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[PULL,06/10] target-s390: Implement ECAG

Message ID 1422996181-22383-7-git-send-email-rth@twiddle.net
State New
Headers show

Commit Message

Richard Henderson Feb. 3, 2015, 8:42 p.m. UTC 
Signed-off-by: Richard Henderson <rth@twiddle.net>
---
 target-s390x/insn-data.def | 2 ++
 target-s390x/translate.c   | 7 +++++++
 2 files changed, 9 insertions(+)
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Patch

diff --git a/target-s390x/insn-data.def b/target-s390x/insn-data.def
index 60dbe80..8d8e47e 100644
--- a/target-s390x/insn-data.def
+++ b/target-s390x/insn-data.def
@@ -285,6 +285,8 @@ 
 
 /* EXTRACT ACCESS */
     C(0xb24f, EAR,     RRE,   Z,   0, 0, new, r1_32, ear, 0)
+/* EXTRACT CPU ATTRIBUTE */
+    C(0xeb4c, ECAG,    RSY_a, GIE, 0, a2, r1, 0, ecag, 0)
 /* EXTRACT FPC */
     C(0xb38c, EFPC,    RRE,   Z,   0, 0, new, r1_32, efpc, 0)
 /* EXTRACT PSW */
diff --git a/target-s390x/translate.c b/target-s390x/translate.c
index b7b74ea..e7a6c1d 100644
--- a/target-s390x/translate.c
+++ b/target-s390x/translate.c
@@ -2045,6 +2045,13 @@  static ExitStatus op_ear(DisasContext *s, DisasOps *o)
     return NO_EXIT;
 }
 
+static ExitStatus op_ecag(DisasContext *s, DisasOps *o)
+{
+    /* No cache information provided.  */
+    tcg_gen_movi_i64(o->out, -1);
+    return NO_EXIT;
+}
+
 static ExitStatus op_efpc(DisasContext *s, DisasOps *o)
 {
     tcg_gen_ld32u_i64(o->out, cpu_env, offsetof(CPUS390XState, fpc));