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vkd3d-shader/hlsl: Parse and store state blocks on variables.

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This commit is contained in:
Francisco Casas
2024-03-15 19:01:34 -03:00
committed by Alexandre Julliard
parent 73ef6907bc
commit ee0d439a1b
Notes: Alexandre Julliard 2024-04-11 17:02:42 -05:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/739
4 changed files with 148 additions and 9 deletions
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37
libs/vkd3d-shader/hlsl.h
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@@ -423,6 +423,10 @@ struct hlsl_ir_var
/* Scope that contains annotations for this variable. */
struct hlsl_scope *annotations;
/* The state block on the variable's declaration, if any.
* These are only really used for effect profiles. */
struct hlsl_state_block *state_block;
/* Indexes of the IR instructions where the variable is first written and last read (liveness
* range). The IR instructions are numerated starting from 2, because 0 means unused, and 1
* means function entry. */
@@ -458,6 +462,38 @@ struct hlsl_ir_var
uint32_t is_separated_resource : 1;
};
/* This struct is used to represent assignments in state block entries:
* name = {args[0], args[1], ...};
* - or -
* name = args[0]
* - or -
* name[lhs_index] = args[0]
* - or -
* name[lhs_index] = {args[0], args[1], ...};
*/
struct hlsl_state_block_entry
{
/* For assignments, the name in the lhs. */
char *name;
/* Whether the lhs in the assignment is indexed and, in that case, its index. */
bool lhs_has_index;
unsigned int lhs_index;
/* Instructions present in the rhs. */
struct hlsl_block *instrs;
/* For assignments, arguments of the rhs initializer. */
struct hlsl_ir_node **args;
unsigned int args_count;
};
struct hlsl_state_block
{
struct hlsl_state_block_entry **entries;
size_t count, capacity;
};
/* Sized array of variables representing a function's parameters. */
struct hlsl_func_parameters
{
@@ -1216,6 +1252,7 @@ void hlsl_replace_node(struct hlsl_ir_node *old, struct hlsl_ir_node *new);
void hlsl_free_attribute(struct hlsl_attribute *attr);
void hlsl_free_instr(struct hlsl_ir_node *node);
void hlsl_free_instr_list(struct list *list);
void hlsl_free_state_block(struct hlsl_state_block *state_block);
void hlsl_free_type(struct hlsl_type *type);
void hlsl_free_var(struct hlsl_ir_var *decl);