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vkd3d-shader/dxil: Read immediate constant arrays.

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This commit is contained in:
Conor McCarthy
2023-09-29 10:17:51 +10:00
committed by Alexandre Julliard
parent 57280673e5
commit df4e1b7393
Notes: Alexandre Julliard 2023-10-11 22:54:06 +02:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/400
6 changed files with 115 additions and 14 deletions
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96
libs/vkd3d-shader/dxil.c
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@@ -1324,6 +1324,11 @@ static bool sm6_type_is_numeric_aggregate(const struct sm6_type *type)
}
}
static bool sm6_type_is_array(const struct sm6_type *type)
{
return type->class == TYPE_CLASS_ARRAY;
}
static inline bool sm6_type_is_struct(const struct sm6_type *type)
{
return type->class == TYPE_CLASS_STRUCT;
@@ -1916,12 +1921,80 @@ static inline double bitcast_uint64_to_double(uint64_t value)
return u.double_value;
}
static enum vkd3d_result register_allocate_constant_array(struct vkd3d_shader_register *reg, const struct sm6_type *type,
const uint64_t *operands, struct sm6_parser *sm6)
{
struct vkd3d_shader_immediate_constant_buffer *icb;
const struct sm6_type *elem_type;
unsigned int i, size, count;
elem_type = type->u.array.elem_type;
/* Multidimensional arrays are emitted in flattened form. */
if (elem_type->class != TYPE_CLASS_INTEGER && elem_type->class != TYPE_CLASS_FLOAT)
{
FIXME("Unhandled element type %u for data array.\n", elem_type->class);
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_INVALID_OPERAND,
"The element data type for an immediate constant buffer is not scalar integer or floating point.");
return VKD3D_ERROR_INVALID_SHADER;
}
/* Arrays of bool are not used in DXIL. dxc will emit an array of int32 instead if necessary. */
if (!(size = elem_type->u.width / CHAR_BIT))
{
WARN("Invalid data type width %u.\n", elem_type->u.width);
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_INVALID_OPERAND,
"An immediate constant buffer is declared with boolean elements.");
return VKD3D_ERROR_INVALID_SHADER;
}
size = max(size, sizeof(icb->data[0]));
count = type->u.array.count * size / sizeof(icb->data[0]);
if (!(icb = vkd3d_malloc(offsetof(struct vkd3d_shader_immediate_constant_buffer, data[count]))))
{
ERR("Failed to allocate buffer, count %u.\n", count);
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_OUT_OF_MEMORY,
"Out of memory allocating an immediate constant buffer of count %u.", count);
return VKD3D_ERROR_OUT_OF_MEMORY;
}
if ((reg->idx[0].offset = shader_instruction_array_add_icb(&sm6->p.instructions, icb)) == UINT_MAX)
{
ERR("Failed to store icb object.\n");
vkd3d_free(icb);
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_OUT_OF_MEMORY,
"Out of memory storing an immediate constant buffer object.");
return VKD3D_ERROR_OUT_OF_MEMORY;
}
reg->type = VKD3DSPR_IMMCONSTBUFFER;
reg->idx_count = 1;
icb->data_type = vkd3d_data_type_from_sm6_type(elem_type);
icb->element_count = type->u.array.count;
icb->component_count = 1;
count = type->u.array.count;
if (size > sizeof(icb->data[0]))
{
uint64_t *data = (uint64_t *)icb->data;
for (i = 0; i < count; ++i)
data[i] = operands[i];
}
else
{
for (i = 0; i < count; ++i)
icb->data[i] = operands[i];
}
return VKD3D_OK;
}
static enum vkd3d_result sm6_parser_constants_init(struct sm6_parser *sm6, const struct dxil_block *block)
{
enum vkd3d_shader_register_type reg_type = VKD3DSPR_INVALID;
const struct sm6_type *type, *elem_type;
enum vkd3d_data_type reg_data_type;
const struct dxil_record *record;
enum vkd3d_result ret;
struct sm6_value *dst;
size_t i, value_idx;
uint64_t value;
@@ -1974,7 +2047,14 @@ static enum vkd3d_result sm6_parser_constants_init(struct sm6_parser *sm6, const
switch (record->code)
{
case CST_CODE_NULL:
/* Register constant data is already zero-filled. */
if (sm6_type_is_array(type))
{
FIXME("Constant null arrays are not supported.\n");
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_INVALID_OPERAND,
"Constant null arrays are not supported.");
return VKD3D_ERROR_INVALID_SHADER;
}
/* For non-aggregates, register constant data is already zero-filled. */
break;
case CST_CODE_INTEGER:
@@ -2017,7 +2097,19 @@ static enum vkd3d_result sm6_parser_constants_init(struct sm6_parser *sm6, const
break;
case CST_CODE_DATA:
WARN("Unhandled constant array.\n");
if (!sm6_type_is_array(type))
{
WARN("Invalid type %u for data constant idx %zu.\n", type->class, value_idx);
vkd3d_shader_parser_error(&sm6->p, VKD3D_SHADER_ERROR_DXIL_INVALID_OPERAND,
"The type of a constant array is not an array type.");
return VKD3D_ERROR_INVALID_SHADER;
}
if (!dxil_record_validate_operand_count(record, type->u.array.count, type->u.array.count, sm6))
return VKD3D_ERROR_INVALID_SHADER;
if ((ret = register_allocate_constant_array(&dst->u.reg, type, record->operands, sm6)) < 0)
return ret;
break;
case CST_CODE_UNDEF: