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vkd3d-shader/hlsl: Sort signature elements by register id.

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This commit is contained in:
Francisco Casas
2024-09-28 03:07:51 -03:00
committed by Henri Verbeet
parent 51d05c1844
commit 2a8c1b2823
Notes: Henri Verbeet 2024-10-22 20:54:15 +02:00 
Approved-by: Elizabeth Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/1193
2 changed files with 34 additions and 15 deletions
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23
libs/vkd3d-shader/tpf.c
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@@ -3232,19 +3232,37 @@ static void add_section(struct hlsl_ctx *ctx, struct dxbc_writer *dxbc,
ctx->result = buffer->status;
}
static int signature_element_pointer_compare(const void *x, const void *y)
{
const struct signature_element *e = *(const struct signature_element **)x;
const struct signature_element *f = *(const struct signature_element **)y;
int ret;
if ((ret = vkd3d_u32_compare(e->register_index, f->register_index)))
return ret;
return vkd3d_u32_compare(e->mask, f->mask);
}
static void tpf_write_signature(struct tpf_compiler *tpf, const struct shader_signature *signature, uint32_t tag)
{
bool output = tag == TAG_OSGN || (tag == TAG_PCSG
&& tpf->program->shader_version.type == VKD3D_SHADER_TYPE_HULL);
const struct signature_element **sorted_elements;
struct vkd3d_bytecode_buffer buffer = {0};
unsigned int i;
put_u32(&buffer, signature->element_count);
put_u32(&buffer, 8); /* unknown */
if (!(sorted_elements = vkd3d_calloc(signature->element_count, sizeof(*sorted_elements))))
return;
for (i = 0; i < signature->element_count; ++i)
sorted_elements[i] = &signature->elements[i];
qsort(sorted_elements, signature->element_count, sizeof(*sorted_elements), signature_element_pointer_compare);
for (i = 0; i < signature->element_count; ++i)
{
const struct signature_element *element = &signature->elements[i];
const struct signature_element *element = sorted_elements[i];
enum vkd3d_shader_sysval_semantic sysval;
uint32_t used_mask = element->used_mask;
@@ -3265,7 +3283,7 @@ static void tpf_write_signature(struct tpf_compiler *tpf, const struct shader_si
for (i = 0; i < signature->element_count; ++i)
{
const struct signature_element *element = &signature->elements[i];
const struct signature_element *element = sorted_elements[i];
size_t string_offset;
string_offset = put_string(&buffer, element->semantic_name);
@@ -3273,6 +3291,7 @@ static void tpf_write_signature(struct tpf_compiler *tpf, const struct shader_si
}
add_section(tpf->ctx, &tpf->dxbc, tag, &buffer);
vkd3d_free(sorted_elements);
}
static D3D_SHADER_VARIABLE_CLASS sm4_class(const struct hlsl_type *type)