diff mbox series

[56/61] target/hppa: Implement MIXH, MIXW

Message ID 20231018215135.1561375-57-richard.henderson@linaro.org
State Superseded
Headers show
Series target/hppa: Implement hppa64-cpu | expand

Commit Message

Richard Henderson Oct. 18, 2023, 9:51 p.m. UTC 
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/hppa/insns.decode |  5 ++++
 target/hppa/translate.c  | 55 ++++++++++++++++++++++++++++++++++++++++
 2 files changed, 60 insertions(+)
diff mbox series

Patch

diff --git a/target/hppa/insns.decode b/target/hppa/insns.decode
index d7befbf73d..323e9275bf 100644
--- a/target/hppa/insns.decode
+++ b/target/hppa/insns.decode
@@ -233,6 +233,11 @@  hsub            000010 ..... ..... 00000001 11 0 .....  @rrr
 hsub_ss         000010 ..... ..... 00000001 01 0 .....  @rrr
 hsub_us         000010 ..... ..... 00000001 00 0 .....  @rrr
 
+mixh_l          111110 ..... ..... 1 00 00100000 .....  @rrr
+mixh_r          111110 ..... ..... 1 10 00100000 .....  @rrr
+mixw_l          111110 ..... ..... 1 00 00000000 .....  @rrr
+mixw_r          111110 ..... ..... 1 10 00000000 .....  @rrr
+
 ####
 # Index Mem
 ####
diff --git a/target/hppa/translate.c b/target/hppa/translate.c
index b0aefecd2e..bd8a858da6 100644
--- a/target/hppa/translate.c
+++ b/target/hppa/translate.c
@@ -2863,6 +2863,61 @@  static bool trans_hsub_us(DisasContext *ctx, arg_rrr *a)
     return do_multimedia(ctx, a, gen_helper_hsub_us);
 }
 
+static void gen_mixh_l(TCGv_i64 dst, TCGv_i64 r1, TCGv_i64 r2)
+{
+    uint64_t mask = 0xffff0000ffff0000ull;
+    TCGv_i64 tmp = tcg_temp_new_i64();
+
+    tcg_gen_andi_i64(tmp, r2, mask);
+    tcg_gen_andi_i64(dst, r1, mask);
+    tcg_gen_shri_i64(tmp, tmp, 16);
+    tcg_gen_or_i64(dst, dst, tmp);
+}
+
+static bool trans_mixh_l(DisasContext *ctx, arg_rrr *a)
+{
+    return do_multimedia(ctx, a, gen_mixh_l);
+}
+
+static void gen_mixh_r(TCGv_i64 dst, TCGv_i64 r1, TCGv_i64 r2)
+{
+    uint64_t mask = 0x0000ffff0000ffffull;
+    TCGv_i64 tmp = tcg_temp_new_i64();
+
+    tcg_gen_andi_i64(tmp, r1, mask);
+    tcg_gen_andi_i64(dst, r2, mask);
+    tcg_gen_shli_i64(tmp, tmp, 16);
+    tcg_gen_or_i64(dst, dst, tmp);
+}
+
+static bool trans_mixh_r(DisasContext *ctx, arg_rrr *a)
+{
+    return do_multimedia(ctx, a, gen_mixh_r);
+}
+
+static void gen_mixw_l(TCGv_i64 dst, TCGv_i64 r1, TCGv_i64 r2)
+{
+    TCGv_i64 tmp = tcg_temp_new_i64();
+
+    tcg_gen_shri_i64(tmp, r2, 32);
+    tcg_gen_deposit_i64(dst, r1, tmp, 0, 32);
+}
+
+static bool trans_mixw_l(DisasContext *ctx, arg_rrr *a)
+{
+    return do_multimedia(ctx, a, gen_mixw_l);
+}
+
+static void gen_mixw_r(TCGv_i64 dst, TCGv_i64 r1, TCGv_i64 r2)
+{
+    tcg_gen_deposit_i64(dst, r2, r1, 32, 32);
+}
+
+static bool trans_mixw_r(DisasContext *ctx, arg_rrr *a)
+{
+    return do_multimedia(ctx, a, gen_mixw_r);
+}
+
 static bool trans_ld(DisasContext *ctx, arg_ldst *a)
 {
     if (!ctx->is_pa20 && a->size > MO_32) {