diff mbox

[08/29] target-sparc: implement UltraSPARC-T1 Strand status ASR

Message ID 1475316333-9776-9-git-send-email-atar4qemu@gmail.com
State New
Headers show

Commit Message

Artyom Tarasenko Oct. 1, 2016, 10:05 a.m. UTC 
Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
---
 target-sparc/translate.c | 11 +++++++++++
 1 file changed, 11 insertions(+)

Comments

Richard Henderson Oct. 10, 2016, 9:38 p.m. UTC | #1 
On 10/01/2016 05:05 AM, Artyom Tarasenko wrote:
> Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
> ---
>  target-sparc/translate.c | 11 +++++++++++
>  1 file changed, 11 insertions(+)

Reviewed-by: Richard Henderson <rth@twiddle.net>


r~
diff mbox

Patch

diff --git a/target-sparc/translate.c b/target-sparc/translate.c
index e7691e4..b9c749c 100644
--- a/target-sparc/translate.c
+++ b/target-sparc/translate.c
@@ -3278,6 +3278,17 @@  static void disas_sparc_insn(DisasContext * dc, unsigned int insn)
                 case 0x19: /* System tick compare */
                     gen_store_gpr(dc, rd, cpu_stick_cmpr);
                     break;
+                case 0x1a: /* UltraSPARC-T1 Strand status */
+                    /* XXX HYPV check maybe not enough, UA2005 & UA2007 describe
+                     * this ASR as impl. dep
+                     */
+                    CHECK_IU_FEATURE(dc, HYPV);
+                    {
+                        TCGv t = gen_dest_gpr(dc, rd);
+                        tcg_gen_movi_tl(t, 1UL);
+                        gen_store_gpr(dc, rd, t);
+                    }
+                    break;
                 case 0x10: /* Performance Control */
                 case 0x11: /* Performance Instrumentation Counter */
                 case 0x12: /* Dispatch Control */