Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
---
target/hppa/helper.h | 1 +
target/hppa/insns.decode | 2 ++
target/hppa/op_helper.c | 14 ++++++++++++++
target/hppa/translate.c | 5 +++++
4 files changed, 22 insertions(+)
diff --git a/target/hppa/helper.h b/target/hppa/helper.h
index 02798aa105..51c24b31b0 100644
--- a/target/hppa/helper.h
+++ b/target/hppa/helper.h
@@ -16,6 +16,7 @@ DEF_HELPER_FLAGS_1(ldc_check, TCG_CALL_NO_RWG, void, tl)
DEF_HELPER_FLAGS_2(hadd_ss, TCG_CALL_NO_RWG, i64, i64, i64)
DEF_HELPER_FLAGS_2(hadd_us, TCG_CALL_NO_RWG, i64, i64, i64)
+DEF_HELPER_FLAGS_2(havg, TCG_CALL_NO_RWG, i64, i64, i64)
DEF_HELPER_FLAGS_2(hsub_ss, TCG_CALL_NO_RWG, i64, i64, i64)
DEF_HELPER_FLAGS_2(hsub_us, TCG_CALL_NO_RWG, i64, i64, i64)
diff --git a/target/hppa/insns.decode b/target/hppa/insns.decode
index 29b49c6cf4..6959555bf3 100644
--- a/target/hppa/insns.decode
+++ b/target/hppa/insns.decode
@@ -214,6 +214,8 @@ hadd 000010 ..... ..... 00000011 11 0 ..... @rrr
hadd_ss 000010 ..... ..... 00000011 01 0 ..... @rrr
hadd_us 000010 ..... ..... 00000011 00 0 ..... @rrr
+havg 000010 ..... ..... 00000010 11 0 ..... @rrr
+
hsub 000010 ..... ..... 00000001 11 0 ..... @rrr
hsub_ss 000010 ..... ..... 00000001 01 0 ..... @rrr
hsub_us 000010 ..... ..... 00000001 00 0 ..... @rrr
diff --git a/target/hppa/op_helper.c b/target/hppa/op_helper.c
index ece523bea0..cba610ac75 100644
--- a/target/hppa/op_helper.c
+++ b/target/hppa/op_helper.c
@@ -410,6 +410,20 @@ uint64_t HELPER(hadd_us)(uint64_t r1, uint64_t r2)
return ret;
}
+uint64_t HELPER(havg)(uint64_t r1, uint64_t r2)
+{
+ uint64_t ret = 0;
+
+ for (int i = 0; i < 64; i += 16) {
+ int f1 = extract64(r1, i, 16);
+ int f2 = extract64(r2, i, 16);
+ int fr = f1 + f2;
+
+ ret = deposit64(ret, i, 16, (fr >> 1) | (fr & 1));
+ }
+ return ret;
+}
+
uint64_t HELPER(hsub_ss)(uint64_t r1, uint64_t r2)
{
uint64_t ret = 0;
diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index 2f1333b91c..2fdd4448ae 100644
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -2804,6 +2804,11 @@ static bool trans_hadd_us(DisasContext *ctx, arg_rrr *a)
return do_multimedia(ctx, a, gen_helper_hadd_us);
}
+static bool trans_havg(DisasContext *ctx, arg_rrr *a)
+{
+ return do_multimedia(ctx, a, gen_helper_havg);
+}
+
static bool trans_hsub(DisasContext *ctx, arg_rrr *a)
{
return do_multimedia(ctx, a, tcg_gen_vec_sub16_i64);
--
2.34.1
