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vkd3d-shader: Implement bitwise operators in #if directives.

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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 2021-01-21 16:10:44 -06:00 committed by Alexandre Julliard
parent 15bbaed960
commit c1d2edc9d5
2 changed files with 39 additions and 3 deletions
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2
libs/vkd3d-shader/preproc.l
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@ -162,7 +162,7 @@ IDENTIFIER [A-Za-z_][A-Za-z0-9_]*
}
<INITIAL>{WS}+ {}
<INITIAL>[-()\[\]{},+!*/<>] {return yytext[0];}
<INITIAL>[-()\[\]{},+!*/<>&|^] {return yytext[0];}
<INITIAL>. {return T_TEXT;}
%%

40
libs/vkd3d-shader/preproc.y
View File

@ -344,6 +344,9 @@ static void free_parse_arg_names(struct parse_arg_names *args)
%type <integer> add_expr
%type <integer> ineq_expr
%type <integer> eq_expr
%type <integer> bitand_expr
%type <integer> bitxor_expr
%type <integer> bitor_expr
%type <string> body_token
%type <const_string> body_token_const
%type <string_buffer> body_text
@ -464,6 +467,18 @@ body_token_const
{
$$ = ">";
}
| '&'
{
$$ = "&";
}
| '|'
{
$$ = "|";
}
| '^'
{
$$ = "^";
}
| T_CONCAT
{
$$ = "##";
@ -521,7 +536,7 @@ directive
}
vkd3d_free($2);
}
| T_IF eq_expr T_NEWLINE
| T_IF bitor_expr T_NEWLINE
{
if (!preproc_push_if(ctx, !!$2))
YYABORT;
@ -536,7 +551,7 @@ directive
preproc_push_if(ctx, !preproc_find_macro(ctx, $2));
vkd3d_free($2);
}
| T_ELIF eq_expr T_NEWLINE
| T_ELIF bitor_expr T_NEWLINE
{
const struct preproc_file *file = preproc_get_top_file(ctx);
@ -729,3 +744,24 @@ eq_expr
{
$$ = $1 != $3;
}
bitand_expr
: eq_expr
| bitand_expr '&' eq_expr
{
$$ = $1 & $3;
}
bitxor_expr
: bitand_expr
| bitxor_expr '^' bitand_expr
{
$$ = $1 ^ $3;
}
bitor_expr
: bitxor_expr
| bitor_expr '|' bitxor_expr
{
$$ = $1 | $3;
}