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d3dcompiler: Handle writemask in make_assignment().

This commit is contained in:
Matteo Bruni 2015-06-16 22:45:43 +02:00 committed by Alexandre Julliard
parent 10fcb9379e
commit 5ae37d47f1
1 changed files with 25 additions and 2 deletions
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27
dlls/d3dcompiler_43/utils.c
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@ -1584,8 +1584,31 @@ struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *left, enum parse_assig
type = left->data_type;
else
{
FIXME("Assignments with writemasks not supported yet.\n");
type = NULL;
unsigned int dimx = 0;
DWORD bitmask;
enum hlsl_type_class type_class;
if (left->data_type->type > HLSL_CLASS_LAST_NUMERIC)
{
hlsl_report_message(left->loc.file, left->loc.line, left->loc.col, HLSL_LEVEL_ERROR,
"writemask on a non scalar/vector/matrix type");
d3dcompiler_free(assign);
return NULL;
}
bitmask = writemask & ((1 << left->data_type->dimx) - 1);
while (bitmask)
{
if (bitmask & 1)
dimx++;
bitmask >>= 1;
}
if (left->data_type->type == HLSL_CLASS_MATRIX)
FIXME("Assignments with writemasks and matrices on lhs are not supported yet.\n");
if (dimx == 1)
type_class = HLSL_CLASS_SCALAR;
else
type_class = left->data_type->type;
type = new_hlsl_type(NULL, type_class, left->data_type->base_type, dimx, 1);
}
assign->node.type = HLSL_IR_ASSIGNMENT;
assign->node.loc = left->loc;