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d3dcompiler: Fix up the swizzle data type when unwrapping it from the assignment LHS. 

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 21:06:50 -05:00 committed by Alexandre Julliard
parent 8e5d304278
commit 9ba2bb0f3b
1 changed files with 23 additions and 8 deletions
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31
dlls/d3dcompiler_43/utils.c
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@ -1403,29 +1403,29 @@ static enum hlsl_ir_expr_op op_from_assignment(enum parse_assign_op op)
return ops[op];
}
static unsigned int invert_swizzle(unsigned int *swizzle, unsigned int writemask)
static BOOL invert_swizzle(unsigned int *swizzle, unsigned int *writemask, unsigned int *ret_width)
{
unsigned int i, j, bit = 0, inverted = 0, components, new_writemask = 0, new_swizzle = 0;
unsigned int i, j, bit = 0, inverted = 0, width, new_writemask = 0, new_swizzle = 0;
/* Apply the writemask to the swizzle to get a new writemask and swizzle. */
for (i = 0; i < 4; ++i)
{
if (writemask & (1 << i))
if (*writemask & (1 << i))
{
unsigned int s = (*swizzle >> (i * 2)) & 3;
new_swizzle |= s << (bit++ * 2);
if (new_writemask & (1 << s))
return 0;
return FALSE;
new_writemask |= 1 << s;
}
}
components = bit;
width = bit;
/* Invert the swizzle. */
bit = 0;
for (i = 0; i < 4; ++i)
{
for (j = 0; j < components; ++j)
for (j = 0; j < width; ++j)
{
unsigned int s = (new_swizzle >> (j * 2)) & 3;
if (s == i)
@ -1434,7 +1434,9 @@ static unsigned int invert_swizzle(unsigned int *swizzle, unsigned int writemask
}
*swizzle = inverted;
return new_writemask;
*writemask = new_writemask;
*ret_width = width;
return TRUE;
}
struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *lhs, enum parse_assign_op assign_op,
@ -1463,6 +1465,8 @@ struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *lhs, enum parse_assign
else if (lhs->type == HLSL_IR_SWIZZLE)
{
struct hlsl_ir_swizzle *swizzle = swizzle_from_node(lhs);
const struct hlsl_type *swizzle_type = swizzle->node.data_type;
unsigned int width;
if (lhs->data_type->type == HLSL_CLASS_MATRIX)
FIXME("Assignments with writemasks and matrices on lhs are not supported yet.\n");
@ -1472,12 +1476,23 @@ struct hlsl_ir_node *make_assignment(struct hlsl_ir_node *lhs, enum parse_assign
list_add_after(&rhs->entry, &lhs->entry);
swizzle->val = rhs;
if (!(writemask = invert_swizzle(&swizzle->swizzle, writemask)))
if (!invert_swizzle(&swizzle->swizzle, &writemask, &width))
{
hlsl_report_message(lhs->loc, HLSL_LEVEL_ERROR, "invalid writemask");
d3dcompiler_free(assign);
return NULL;
}
assert(swizzle_type->type == HLSL_CLASS_VECTOR);
if (swizzle_type->dimx != width)
{
struct hlsl_type *type;
if (!(type = new_hlsl_type(NULL, HLSL_CLASS_VECTOR, swizzle_type->base_type, width, 1)))
{
d3dcompiler_free(assign);
return NULL;
}
swizzle->node.data_type = type;
}
rhs = &swizzle->node;
}
else