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vkd3d-shader: Avoid using the term "varying" for all semantics.

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It's not particularly accurate; "varying" only refers to the interface between
two consecutive shader stages.

Replace it with "semantic" in most cases.

Signed-off-by: Zebediah Figura <zfigura@codeweavers.com>
Signed-off-by: Matteo Bruni <mbruni@codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
Zebediah Figura
2021-04-27 12:14:20 -05:00
committed by Alexandre Julliard
parent 445165823e
commit 0c3b1d1d89
4 changed files with 25 additions and 26 deletions
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43
libs/vkd3d-shader/hlsl_codegen.c
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@ -76,8 +76,8 @@ static void prepend_input_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
struct hlsl_semantic new_semantic;
struct hlsl_ir_constant *offset;
struct hlsl_ir_store *store;
struct hlsl_ir_var *varying;
struct hlsl_ir_load *load;
struct hlsl_ir_var *input;
if (!(name = vkd3d_string_buffer_get(&ctx->string_buffers)))
{
@ -92,7 +92,7 @@ static void prepend_input_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
return;
}
new_semantic.index = semantic->index;
if (!(varying = hlsl_new_var(vkd3d_strdup(name->buffer), type, var->loc, &new_semantic, 0, NULL)))
if (!(input = hlsl_new_var(vkd3d_strdup(name->buffer), type, var->loc, &new_semantic, 0, NULL)))
{
vkd3d_string_buffer_release(&ctx->string_buffers, name);
vkd3d_free((void *)new_semantic.name);
@ -100,12 +100,12 @@ static void prepend_input_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
return;
}
vkd3d_string_buffer_release(&ctx->string_buffers, name);
varying->is_input_varying = 1;
varying->is_param = var->is_param;
list_add_before(&var->scope_entry, &varying->scope_entry);
list_add_tail(&ctx->extern_vars, &varying->extern_entry);
input->is_input_semantic = 1;
input->is_param = var->is_param;
list_add_before(&var->scope_entry, &input->scope_entry);
list_add_tail(&ctx->extern_vars, &input->extern_entry);
if (!(load = hlsl_new_var_load(varying, var->loc)))
if (!(load = hlsl_new_var_load(input, var->loc)))
{
ctx->failed = true;
return;
@ -144,9 +144,8 @@ static void prepend_input_struct_copy(struct hlsl_ctx *ctx, struct list *instrs,
}
}
/* Split input varyings into two variables representing the varying and temp
* registers, and copy the former to the latter, so that writes to input
* varyings work. */
/* Split inputs into two variables representing the semantic and temp registers,
* and copy the former to the latter, so that writes to input variables work. */
static void prepend_input_var_copy(struct hlsl_ctx *ctx, struct list *instrs, struct hlsl_ir_var *var)
{
if (var->data_type->type == HLSL_CLASS_STRUCT)
@ -162,7 +161,7 @@ static void append_output_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
struct hlsl_semantic new_semantic;
struct hlsl_ir_constant *offset;
struct hlsl_ir_store *store;
struct hlsl_ir_var *varying;
struct hlsl_ir_var *output;
struct hlsl_ir_load *load;
if (!(name = vkd3d_string_buffer_get(&ctx->string_buffers)))
@ -178,7 +177,7 @@ static void append_output_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
return;
}
new_semantic.index = semantic->index;
if (!(varying = hlsl_new_var(vkd3d_strdup(name->buffer), type, var->loc, &new_semantic, 0, NULL)))
if (!(output = hlsl_new_var(vkd3d_strdup(name->buffer), type, var->loc, &new_semantic, 0, NULL)))
{
vkd3d_free((void *)new_semantic.name);
vkd3d_string_buffer_release(&ctx->string_buffers, name);
@ -186,10 +185,10 @@ static void append_output_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
return;
}
vkd3d_string_buffer_release(&ctx->string_buffers, name);
varying->is_output_varying = 1;
varying->is_param = var->is_param;
list_add_before(&var->scope_entry, &varying->scope_entry);
list_add_tail(&ctx->extern_vars, &varying->extern_entry);
output->is_output_semantic = 1;
output->is_param = var->is_param;
list_add_before(&var->scope_entry, &output->scope_entry);
list_add_tail(&ctx->extern_vars, &output->extern_entry);
if (!(offset = hlsl_new_uint_constant(ctx, field_offset * 4, var->loc)))
{
@ -205,7 +204,7 @@ static void append_output_copy(struct hlsl_ctx *ctx, struct list *instrs, struct
}
list_add_after(&offset->node.entry, &load->node.entry);
if (!(store = hlsl_new_store(varying, NULL, &load->node, 0, var->loc)))
if (!(store = hlsl_new_store(output, NULL, &load->node, 0, var->loc)))
{
ctx->failed = true;
return;
@ -230,9 +229,9 @@ static void append_output_struct_copy(struct hlsl_ctx *ctx, struct list *instrs,
}
}
/* Split output varyings into two variables representing the temp and varying
/* Split outputs into two variables representing the temp and semantic
* registers, and copy the former to the latter, so that reads from output
* varyings work. */
* variables work. */
static void append_output_var_copy(struct hlsl_ctx *ctx, struct list *instrs, struct hlsl_ir_var *var)
{
if (var->data_type->type == HLSL_CLASS_STRUCT)
@ -618,9 +617,9 @@ static void compute_liveness(struct hlsl_ctx *ctx, struct hlsl_ir_function_decl
LIST_FOR_EACH_ENTRY(var, &ctx->extern_vars, struct hlsl_ir_var, extern_entry)
{
if (var->is_uniform || var->is_input_varying)
if (var->is_uniform || var->is_input_semantic)
var->first_write = 1;
else if (var->is_output_varying)
else if (var->is_output_semantic)
var->last_read = UINT_MAX;
}
@ -744,7 +743,7 @@ static const char *debug_register(char class, struct hlsl_reg reg, const struct
static void allocate_variable_temp_register(struct hlsl_ir_var *var, struct liveness *liveness)
{
if (var->is_input_varying || var->is_output_varying || var->is_uniform)
if (var->is_input_semantic || var->is_output_semantic || var->is_uniform)
return;
if (!var->reg.allocated && var->last_read)