-#if 0
- if(emit_env->isa->opt_arch == arch_athlon) {
- // xchg commands are Vector path on athlons and therefore stall the DirectPath pipeline
- // it is often beneficial to use the 3 xor trick instead of an xchg
- cmnt_buf[0] = 0;
- lc_esnprintf(ia32_get_arg_env(), cmd_buf, SNPRINTF_BUF_LEN, "xor %1S, %2S", irn, irn);
- IA32_DO_EMIT(irn);
- lc_esnprintf(ia32_get_arg_env(), cmd_buf, SNPRINTF_BUF_LEN, "xor %2S, %1S", irn, irn);
- IA32_DO_EMIT(irn);
- lc_esnprintf(ia32_get_arg_env(), cmd_buf, SNPRINTF_BUF_LEN, "xor %1S, %2S", irn, irn);
- } else {
-#endif
- be_emit_cstring(env, "\txchg ");
- ia32_emit_source_register(env, node, 1);
- be_emit_cstring(env, ", ");
- ia32_emit_source_register(env, node, 0);
- be_emit_finish_line_gas(env, node);
-#if 0
- }
-#endif
+ be_emit_cstring(env, "\txchg ");
+ ia32_emit_source_register(env, node, 1);
+ be_emit_cstring(env, ", ");
+ ia32_emit_source_register(env, node, 0);
+ be_emit_finish_line_gas(env, node);