[PATCH vkd3d v2 5/7] vkd3d-shader/hlsl: Write SM4 casts to float.
Zebediah Figura
zfigura at codeweavers.com
Thu Sep 9 21:11:36 CDT 2021
Signed-off-by: Zebediah Figura <zfigura at codeweavers.com>
---
libs/vkd3d-shader/hlsl_sm4.c | 37 ++++++++++++++++++++++++++++++++++++
1 file changed, 37 insertions(+)
diff --git a/libs/vkd3d-shader/hlsl_sm4.c b/libs/vkd3d-shader/hlsl_sm4.c
index 160da47fd..ce749b692 100644
--- a/libs/vkd3d-shader/hlsl_sm4.c
+++ b/libs/vkd3d-shader/hlsl_sm4.c
@@ -981,6 +981,43 @@ static void write_sm4_expr(struct hlsl_ctx *ctx,
{
switch (expr->op)
{
+ case HLSL_OP1_CAST:
+ {
+ const struct hlsl_type *src_type = arg1->data_type;
+
+ /* Narrowing casts need to be lowered. */
+ if (src_type->dimx != expr->node.data_type->dimx)
+ hlsl_fixme(ctx, expr->node.loc, "Narrowing cast.\n");
+
+ switch (src_type->base_type)
+ {
+ case HLSL_TYPE_HALF:
+ case HLSL_TYPE_FLOAT:
+ write_sm4_unary_op(buffer, VKD3D_SM4_OP_MOV, &expr->node, arg1, 0);
+ break;
+
+ case HLSL_TYPE_INT:
+ write_sm4_unary_op(buffer, VKD3D_SM4_OP_ITOF, &expr->node, arg1, 0);
+ break;
+
+ case HLSL_TYPE_UINT:
+ write_sm4_unary_op(buffer, VKD3D_SM4_OP_UTOF, &expr->node, arg1, 0);
+ break;
+
+ case HLSL_TYPE_BOOL:
+ hlsl_fixme(ctx, expr->node.loc, "Casts from bool to float are not implemented.\n");
+ break;
+
+ case HLSL_TYPE_DOUBLE:
+ hlsl_fixme(ctx, expr->node.loc, "Casts from double to float are not implemented.\n");
+ break;
+
+ default:
+ break;
+ }
+ break;
+ }
+
case HLSL_OP1_NEG:
write_sm4_unary_op(buffer, VKD3D_SM4_OP_MOV, &expr->node, arg1, VKD3D_SM4_REGISTER_MODIFIER_NEGATE);
break;
--
2.33.0
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