target-s390x: implement miscellaneous-instruction-extensions facility

RISBGN is the same as RISBG, but without setting the condition code.
CLT and CLGT are the same as CLRT and CLGRT, but using memory for the
second operand.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Signed-off-by: Alexander Graf <agraf@suse.de>

diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 41b5f43..ddc6337 100644 (file)
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -230,6 +230,8 @@
 /* COMPARE LOGICAL AND TRAP */
     D(0xb973, CLRT,    RRF_c, GIE, r1_32u, r2_32u, 0, 0, ct, 0, 1)
     D(0xb961, CLGRT,   RRF_c, GIE, r1_o, r2_o, 0, 0, ct, 0, 1)
+    D(0xeb23, CLT,     RSY_b, MIE, r1_32u, m2_32u, 0, 0, ct, 0, 1)
+    D(0xeb2b, CLGT,    RSY_b, MIE, r1_o, m2_64, 0, 0, ct, 0, 1)
     D(0xec73, CLFIT,   RIE_a, GIE, r1_32u, i2_32u, 0, 0, ct, 0, 1)
     D(0xec71, CLGIT,   RIE_a, GIE, r1_o, i2_32u, 0, 0, ct, 0, 1)
 
@@ -604,6 +606,7 @@
 
 /* ROTATE THEN INSERT SELECTED BITS */
     C(0xec55, RISBG,   RIE_f, GIE, 0, r2, r1, 0, risbg, s64)
+    C(0xec59, RISBGN,  RIE_f, MIE, 0, r2, r1, 0, risbg, 0)
     C(0xec5d, RISBHG,  RIE_f, HW,  0, r2, r1, 0, risbg, 0)
     C(0xec51, RISBLG,  RIE_f, HW,  0, r2, r1, 0, risbg, 0)
 /* ROTATE_THEN <OP> SELECTED BITS */

diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index c8ef24a..fbf7f91 100644 (file)
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -1119,6 +1119,7 @@ typedef enum DisasFacility {
     FAC_HFP_MA,             /* HFP multiply-and-add/subtract */
     FAC_HW,                 /* high-word */
     FAC_IEEEE_SIM,          /* IEEE exception sumilation */
+    FAC_MIE,                /* miscellaneous-instruction-extensions */
     FAC_LOC,                /* load/store on condition */
     FAC_LD,                 /* long displacement */
     FAC_PC,                 /* population count */