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Diffstat (limited to 'tcg/ia64/tcg-target.c')
| -rw-r--r-- | tcg/ia64/tcg-target.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/tcg/ia64/tcg-target.c b/tcg/ia64/tcg-target.c index e2e44f7d76..8dac7f72fd 100644 --- a/tcg/ia64/tcg-target.c +++ b/tcg/ia64/tcg-target.c @@ -871,6 +871,9 @@ static void tcg_out_br(TCGContext *s, int label_index) { TCGLabel *l = &s->labels[label_index]; + /* We pay attention here to not modify the branch target by reading + the existing value and using it again. This ensure that caches and + memory are kept coherent during retranslation. */ tcg_out_bundle(s, mmB, tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), tcg_opc_m48(TCG_REG_P0, OPC_NOP_M48, 0), |