization.
template<>
struct numeric_limits<float>
{
Index: libstdc++-v3/include/c_std/cstdlib
===================================================================
--- libstdc++-v3/include/c_std/cstdlib (revision 214383)
+++ libstdc++-v3/include/c_std/cstdlib (working copy)
@@ -166,15 +166,27 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#ifdef _GLIBCXX_USE_LONG_LONG
inline long long
abs(long long __x) { return __builtin_llabs (__x); }
#endif
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
- inline __int128
- abs(__int128 __x) { return __x >= 0 ? __x : -__x; }
+#if defined(__GLIBCXX_TYPE_INT_N_0)
+ inline __GLIBCXX_TYPE_INT_N_0
+ abs(__GLIBCXX_TYPE_INT_N_0 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_1)
+ inline __GLIBCXX_TYPE_INT_N_1
+ abs(__GLIBCXX_TYPE_INT_N_1 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_2)
+ inline __GLIBCXX_TYPE_INT_N_2
+ abs(__GLIBCXX_TYPE_INT_N_2 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_3)
+ inline __GLIBCXX_TYPE_INT_N_3
+ abs(__GLIBCXX_TYPE_INT_N_3 __x) { return __x >= 0 ? __x : -__x; }
#endif
inline ldiv_t
div(long __i, long __j) { return ldiv(__i, __j); }
_GLIBCXX_END_NAMESPACE_VERSION
Index: libstdc++-v3/include/bits/cpp_type_traits.h
===================================================================
--- libstdc++-v3/include/bits/cpp_type_traits.h (revision 214383)
+++ libstdc++-v3/include/bits/cpp_type_traits.h (working copy)
@@ -138,13 +138,14 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
enum { __value = 0 };
typedef __false_type __type;
};
// Thirteen specializations (yes there are eleven standard integer
// types; <em>long long</em> and <em>unsigned long long</em> are
- // supported as extensions)
+ // supported as extensions). Up to four target-specific __int<N>
+ // types are supported as well.
template<>
struct __is_integer<bool>
{
enum { __value = 1 };
typedef __true_type __type;
};
@@ -248,12 +249,41 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
struct __is_integer<unsigned long long>
{
enum { __value = 1 };
typedef __true_type __type;
};
+#define __INT_N(TYPE) \
+ template<> \
+ struct __is_integer<TYPE> \
+ { \
+ enum { __value = 1 }; \
+ typedef __true_type __type; \
+ }; \
+ template<> \
+ struct __is_integer<unsigned TYPE> \
+ { \
+ enum { __value = 1 }; \
+ typedef __true_type __type; \
+ };
+
+#ifdef __GLIBCXX_TYPE_INT_N_0
+__INT_N(__GLIBCXX_TYPE_INT_N_0)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_1
+__INT_N(__GLIBCXX_TYPE_INT_N_1)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_2
+__INT_N(__GLIBCXX_TYPE_INT_N_2)
+#endif
+#ifdef __GLIBCXX_TYPE_INT_N_3
+__INT_N(__GLIBCXX_TYPE_INT_N_3)
+#endif
+
+#undef __INT_N
+
//
// Floating point types
//
template<typename _Tp>
struct __is_floating
{
Index: libstdc++-v3/include/c_global/cstdlib
===================================================================
--- libstdc++-v3/include/c_global/cstdlib (revision 214383)
+++ libstdc++-v3/include/c_global/cstdlib (working copy)
@@ -171,17 +171,30 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
#ifdef _GLIBCXX_USE_LONG_LONG
inline long long
abs(long long __x) { return __builtin_llabs (__x); }
#endif
-#if !defined(__STRICT_ANSI__) && defined(_GLIBCXX_USE_INT128)
- inline __int128
- abs(__int128 __x) { return __x >= 0 ? __x : -__x; }
+#if defined(__GLIBCXX_TYPE_INT_N_0)
+ inline __GLIBCXX_TYPE_INT_N_0
+ abs(__GLIBCXX_TYPE_INT_N_0 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_1)
+ inline __GLIBCXX_TYPE_INT_N_1
+ abs(__GLIBCXX_TYPE_INT_N_1 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_2)
+ inline __GLIBCXX_TYPE_INT_N_2
+ abs(__GLIBCXX_TYPE_INT_N_2 __x) { return __x >= 0 ? __x : -__x; }
+#endif
+#if defined(__GLIBCXX_TYPE_INT_N_3)
+ inline __GLIBCXX_TYPE_INT_N_3
+ abs(__GLIBCXX_TYPE_INT_N_3 __x) { return __x >= 0 ? __x : -__x; }
#endif
+
_GLIBCXX_END_NAMESPACE_VERSION
} // namespace
#if _GLIBCXX_USE_C99
#undef _Exit