Commit eeb550c0 authored by Matteo Bruni's avatar Matteo Bruni Committed by Alexandre Julliard

d3dcompiler: Parse constructors.

parent d2673848
......@@ -694,6 +694,7 @@ enum hlsl_ir_node_type
{
HLSL_IR_VAR = 0,
HLSL_IR_CONSTANT,
HLSL_IR_CONSTRUCTOR,
HLSL_IR_DEREF,
HLSL_IR_FUNCTION_DECL,
};
......@@ -788,6 +789,12 @@ struct hlsl_ir_constant
} v;
};
struct hlsl_ir_constructor
{
struct hlsl_ir_node node;
struct list *arguments;
};
struct hlsl_scope
{
struct list entry;
......@@ -847,6 +854,12 @@ static inline struct hlsl_ir_constant *constant_from_node(const struct hlsl_ir_n
return CONTAINING_RECORD(node, struct hlsl_ir_constant, node);
}
static inline struct hlsl_ir_constructor *constructor_from_node(const struct hlsl_ir_node *node)
{
assert(node->type == HLSL_IR_CONSTRUCTOR);
return CONTAINING_RECORD(node, struct hlsl_ir_constructor, node);
}
BOOL add_declaration(struct hlsl_scope *scope, struct hlsl_ir_var *decl, BOOL local_var) DECLSPEC_HIDDEN;
struct hlsl_ir_var *get_variable(struct hlsl_scope *scope, const char *name) DECLSPEC_HIDDEN;
void free_declaration(struct hlsl_ir_var *decl) DECLSPEC_HIDDEN;
......
......@@ -112,6 +112,18 @@ static DWORD add_modifier(DWORD modifiers, DWORD mod)
return modifiers | mod;
}
static unsigned int components_count_expr_list(struct list *list)
{
struct hlsl_ir_node *node;
unsigned int count = 0;
LIST_FOR_EACH_ENTRY(node, list, struct hlsl_ir_node, entry)
{
count += components_count_type(node->data_type);
}
return count;
}
%}
%error-verbose
......@@ -793,6 +805,42 @@ postfix_expr: primary_expr
{
$$ = $1;
}
/* "var_modifiers" doesn't make sense in this case, but it's needed
in the grammar to avoid shift/reduce conflicts. */
| var_modifiers type '(' initializer_expr_list ')'
{
struct hlsl_ir_constructor *constructor;
TRACE("%s constructor.\n", debug_hlsl_type($2));
if ($1)
{
hlsl_message("Line %u: unexpected modifier in a constructor.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
if ($2->type > HLSL_CLASS_LAST_NUMERIC)
{
hlsl_message("Line %u: constructors are allowed only for numeric data types.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
if ($2->dimx * $2->dimy != components_count_expr_list($4))
{
hlsl_message("Line %u: wrong number of components in constructor.\n",
hlsl_ctx.line_no);
set_parse_status(&hlsl_ctx.status, PARSE_ERR);
return -1;
}
constructor = d3dcompiler_alloc(sizeof(*constructor));
constructor->node.type = HLSL_IR_CONSTRUCTOR;
constructor->node.data_type = $2;
constructor->arguments = $4;
$$ = &constructor->node;
}
unary_expr: postfix_expr
{
......
......@@ -876,6 +876,32 @@ BOOL find_function(const char *name)
return FALSE;
}
unsigned int components_count_type(struct hlsl_type *type)
{
unsigned int count = 0;
struct hlsl_struct_field *field;
if (type->type <= HLSL_CLASS_LAST_NUMERIC)
{
return type->dimx * type->dimy;
}
if (type->type == HLSL_CLASS_ARRAY)
{
return components_count_type(type->e.array.type) * type->e.array.elements_count;
}
if (type->type != HLSL_CLASS_STRUCT)
{
ERR("Unexpected data type %s.\n", debug_hlsl_type(type));
return 0;
}
LIST_FOR_EACH_ENTRY(field, type->e.elements, struct hlsl_struct_field, entry)
{
count += components_count_type(field->type);
}
return count;
}
struct hlsl_ir_deref *new_var_deref(struct hlsl_ir_var *var)
{
struct hlsl_ir_deref *deref = d3dcompiler_alloc(sizeof(*deref));
......@@ -1027,6 +1053,7 @@ static const char *debug_node_type(enum hlsl_ir_node_type type)
{
"HLSL_IR_VAR",
"HLSL_IR_CONSTANT",
"HLSL_IR_CONSTRUCTOR",
"HLSL_IR_DEREF",
"HLSL_IR_FUNCTION_DECL",
};
......@@ -1112,7 +1139,20 @@ static void debug_dump_ir_constant(const struct hlsl_ir_constant *constant)
TRACE("}");
}
static void debug_dump_instr(const struct hlsl_ir_node *instr)
void debug_dump_ir_constructor(const struct hlsl_ir_constructor *constructor)
{
struct hlsl_ir_node *arg;
TRACE("%s (", debug_hlsl_type(constructor->node.data_type));
LIST_FOR_EACH_ENTRY(arg, constructor->arguments, struct hlsl_ir_node, entry)
{
debug_dump_instr(arg);
TRACE(" ");
}
TRACE(")");
}
void debug_dump_instr(const struct hlsl_ir_node *instr)
{
switch (instr->type)
{
......@@ -1122,6 +1162,9 @@ static void debug_dump_instr(const struct hlsl_ir_node *instr)
case HLSL_IR_CONSTANT:
debug_dump_ir_constant(constant_from_node(instr));
break;
case HLSL_IR_CONSTRUCTOR:
debug_dump_ir_constructor(constructor_from_node(instr));
break;
default:
TRACE("No dump function for %s\n", debug_node_type(instr->type));
}
......@@ -1226,6 +1269,12 @@ static void free_ir_deref(struct hlsl_ir_deref *deref)
d3dcompiler_free(deref);
}
static void free_ir_constructor(struct hlsl_ir_constructor *constructor)
{
free_instr_list(constructor->arguments);
d3dcompiler_free(constructor);
}
void free_instr(struct hlsl_ir_node *node)
{
switch (node->type)
......@@ -1239,6 +1288,9 @@ void free_instr(struct hlsl_ir_node *node)
case HLSL_IR_DEREF:
free_ir_deref(deref_from_node(node));
break;
case HLSL_IR_CONSTRUCTOR:
free_ir_constructor(constructor_from_node(node));
break;
default:
FIXME("Unsupported node type %s\n", debug_node_type(node->type));
}
......
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