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vkd3d-shader/hlsl: Handle discard statement.

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Signed-off-by: Ethan Lee <flibitijibibo@gmail.com>
Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
This commit is contained in:
Nikolay Sivov
2023-04-20 22:25:23 -04:00
committed by Alexandre Julliard
parent 6da7d16d4c
commit 59c63ec584
Notes: Alexandre Julliard 2023-04-26 22:59:12 +02:00 
Approved-by: Zebediah Figura (@zfigura)
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/136
2 changed files with 30 additions and 0 deletions
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14
libs/vkd3d-shader/hlsl.y
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@@ -4075,6 +4075,7 @@ static void validate_texture_format_type(struct hlsl_ctx *ctx, struct hlsl_type
%type <list> conditional_expr
%type <list> declaration
%type <list> declaration_statement
%type <list> discard_statement
%type <list> equality_expr
%type <list> expr
%type <list> expr_optional
@@ -5322,6 +5323,7 @@ statement:
declaration_statement
| expr_statement
| compound_statement
| discard_statement
| jump_statement
| selection_statement
| loop_statement
@@ -5341,6 +5343,18 @@ jump_statement:
YYABORT;
}
discard_statement:
KW_DISCARD ';'
{
struct hlsl_ir_node *discard;
if (!($$ = make_empty_list(ctx)))
YYABORT;
if (!(discard = hlsl_new_jump(ctx, HLSL_IR_JUMP_DISCARD, &@1)))
return false;
list_add_tail($$, &discard->entry);
}
selection_statement:
KW_IF '(' expr ')' if_body
{