Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
target/hppa/translate.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index bb55718a4d..21f2819d12 100644
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -3122,6 +3122,17 @@ static bool do_addb(DisasContext *ctx, unsigned r, TCGv_reg in1,
DisasCond cond;
bool d = false;
+ /*
+ * For hppa64, the ADDB conditions change, dropping ZNV, SV, OD
+ * in favor of double-word EQ, LT, LE.
+ */
+ if (ctx->is_pa20) {
+ d = c >= 5;
+ if (d) {
+ c &= 3;
+ }
+ }
+
in2 = load_gpr(ctx, r);
dest = tcg_temp_new();
sv = NULL;
--
2.34.1