When we use QUAL_RM_D, we copy fpcr_dyn_round to float_status.
When we install a new FPCR value, we update fpcr_dyn_round.
Reset the status of the cache so that we re-copy for the next
fp insn that requires dynamic rounding.
Signed-off-by: Richard Henderson <r...@twiddle.net>
---
target-alpha/translate.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/target-alpha/translate.c b/target-alpha/translate.c
index cc81e77..0bd903c 100644
--- a/target-alpha/translate.c
+++ b/target-alpha/translate.c
@@ -2196,6 +2196,11 @@ static ExitStatus translate_one(DisasContext *ctx,
uint32_t insn)
/* MT_FPCR */
va = load_fpr(ctx, ra);
gen_helper_store_fpcr(cpu_env, va);
+ if (ctx->tb_rm == QUAL_RM_D) {
+ /* Re-do the copy of the rounding mode to fp_status
+ the next time we use dynamic rounding. */
+ ctx->tb_rm = -1;
+ }
break;
case 0x025:
/* MF_FPCR */
--
1.9.3
