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d3dcompiler: Synthesize a variable when indexing a non-deref node. 

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura 2020-05-04 15:03:43 -05:00 committed by Alexandre Julliard
parent 749e6be4d6
commit 0d9ddc4372
1 changed files with 72 additions and 54 deletions
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124
dlls/d3dcompiler_43/hlsl.y
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@ -562,33 +562,40 @@ static struct hlsl_ir_deref *new_var_deref(struct hlsl_ir_var *var, const struct
return deref;
}
static struct hlsl_ir_node *get_var_deref(struct hlsl_ir_node *node)
{
struct hlsl_ir_assignment *assign;
struct hlsl_ir_deref *deref;
struct hlsl_ir_var *var;
char name[27];
if (node->type == HLSL_IR_DEREF)
return node;
sprintf(name, "<deref-%p>", node);
if (!(var = new_synthetic_var(name, node->data_type, node->loc)))
return NULL;
TRACE("Synthesized variable %p for %s node.\n", var, debug_node_type(node->type));
if (!(assign = make_simple_assignment(var, node)))
return NULL;
list_add_after(&node->entry, &assign->node.entry);
if (!(deref = new_var_deref(var, var->loc)))
return NULL;
list_add_after(&assign->node.entry, &deref->node.entry);
return &deref->node;
}
static struct hlsl_ir_deref *new_record_deref(struct hlsl_ir_node *record,
struct hlsl_struct_field *field, const struct source_location loc)
{
struct hlsl_ir_deref *deref;
if (record->type != HLSL_IR_DEREF)
{
struct hlsl_ir_assignment *assign;
struct hlsl_ir_var *var;
char name[27];
sprintf(name, "<deref-%p>", record);
if (!(var = new_synthetic_var(name, record->data_type, record->loc)))
if (!(record = get_var_deref(record)))
return NULL;
TRACE("Synthesized variable %p for %s node.\n", var, debug_node_type(record->type));
if (!(assign = make_simple_assignment(var, record)))
return NULL;
list_add_after(&record->entry, &assign->node.entry);
if (!(deref = new_var_deref(var, var->loc)))
return NULL;
list_add_after(&assign->node.entry, &deref->node.entry);
record = &deref->node;
}
if (!(deref = d3dcompiler_alloc(sizeof(*deref))))
return NULL;
@ -599,6 +606,49 @@ static struct hlsl_ir_deref *new_record_deref(struct hlsl_ir_node *record,
return deref;
}
static struct hlsl_ir_deref *new_array_deref(struct hlsl_ir_node *array,
struct hlsl_ir_node *index, const struct source_location loc)
{
const struct hlsl_type *expr_type = array->data_type;
struct hlsl_ir_deref *deref;
struct hlsl_type *data_type;
TRACE("Array dereference from type %s.\n", debug_hlsl_type(expr_type));
if (expr_type->type == HLSL_CLASS_ARRAY)
{
data_type = expr_type->e.array.type;
}
else if (expr_type->type == HLSL_CLASS_MATRIX)
{
data_type = new_hlsl_type(NULL, HLSL_CLASS_VECTOR, expr_type->base_type, expr_type->dimx, 1);
}
else if (expr_type->type == HLSL_CLASS_VECTOR)
{
data_type = new_hlsl_type(NULL, HLSL_CLASS_SCALAR, expr_type->base_type, 1, 1);
}
else
{
if (expr_type->type == HLSL_CLASS_SCALAR)
hlsl_report_message(loc, HLSL_LEVEL_ERROR, "array-indexed expression is scalar");
else
hlsl_report_message(loc, HLSL_LEVEL_ERROR, "expression is not array-indexable");
return NULL;
}
if (!(array = get_var_deref(array)))
return NULL;
if (!(deref = d3dcompiler_alloc(sizeof(*deref))))
return NULL;
init_node(&deref->node, HLSL_IR_DEREF, data_type, loc);
deref->src.type = HLSL_IR_DEREF_ARRAY;
deref->src.v.array.array = array;
deref->src.v.array.index = index;
return deref;
}
static void struct_var_initializer(struct list *list, struct hlsl_ir_var *var,
struct parse_initializer *initializer)
{
@ -2290,34 +2340,7 @@ postfix_expr: primary_expr
/* This may be an array dereference or a vector/matrix
* subcomponent access.
* We store it as an array dereference in any case. */
const struct hlsl_type *expr_type = node_from_list($1)->data_type;
struct hlsl_ir_deref *deref;
struct hlsl_type *data_type;
TRACE("Array dereference from type %s\n", debug_hlsl_type(expr_type));
if (expr_type->type == HLSL_CLASS_ARRAY)
{
data_type = expr_type->e.array.type;
}
else if (expr_type->type == HLSL_CLASS_MATRIX)
{
data_type = new_hlsl_type(NULL, HLSL_CLASS_VECTOR, expr_type->base_type, expr_type->dimx, 1);
}
else if (expr_type->type == HLSL_CLASS_VECTOR)
{
data_type = new_hlsl_type(NULL, HLSL_CLASS_SCALAR, expr_type->base_type, 1, 1);
}
else
{
if (expr_type->type == HLSL_CLASS_SCALAR)
hlsl_report_message(get_location(&@2), HLSL_LEVEL_ERROR, "array-indexed expression is scalar");
else
hlsl_report_message(get_location(&@2), HLSL_LEVEL_ERROR, "expression is not array-indexable");
free_instr_list($1);
free_instr_list($3);
YYABORT;
}
if (node_from_list($3)->data_type->type != HLSL_CLASS_SCALAR)
{
@ -2327,17 +2350,12 @@ postfix_expr: primary_expr
YYABORT;
}
if (!(deref = d3dcompiler_alloc(sizeof(*deref))))
if (!(deref = new_array_deref(node_from_list($1), node_from_list($3), get_location(&@2))))
{
free_instr_list($1);
free_instr_list($3);
YYABORT;
}
init_node(&deref->node, HLSL_IR_DEREF, data_type, get_location(&@2));
deref->src.type = HLSL_IR_DEREF_ARRAY;
deref->src.v.array.array = node_from_list($1);
deref->src.v.array.index = node_from_list($3);
$$ = append_binop($1, $3, &deref->node);
}
/* "var_modifiers" doesn't make sense in this case, but it's needed