[PATCH v2 9/9] vkd3d-shader/spirv: Avoid redundant bool-to-bool conversions in spirv_compiler_emit_movc().

[Conor McCarthy]

From: Conor McCarthy

Shaders parsed from DXIL contain a bool condition register.
---
 libs/vkd3d-shader/spirv.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/libs/vkd3d-shader/spirv.c b/libs/vkd3d-shader/spirv.c
index 2f88ecb31..a19b2bf37 100644
--- a/libs/vkd3d-shader/spirv.c
+++ b/libs/vkd3d-shader/spirv.c
@@ -6893,8 +6893,9 @@ static void spirv_compiler_emit_movc(struct spirv_compiler *compiler,
     component_count = vkd3d_write_mask_component_count(dst->write_mask);
     type_id = spirv_compiler_get_type_id_for_dst(compiler, dst);

-    condition_id = spirv_compiler_emit_int_to_bool(compiler,
-            VKD3D_SHADER_CONDITIONAL_OP_NZ, component_count, condition_id);
+    if (src[0].reg.data_type != VKD3D_DATA_BOOL)
+        condition_id = spirv_compiler_emit_int_to_bool(compiler,
+                VKD3D_SHADER_CONDITIONAL_OP_NZ, component_count, condition_id);
     val_id = vkd3d_spirv_build_op_select(builder, type_id, condition_id, src1_id, src2_id);

spirv_compiler_emit_store_dst(compiler, dst, val_id);