diff mbox

[v5,16/35] tcg: Emit barriers with parallel_cpus

Message ID 1476056526-30740-17-git-send-email-rth@twiddle.net
State New
Headers show

Commit Message

Richard Henderson Oct. 9, 2016, 11:41 p.m. UTC 
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 tcg/tcg-op.c | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)
diff mbox

Patch

diff --git a/tcg/tcg-op.c b/tcg/tcg-op.c
index cdd61d6..bb2bfee 100644
--- a/tcg/tcg-op.c
+++ b/tcg/tcg-op.c
@@ -150,17 +150,7 @@  void tcg_gen_op6(TCGContext *ctx, TCGOpcode opc, TCGArg a1, TCGArg a2,
 
 void tcg_gen_mb(TCGBar mb_type)
 {
-    bool emit_barriers = true;
-
-#ifndef CONFIG_USER_ONLY
-    /* TODO: When MTTCG is available for system mode, we will check
-     * the following condition and enable emit_barriers
-     * (qemu_tcg_mttcg_enabled() && smp_cpus > 1)
-     */
-    emit_barriers = false;
-#endif
-
-    if (emit_barriers) {
+    if (parallel_cpus) {
         tcg_gen_op1(&tcg_ctx, INDEX_op_mb, mb_type);
     }
 }