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import gdb-1999-10-18 snapshot

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This commit is contained in:
Jason Molenda
1999-10-19 02:47:02 +00:00
parent 446a06c9b8
commit 917317f4c6
45 changed files with 2287 additions and 2491 deletions
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43
gdb/gdbtypes.c
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@@ -65,6 +65,7 @@ struct type *builtin_type_uint32;
struct type *builtin_type_int64;
struct type *builtin_type_uint64;
struct type *builtin_type_bool;
struct type *builtin_type_v4sf;
int opaque_type_resolution = 1;
@@ -633,6 +634,43 @@ create_set_type (result_type, domain_type)
return (result_type);
}
/* Construct and return a type of the form:
struct NAME { ELT_TYPE ELT_NAME[N]; }
We use these types for SIMD registers. For example, the type of
the SSE registers on the late x86-family processors is:
struct __builtin_v4sf { float f[4]; }
built by the function call:
init_simd_type ("__builtin_v4sf", builtin_type_float, "f", 4)
The type returned is a permanent type, allocated using malloc; it
doesn't live in any objfile's obstack. */
struct type *
init_simd_type (char *name,
struct type *elt_type,
char *elt_name,
int n)
{
struct type *t;
struct field *f;
/* Build the field structure. */
f = xmalloc (sizeof (*f));
memset (f, 0, sizeof (*f));
f->loc.bitpos = 0;
f->type = create_array_type (0, elt_type,
create_range_type (0, builtin_type_int, 0, n));
f->name = elt_name;
/* Build a struct type with that field. */
t = init_type (TYPE_CODE_STRUCT, n * TYPE_LENGTH (elt_type), 0, 0, 0);
t->nfields = 1;
t->fields = f;
t->tag_name = name;
return t;
}
/* Smash TYPE to be a type of members of DOMAIN with type TO_TYPE.
A MEMBER is a wierd thing -- it amounts to a typed offset into
a struct, e.g. "an int at offset 8". A MEMBER TYPE doesn't
@@ -2925,6 +2963,10 @@ build_gdbtypes ()
&showlist);
opaque_type_resolution = 1;
/* Build SIMD types. */
builtin_type_v4sf
= init_simd_type ("__builtin_v4sf", builtin_type_float, "f", 4);
}
@@ -2963,5 +3005,6 @@ _initialize_gdbtypes ()
register_gdbarch_swap (&builtin_type_uint32, sizeof (struct type *), NULL);
register_gdbarch_swap (&builtin_type_int64, sizeof (struct type *), NULL);
register_gdbarch_swap (&builtin_type_uint64, sizeof (struct type *), NULL);
register_gdbarch_swap (&builtin_type_v4sf, sizeof (struct type *), NULL);
register_gdbarch_swap (NULL, 0, build_gdbtypes);
}