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d3dcompiler: Coerce the RHS before unwrapping swizzles. 

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 2020-06-03 21:06:52 -05:00 committed by Alexandre Julliard
parent 24a4f52bbf
commit 1dcfb01b29
1 changed files with 12 additions and 31 deletions
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43
dlls/d3dcompiler_43/utils.c
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@ -1443,8 +1443,17 @@ struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *lhs, enum parse_assign
struct hlsl_ir_node *rhs)
{
struct hlsl_ir_assignment *assign = d3dcompiler_alloc(sizeof(*assign));
DWORD writemask = (1 << lhs->data_type->dimx) - 1;
struct hlsl_type *type;
struct hlsl_type *lhs_type;
DWORD writemask = 0;
lhs_type = lhs->data_type;
if (lhs_type->type <= HLSL_CLASS_LAST_NUMERIC)
{
writemask = (1 << lhs_type->dimx) - 1;
if (!(rhs = implicit_conversion(rhs, lhs_type, &rhs->loc)))
return NULL;
}
if (!assign)
{
@ -1505,36 +1514,8 @@ struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *lhs, enum parse_assign
lhs = lhs_inner;
}
TRACE("Creating proper assignment expression.\n");
if (writemask == BWRITERSP_WRITEMASK_ALL)
type = lhs->data_type;
else
{
unsigned int dimx = 0;
DWORD bitmask;
enum hlsl_type_class type_class;
bitmask = writemask & ((1 << lhs->data_type->dimx) - 1);
while (bitmask)
{
if (bitmask & 1)
dimx++;
bitmask >>= 1;
}
if (lhs->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 = lhs->data_type->type;
type = new_hlsl_type(NULL, type_class, lhs->data_type->base_type, dimx, 1);
}
init_node(&assign->node, HLSL_IR_ASSIGNMENT, type, lhs->loc);
init_node(&assign->node, HLSL_IR_ASSIGNMENT, lhs_type, lhs->loc);
assign->writemask = writemask;
rhs = implicit_conversion(rhs, type, &rhs->loc);
assign->lhs = load_from_node(lhs)->src;
if (assign_op != ASSIGN_OP_ASSIGN)
{