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d3dcompiler: Parse "typedef" statement.

This commit is contained in:
Matteo Bruni 2012-09-19 19:46:13 +02:00 committed by Alexandre Julliard
parent 8f60f8f34b
commit d9c247f2ae
2 changed files with 101 additions and 0 deletions
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4
dlls/d3dcompiler_43/d3dcompiler_private.h
View File

@ -734,6 +734,10 @@ struct hlsl_ir_node
#define HLSL_MODIFIER_IN 0x00000800
#define HLSL_MODIFIER_OUT 0x00001000
#define HLSL_TYPE_MODIFIERS_MASK (HLSL_MODIFIER_PRECISE | HLSL_STORAGE_VOLATILE | \
HLSL_MODIFIER_CONST | HLSL_MODIFIER_ROW_MAJOR | \
HLSL_MODIFIER_COLUMN_MAJOR)
#define HLSL_MODIFIERS_COMPARISON_MASK (HLSL_MODIFIER_ROW_MAJOR | HLSL_MODIFIER_COLUMN_MAJOR)
struct hlsl_ir_var

97
dlls/d3dcompiler_43/hlsl.y
View File

@ -175,6 +175,17 @@ static BOOL declare_variable(struct hlsl_ir_var *decl, BOOL local)
static DWORD add_modifier(DWORD modifiers, DWORD mod, const struct YYLTYPE *loc);
static BOOL check_type_modifiers(DWORD modifiers, struct source_location *loc)
{
if (modifiers & ~HLSL_TYPE_MODIFIERS_MASK)
{
hlsl_report_message(loc->file, loc->line, loc->col, HLSL_LEVEL_ERROR,
"modifier not allowed on typedefs");
return FALSE;
}
return TRUE;
}
BOOL add_type_to_scope(struct hlsl_scope *scope, struct hlsl_type *def)
{
if (get_type(scope, def->name, FALSE))
@ -354,6 +365,51 @@ static struct hlsl_ir_swizzle *get_swizzle(struct hlsl_ir_node *value, const cha
return NULL;
}
static BOOL add_typedef(DWORD modifiers, struct hlsl_type *orig_type, struct list *list,
struct source_location *loc)
{
BOOL ret;
struct hlsl_type *type;
struct parse_variable_def *v, *v_next;
if (!check_type_modifiers(modifiers, loc))
{
LIST_FOR_EACH_ENTRY_SAFE(v, v_next, list, struct parse_variable_def, entry)
d3dcompiler_free(v);
d3dcompiler_free(list);
return FALSE;
}
LIST_FOR_EACH_ENTRY_SAFE(v, v_next, list, struct parse_variable_def, entry)
{
if (v->array_size)
type = new_array_type(orig_type, v->array_size);
else
type = clone_hlsl_type(orig_type);
if (!type)
{
ERR("Out of memory\n");
return FALSE;
}
d3dcompiler_free((void *)type->name);
type->name = v->name;
type->modifiers |= modifiers;
if (type->type != HLSL_CLASS_MATRIX)
check_invalid_matrix_modifiers(type->modifiers, &v->loc);
ret = add_type_to_scope(hlsl_ctx.cur_scope, type);
if (!ret)
{
hlsl_report_message(v->loc.file, v->loc.line, v->loc.col, HLSL_LEVEL_ERROR,
"redefinition of custom type '%s'", v->name);
}
d3dcompiler_free(v);
}
d3dcompiler_free(list);
return TRUE;
}
%}
%locations
@ -487,6 +543,8 @@ static struct hlsl_ir_swizzle *get_swizzle(struct hlsl_ir_node *value, const cha
%type <type> base_type
%type <type> type
%type <list> declaration_statement
%type <list> type_specs
%type <variable_def> type_spec
%type <list> complex_initializer
%type <list> initializer_expr_list
%type <instr> initializer_expr
@ -802,6 +860,45 @@ declaration_statement: declaration
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
}
| typedef
{
$$ = d3dcompiler_alloc(sizeof(*$$));
if (!$$)
{
ERR("Out of memory\n");
return -1;
}
list_init($$);
}
typedef: KW_TYPEDEF var_modifiers type type_specs ';'
{
struct source_location loc;
set_location(&loc, &@1);
if (!add_typedef($2, $3, $4, &loc))
return 1;
}
type_specs: type_spec
{
$$ = d3dcompiler_alloc(sizeof(*$$));
list_init($$);
list_add_head($$, &$1->entry);
}
| type_specs ',' type_spec
{
$$ = $1;
list_add_tail($$, &$3->entry);
}
type_spec: any_identifier array
{
$$ = d3dcompiler_alloc(sizeof(*$$));
set_location(&$$->loc, &@1);
$$->name = $1;
$$->array_size = $2;
}
declaration: var_modifiers type variables_def ';'
{