Giovanni Mascellani : vkd3d-shader/hlsl: Allow majority modifiers on function declarations.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: bb49bdba6a4d33c2c33d9061f8b6f151aabf113e
URL:    https://source.winehq.org/git/vkd3d.git/?a=commit;h=bb49bdba6a4d33c2c33d9061f8b6f151aabf113e

Author: Giovanni Mascellani <gmascellani at codeweavers.com>
Date:   Tue May 10 15:08:37 2022 +0200

vkd3d-shader/hlsl: Allow majority modifiers on function declarations.

Signed-off-by: Giovanni Mascellani <gmascellani at codeweavers.com>
Signed-off-by: Francisco Casas <fcasas at codeweavers.com>
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
Signed-off-by: Henri Verbeet <hverbeet at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 libs/vkd3d-shader/hlsl.y | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index 44e4964f..faac562a 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -2726,14 +2726,18 @@ func_prototype:
     /* var_modifiers is necessary to avoid shift/reduce conflicts. */
       var_modifiers type var_identifier '(' parameters ')' colon_attribute
         {
+            unsigned int modifiers = $1;
             struct hlsl_ir_var *var;
+            struct hlsl_type *type;
 
-            if ($1)
+            if (modifiers & ~HLSL_MODIFIERS_MAJORITY_MASK)
             {
                 hlsl_error(ctx, &@1, VKD3D_SHADER_ERROR_HLSL_INVALID_MODIFIER,
-                        "Modifiers are not allowed on functions.");
+                        "Only majority modifiers are allowed on functions.");
                 YYABORT;
             }
+            if (!(type = apply_type_modifiers(ctx, $2, &modifiers, @1)))
+                YYABORT;
             if ((var = hlsl_get_var(ctx->globals, $3)))
             {
                 hlsl_error(ctx, &@3, VKD3D_SHADER_ERROR_HLSL_REDEFINED,
@@ -2742,7 +2746,7 @@ func_prototype:
                         "\"%s\" was previously declared here.", $3);
                 YYABORT;
             }
-            if (hlsl_types_are_equal($2, ctx->builtin_types.Void) && $7.semantic.name)
+            if (hlsl_types_are_equal(type, ctx->builtin_types.Void) && $7.semantic.name)
             {
                 hlsl_error(ctx, &@7, VKD3D_SHADER_ERROR_HLSL_INVALID_SEMANTIC,
                         "Semantics are not allowed on void functions.");
@@ -2751,7 +2755,7 @@ func_prototype:
             if ($7.reg_reservation.type)
                 FIXME("Unexpected register reservation for a function.\n");
 
-            if (!($$.decl = hlsl_new_func_decl(ctx, $2, $5, &$7.semantic, @3)))
+            if (!($$.decl = hlsl_new_func_decl(ctx, type, $5, &$7.semantic, @3)))
                 YYABORT;
             $$.name = $3;
             ctx->cur_function = $$.decl;