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vkd3d-shader/hlsl: Allocate objects according to register set.

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This commit is contained in:
Francisco Casas 2023-01-30 18:27:32 -03:00 committed by Alexandre Julliard
parent e0031d2a1f
commit c5384b38ee
Notes: Alexandre Julliard 2023-02-22 21:51:16 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Francisco Casas (@fcasas)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/66
1 changed files with 37 additions and 48 deletions
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85
libs/vkd3d-shader/hlsl_codegen.c
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@ -2234,6 +2234,22 @@ static void dump_function(struct rb_entry *entry, void *context)
rb_for_each_entry(&func->overloads, dump_function_decl, ctx);
}
static char get_regset_name(enum hlsl_regset regset)
{
switch (regset)
{
case HLSL_REGSET_SAMPLERS:
return 's';
case HLSL_REGSET_TEXTURES:
return 't';
case HLSL_REGSET_UAVS:
return 'u';
case HLSL_REGSET_NUMERIC:
vkd3d_unreachable();
}
vkd3d_unreachable();
}
/* Compute the earliest and latest liveness for each variable. In the case that
* a variable is accessed inside of a loop, we promote its liveness to extend
* to at least the range of the entire loop. Note that we don't need to do this
@ -2885,50 +2901,28 @@ static void allocate_buffers(struct hlsl_ctx *ctx)
}
}
static const struct hlsl_ir_var *get_reserved_object(struct hlsl_ctx *ctx, char type, uint32_t index)
static const struct hlsl_ir_var *get_reserved_object(struct hlsl_ctx *ctx, enum hlsl_regset regset,
uint32_t index)
{
const struct hlsl_ir_var *var;
LIST_FOR_EACH_ENTRY(var, &ctx->extern_vars, const struct hlsl_ir_var, extern_entry)
{
if (var->last_read && var->reg_reservation.type == type && var->reg_reservation.index == index)
if (var->last_read && var->reg_reservation.type == get_regset_name(regset)
&& var->reg_reservation.index == index)
return var;
}
return NULL;
}
static const struct object_type_info
static void allocate_objects(struct hlsl_ctx *ctx, enum hlsl_regset regset)
{
enum hlsl_base_type type;
char reg_name;
}
object_types[] =
{
{ HLSL_TYPE_SAMPLER, 's' },
{ HLSL_TYPE_TEXTURE, 't' },
{ HLSL_TYPE_UAV, 'u' },
};
static const struct object_type_info *get_object_type_info(enum hlsl_base_type type)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(object_types); ++i)
if (type == object_types[i].type)
return &object_types[i];
WARN("No type info for object type %u.\n", type);
return NULL;
}
static void allocate_objects(struct hlsl_ctx *ctx, enum hlsl_base_type type)
{
const struct object_type_info *type_info = get_object_type_info(type);
char regset_name = get_regset_name(regset);
struct hlsl_ir_var *var;
uint32_t min_index = 0;
uint32_t index;
if (type == HLSL_TYPE_UAV)
if (regset == HLSL_REGSET_UAVS)
{
LIST_FOR_EACH_ENTRY(var, &ctx->extern_vars, struct hlsl_ir_var, extern_entry)
{
@ -2942,21 +2936,17 @@ static void allocate_objects(struct hlsl_ctx *ctx, enum hlsl_base_type type)
LIST_FOR_EACH_ENTRY(var, &ctx->extern_vars, struct hlsl_ir_var, extern_entry)
{
enum hlsl_regset regset;
if (!var->last_read || var->data_type->type != HLSL_CLASS_OBJECT
|| var->data_type->base_type != type)
if (!var->last_read || var->data_type->reg_size[regset] == 0)
continue;
regset = hlsl_type_get_regset(var->data_type);
if (var->reg_reservation.type == type_info->reg_name)
if (var->reg_reservation.type == regset_name)
{
const struct hlsl_ir_var *reserved_object = get_reserved_object(ctx, type_info->reg_name,
const struct hlsl_ir_var *reserved_object = get_reserved_object(ctx, regset,
var->reg_reservation.index);
if (var->reg_reservation.index < min_index)
{
assert(regset == HLSL_REGSET_UAVS);
hlsl_error(ctx, &var->loc, VKD3D_SHADER_ERROR_HLSL_OVERLAPPING_RESERVATIONS,
"UAV index (%u) must be higher than the maximum render target index (%u).",
var->reg_reservation.index, min_index - 1);
@ -2964,25 +2954,24 @@ static void allocate_objects(struct hlsl_ctx *ctx, enum hlsl_base_type type)
else if (reserved_object && reserved_object != var)
{
hlsl_error(ctx, &var->loc, VKD3D_SHADER_ERROR_HLSL_OVERLAPPING_RESERVATIONS,
"Multiple objects bound to %c%u.", type_info->reg_name,
var->reg_reservation.index);
"Multiple objects bound to %c%u.", regset_name, var->reg_reservation.index);
hlsl_note(ctx, &reserved_object->loc, VKD3D_SHADER_LOG_ERROR,
"Object '%s' is already bound to %c%u.", reserved_object->name,
type_info->reg_name, var->reg_reservation.index);
"Object '%s' is already bound to %c%u.", reserved_object->name, regset_name,
var->reg_reservation.index);
}
var->regs[regset].id = var->reg_reservation.index;
var->regs[regset].allocated = true;
TRACE("Allocated reserved %s to %c%u.\n", var->name, type_info->reg_name, var->reg_reservation.index);
TRACE("Allocated reserved %s to %c%u.\n", var->name, regset_name, var->regs[regset].id);
}
else if (!var->reg_reservation.type)
{
while (get_reserved_object(ctx, type_info->reg_name, index))
while (get_reserved_object(ctx, regset, index))
++index;
var->regs[regset].id = index;
var->regs[regset].allocated = true;
TRACE("Allocated object to %c%u.\n", type_info->reg_name, index);
TRACE("Allocated object to %c%u.\n", regset_name, index);
++index;
}
else
@ -2992,7 +2981,7 @@ static void allocate_objects(struct hlsl_ctx *ctx, enum hlsl_base_type type)
type_string = hlsl_type_to_string(ctx, var->data_type);
hlsl_error(ctx, &var->loc, VKD3D_SHADER_ERROR_HLSL_INVALID_RESERVATION,
"Object of type '%s' must be bound to register type '%c'.",
type_string->buffer, type_info->reg_name);
type_string->buffer, regset_name);
hlsl_release_string_buffer(ctx, type_string);
}
}
@ -3318,11 +3307,11 @@ int hlsl_emit_bytecode(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl *entry
else
{
allocate_buffers(ctx);
allocate_objects(ctx, HLSL_TYPE_TEXTURE);
allocate_objects(ctx, HLSL_TYPE_UAV);
allocate_objects(ctx, HLSL_REGSET_TEXTURES);
allocate_objects(ctx, HLSL_REGSET_UAVS);
}
allocate_semantic_registers(ctx);
allocate_objects(ctx, HLSL_TYPE_SAMPLER);
allocate_objects(ctx, HLSL_REGSET_SAMPLERS);
if (ctx->result)
return ctx->result;