Giovanni Mascellani : vkd3d-shader/hlsl: Fold floating point maximum expressions.

[Alexandre Julliard]

Module: vkd3d
Branch: master
Commit: 2a2943c2cf962c90eda6732288b6bd0c3c873050
URL:    https://gitlab.winehq.org/wine/vkd3d/-/commit/2a2943c2cf962c90eda6732288b6bd...

Author: Giovanni Mascellani 
Date:   Fri Jun  9 22:30:12 2023 +0200

vkd3d-shader/hlsl: Fold floating point maximum expressions.

---

libs/vkd3d-shader/hlsl_constant_ops.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/vkd3d-shader/hlsl_constant_ops.c b/libs/vkd3d-shader/hlsl_constant_ops.c
index 00bacbf5..edfc898e 100644
--- a/libs/vkd3d-shader/hlsl_constant_ops.c
+++ b/libs/vkd3d-shader/hlsl_constant_ops.c
@@ -497,6 +497,15 @@ static bool fold_max(struct hlsl_ctx *ctx, struct hlsl_constant_value *dst, cons
     {
         switch (type)
         {
+            case HLSL_TYPE_FLOAT:
+            case HLSL_TYPE_HALF:
+                dst->u[k].f = fmaxf(src1->value.u[k].f, src2->value.u[k].f);
+                break;
+
+            case HLSL_TYPE_DOUBLE:
+                dst->u[k].d = fmax(src1->value.u[k].d, src2->value.u[k].d);
+                break;
+
             case HLSL_TYPE_INT:
                 dst->u[k].i = max(src1->value.u[k].i, src2->value.u[k].i);
                 break;