[PATCH v2 1/3] vkd3d-shader/hlsl: Emit half results when operating on half arguments.

[Giovanni Mascellani]

From: Giovanni Mascellani

---
 libs/vkd3d-shader/hlsl.y | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libs/vkd3d-shader/hlsl.y b/libs/vkd3d-shader/hlsl.y
index 3959ff84f..25805810f 100644
--- a/libs/vkd3d-shader/hlsl.y
+++ b/libs/vkd3d-shader/hlsl.y
@@ -2648,12 +2648,14 @@ static bool elementwise_intrinsic_convert_args(struct hlsl_ctx *ctx,
 static bool elementwise_intrinsic_float_convert_args(struct hlsl_ctx *ctx,
         const struct parse_initializer *params, const struct vkd3d_shader_location *loc)
 {
+    enum hlsl_base_type base_type;
     struct hlsl_type *type;

if (!(type = elementwise_intrinsic_get_common_type(ctx, params, loc)))
         return false;

-    type = hlsl_get_numeric_type(ctx, type->class, HLSL_TYPE_FLOAT, type->dimx, type->dimy);
+    base_type = type->base_type == HLSL_TYPE_HALF ? HLSL_TYPE_HALF : HLSL_TYPE_FLOAT;
+    type = hlsl_get_numeric_type(ctx, type->class, base_type, type->dimx, type->dimy);

return convert_args(ctx, params, type, loc);
 }