[interp] Add handling for conv.i from r4 (#47991)

Author: BrzVlad

src/mono/mono/mini/interp/transform.c

@@ -5034,6 +5034,13 @@ generate_code (TransformData *td, MonoMethod *method, MonoMethodHeader *header,
 				interp_add_conv (td, td->sp - 1, NULL, STACK_TYPE_I, MINT_CONV_I8_R8);
 #else
 				interp_add_conv (td, td->sp - 1, NULL, STACK_TYPE_I, MINT_CONV_I4_R8);
+#endif
+				break;
+			case STACK_TYPE_R4:
+#if SIZEOF_VOID_P == 8
+				interp_add_conv (td, td->sp - 1, NULL, STACK_TYPE_I, MINT_CONV_I8_R4);
+#else
+				interp_add_conv (td, td->sp - 1, NULL, STACK_TYPE_I, MINT_CONV_I4_R4);
 #endif
 				break;
 			case STACK_TYPE_I4: