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microsoft/compiler: Fix I/O signatures for tess shaders 

- Skip patch variables, those go into a separate patch constant signature
- Use nir_is_arrayed_io and only strip one level of array when it's true

Reviewed-by: Boris Brezillon <boris.brezillon@collabora.com>
Reviewed-by: Bill Kristiansen <billkris@microsoft.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14399>
This commit is contained in:
Jesse Natalie 2022-01-03 05:45:48 -08:00 committed by Marge Bot
parent b346f28453
commit b7da3f8647
1 changed files with 31 additions and 33 deletions
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64
src/microsoft/compiler/dxil_signature.c
View File

@ -113,7 +113,7 @@ in_sysvalue_name(nir_variable *var)
*/
static unsigned
get_additional_semantic_info(nir_shader *s, nir_variable *var, struct semantic_info *info,
unsigned next_row, bool is_gs_shader)
unsigned next_row)
{
const struct glsl_type *type = var->type;
@ -122,12 +122,14 @@ get_additional_semantic_info(nir_shader *s, nir_variable *var, struct semantic_i
bool is_depth = is_depth_output(info->kind);
info->sig_comp_type = dxil_get_comp_type(var->type);
bool is_gs_input = s->info.stage == MESA_SHADER_GEOMETRY &&
(var->data.mode & (nir_var_shader_in | nir_var_system_value));
info->rows = 1;
if (info->kind == DXIL_SEM_TARGET) {
info->start_row = info->index;
} else if (is_depth ||
(info->kind == DXIL_SEM_PRIMITIVE_ID && is_gs_shader) ||
(info->kind == DXIL_SEM_PRIMITIVE_ID && is_gs_input) ||
info->kind == DXIL_SEM_COVERAGE ||
info->kind == DXIL_SEM_SAMPLE_INDEX) {
// This turns into a 'N/A' mask in the disassembly
@ -152,8 +154,9 @@ get_additional_semantic_info(nir_shader *s, nir_variable *var, struct semantic_i
info->cols = num_floats;
} else {
info->start_row = next_row;
if (glsl_type_is_array(type) && is_gs_shader)
type = glsl_without_array(type);
if (glsl_type_is_array(type) &&
nir_is_arrayed_io(var, s->info.stage))
type = glsl_get_array_element(type);
if (glsl_type_is_array(type)) {
info->rows = glsl_get_aoa_size(type);
@ -172,10 +175,10 @@ get_additional_semantic_info(nir_shader *s, nir_variable *var, struct semantic_i
return next_row;
}
typedef void (*semantic_info_proc)(nir_variable *var, struct semantic_info *info, bool vulkan);
typedef void (*semantic_info_proc)(nir_variable *var, struct semantic_info *info, gl_shader_stage stage, bool vulkan);
static void
get_semantic_vs_in_name(nir_variable *var, struct semantic_info *info, bool vulkan)
get_semantic_vs_in_name(nir_variable *var, struct semantic_info *info, gl_shader_stage stage, bool vulkan)
{
strcpy(info->name, "TEXCOORD");
if (vulkan) {
@ -189,7 +192,7 @@ get_semantic_vs_in_name(nir_variable *var, struct semantic_info *info, bool vulk
}
static void
get_semantic_sv_name(nir_variable *var, struct semantic_info *info, bool _vulkan)
get_semantic_sv_name(nir_variable *var, struct semantic_info *info, gl_shader_stage stage, bool _vulkan)
{
switch (var->data.location) {
case SYSTEM_VALUE_VERTEX_ID_ZERO_BASE:
@ -303,19 +306,12 @@ get_semantic_name(nir_variable *var, struct semantic_info *info,
}
static void
get_semantic_in_name(nir_variable *var, struct semantic_info *info, bool vulkan)
get_semantic_in_name(nir_variable *var, struct semantic_info *info, gl_shader_stage stage, bool vulkan)
{
get_semantic_name(var, info, var->type, vulkan);
info->sysvalue_name = in_sysvalue_name(var);
}
static void
get_semantic_gs_in_name(nir_variable *var, struct semantic_info *info, bool vulkan)
{
/* geometry shader input varyings come as arrays, but we want to use
* the element type */
const struct glsl_type *type =
glsl_type_is_array(var->type) ? glsl_without_array(var->type) : var->type;
const struct glsl_type *type = var->type;
if (nir_is_arrayed_io(var, stage) &&
glsl_type_is_array(type))
type = glsl_get_array_element(type);
get_semantic_name(var, info, type, vulkan);
info->sysvalue_name = in_sysvalue_name(var);
@ -491,14 +487,16 @@ static unsigned
get_input_signature_group(struct dxil_module *mod, const struct dxil_mdnode **inputs,
unsigned num_inputs,
nir_shader *s, nir_variable_mode modes,
semantic_info_proc get_semantics, unsigned *row_iter,
bool is_gs_shader, bool vulkan)
semantic_info_proc get_semantics, unsigned *row_iter, bool vulkan)
{
nir_foreach_variable_with_modes(var, s, modes) {
if (var->data.patch)
continue;
struct semantic_info semantic = {0};
get_semantics(var, &semantic, vulkan);
get_semantics(var, &semantic, s->info.stage, vulkan);
mod->inputs[num_inputs].sysvalue = semantic.sysvalue_name;
*row_iter = get_additional_semantic_info(s, var, &semantic, *row_iter, is_gs_shader);
*row_iter = get_additional_semantic_info(s, var, &semantic, *row_iter);
mod->inputs[num_inputs].name = ralloc_strdup(mod->ralloc_ctx,
semantic.name);
@ -527,22 +525,17 @@ get_input_signature(struct dxil_module *mod, nir_shader *s, bool vulkan)
const struct dxil_mdnode *inputs[VARYING_SLOT_MAX];
unsigned next_row = 0;
bool is_gs_shader = s->info.stage == MESA_SHADER_GEOMETRY;
mod->num_sig_inputs = get_input_signature_group(mod, inputs, 0,
s, nir_var_shader_in,
s->info.stage == MESA_SHADER_VERTEX ?
get_semantic_vs_in_name :
(s->info.stage == MESA_SHADER_GEOMETRY ?
get_semantic_gs_in_name : get_semantic_in_name),
&next_row, is_gs_shader,
vulkan);
get_semantic_vs_in_name : get_semantic_in_name,
&next_row, vulkan);
mod->num_sig_inputs = get_input_signature_group(mod, inputs, mod->num_sig_inputs,
s, nir_var_system_value,
get_semantic_sv_name,
&next_row, is_gs_shader,
vulkan);
&next_row, vulkan);
if (!mod->num_sig_inputs && !mod->num_sig_inputs)
return NULL;
@ -578,15 +571,20 @@ get_output_signature(struct dxil_module *mod, nir_shader *s, bool vulkan)
unsigned next_row = 0;
nir_foreach_variable_with_modes(var, s, nir_var_shader_out) {
struct semantic_info semantic = {0};
if (var->data.patch)
continue;
if (s->info.stage == MESA_SHADER_FRAGMENT) {
get_semantic_ps_outname(var, &semantic);
mod->outputs[num_outputs].sysvalue = "TARGET";
} else {
get_semantic_name(var, &semantic, var->type, vulkan);
const struct glsl_type *type = var->type;
if (nir_is_arrayed_io(var, s->info.stage))
type = glsl_get_array_element(type);
get_semantic_name(var, &semantic, type, vulkan);
mod->outputs[num_outputs].sysvalue = out_sysvalue_name(var);
}
next_row = get_additional_semantic_info(s, var, &semantic, next_row, false);
next_row = get_additional_semantic_info(s, var, &semantic, next_row);
mod->info.has_out_position |= semantic.kind== DXIL_SEM_POSITION;
mod->info.has_out_depth |= semantic.kind == DXIL_SEM_DEPTH;