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vkd3d-shader/dxil: Emit constant global arrays as immediate constant buffers.

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Conor McCarthy 2023-11-15 16:30:02 +10:00 committed by Alexandre Julliard
parent cb88844a3d
commit cc5e703802
Notes: Alexandre Julliard 2023-12-07 22:47:09 +01:00 
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/477
1 changed files with 32 additions and 2 deletions
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34
libs/vkd3d-shader/dxil.c
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@ -2630,6 +2630,18 @@ static struct vkd3d_shader_instruction *sm6_parser_add_instruction(struct sm6_pa
return ins;
}
static void sm6_parser_declare_icb(struct sm6_parser *sm6, const struct sm6_type *elem_type, unsigned int count,
unsigned int alignment, unsigned int init, struct sm6_value *dst)
{
enum vkd3d_data_type data_type = vkd3d_data_type_from_sm6_type(elem_type);
struct vkd3d_shader_instruction *ins;
ins = sm6_parser_add_instruction(sm6, VKD3DSIH_DCL_IMMEDIATE_CONSTANT_BUFFER);
/* The icb value index will be resolved later so forward references can be handled. */
ins->declaration.icb = (void *)(intptr_t)init;
register_init_with_id(&dst->u.reg, VKD3DSPR_IMMCONSTBUFFER, data_type, init);
}
static void sm6_parser_declare_indexable_temp(struct sm6_parser *sm6, const struct sm6_type *elem_type,
unsigned int count, unsigned int alignment, unsigned int init, struct sm6_value *dst)
{
@ -2766,7 +2778,10 @@ static bool sm6_parser_declare_global(struct sm6_parser *sm6, const struct dxil_
if (address_space == ADDRESS_SPACE_DEFAULT)
{
sm6_parser_declare_indexable_temp(sm6, scalar_type, count, alignment, init, dst);
if (is_constant)
sm6_parser_declare_icb(sm6, scalar_type, count, alignment, init, dst);
else
sm6_parser_declare_indexable_temp(sm6, scalar_type, count, alignment, init, dst);
}
else if (address_space == ADDRESS_SPACE_GROUPSHARED)
{
@ -2810,11 +2825,11 @@ static const struct vkd3d_shader_immediate_constant_buffer *resolve_forward_init
static enum vkd3d_result sm6_parser_globals_init(struct sm6_parser *sm6)
{
const struct dxil_block *block = &sm6->root_block;
size_t i, base_value_idx = sm6->value_count;
struct vkd3d_shader_instruction *ins;
const struct dxil_record *record;
enum vkd3d_result ret;
uint64_t version;
size_t i;
sm6->p.location.line = block->id;
sm6->p.location.column = 0;
@ -2872,6 +2887,21 @@ static enum vkd3d_result sm6_parser_globals_init(struct sm6_parser *sm6)
ins->declaration.indexable_temp.initialiser = resolve_forward_initialiser(
(uintptr_t)ins->declaration.indexable_temp.initialiser, sm6);
}
else if (ins->handler_idx == VKD3DSIH_DCL_IMMEDIATE_CONSTANT_BUFFER)
{
ins->declaration.icb = resolve_forward_initialiser((uintptr_t)ins->declaration.icb, sm6);
}
}
for (i = base_value_idx; i < sm6->value_count; ++i)
{
const struct vkd3d_shader_immediate_constant_buffer *icb;
struct sm6_value *value = &sm6->values[i];
if (!sm6_value_is_register(value) || value->u.reg.type != VKD3DSPR_IMMCONSTBUFFER)
continue;
if ((icb = resolve_forward_initialiser(value->u.reg.idx[0].offset, sm6)))
value->u.reg.idx[0].offset = icb->register_idx;
}
return VKD3D_OK;