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vkd3d-shader/spirv: Bitcast if necessary in the spirv_compiler_emit_mov() general implementation.

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In SM 6, this is needed when storing an asfloat() or asuint() result in
an indexable temp, because dxc performs the bitcast by casting the
destination pointer.
This commit is contained in:
Conor McCarthy 2023-12-05 14:36:22 +10:00 committed by Alexandre Julliard
parent 3db7c2a62d
commit 2037daae32
Notes: Alexandre Julliard 2023-12-11 23:20:29 +01:00 
Approved-by: Giovanni Mascellani (@giomasce)
Approved-by: Henri Verbeet (@hverbeet)
Approved-by: Alexandre Julliard (@julliard)
Merge-Request: https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/498
1 changed files with 5 additions and 0 deletions
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libs/vkd3d-shader/spirv.c
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@ -6926,6 +6926,11 @@ static void spirv_compiler_emit_mov(struct spirv_compiler *compiler,
general_implementation:
val_id = spirv_compiler_emit_load_src(compiler, src, dst->write_mask);
if (dst->reg.data_type != src->reg.data_type)
{
val_id = vkd3d_spirv_build_op_bitcast(builder, vkd3d_spirv_get_type_id_for_data_type(builder,
dst->reg.data_type, vkd3d_write_mask_component_count(dst->write_mask)), val_id);
}
spirv_compiler_emit_store_dst(compiler, dst, val_id);
}