haraldwolff/qemu-patch-raspberry4
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target-sparc: implement UltraSPARC-T1 Strand status ASR

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Signed-off-by: Artyom Tarasenko <atar4qemu@gmail.com>
Reviewed-by: Richard Henderson <rth@twiddle.net>
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Artyom Tarasenko 2016-03-02 14:45:19 +01:00
parent 4ec3e34654
commit b8e31b3cc6
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GPG key ID: 3360C3F7411A125F
1 changed files with 11 additions and 0 deletions
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11
target/sparc/translate.c
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@ -3429,6 +3429,17 @@ 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 */