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[Qemu-devel] [PULL 43/69] target/s390x: implement TEST AND SET
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL 43/69] target/s390x: implement TEST AND SET |
Date: |
Sun, 4 Jun 2017 10:34:43 -0700 |
From: Aurelien Jarno <address@hidden>
Reviewed-by: Richard Henderson <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/s390x/insn-data.def | 3 +++
target/s390x/translate.c | 10 ++++++++++
2 files changed, 13 insertions(+)
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def
index f818437..0f70ace 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -810,6 +810,9 @@
/* SUPERVISOR CALL */
C(0x0a00, SVC, I, Z, 0, 0, 0, 0, svc, 0)
+/* TEST AND SET */
+ C(0x9300, TS, S, Z, 0, a2, 0, 0, ts, 0)
+
/* TEST DATA CLASS */
C(0xed10, TCEB, RXE, Z, e1, a2, 0, 0, tceb, 0)
C(0xed11, TCDB, RXE, Z, f1_o, a2, 0, 0, tcdb, 0)
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index f160b62..0cfa8cc 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4129,6 +4129,16 @@ static ExitStatus op_trt(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_ts(DisasContext *s, DisasOps *o)
+{
+ TCGv_i32 t1 = tcg_const_i32(0xff);
+ tcg_gen_atomic_xchg_i32(t1, o->in2, t1, get_mem_index(s), MO_UB);
+ tcg_gen_extract_i32(cc_op, t1, 7, 1);
+ tcg_temp_free_i32(t1);
+ set_cc_static(s);
+ return NO_EXIT;
+}
+
static ExitStatus op_unpk(DisasContext *s, DisasOps *o)
{
TCGv_i32 l = tcg_const_i32(get_field(s->fields, l1));
--
2.9.4
- [Qemu-devel] [PULL 30/69] target/s390x: Use unwind data for helper_mvcs/mvcp, (continued)
- [Qemu-devel] [PULL 30/69] target/s390x: Use unwind data for helper_mvcs/mvcp, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 33/69] target/s390x: Use atomic operations for COMPARE SWAP PURGE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 36/69] target/s390x: End the TB after EXECUTE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 38/69] target/s390x: Re-implement a few EXECUTE target insns directly, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 39/69] target/s390x/cpu_models: Allow some additional feature bits for the "qemu" CPU, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 35/69] target/s390x: Save current ilen during translation, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 41/69] target/s390x: remove some Linux assumptions from IPTE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 40/69] target/s390x: remove dead code in translate.c, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 42/69] target/s390x: implement local-TLB-clearing in IPTE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 37/69] target/s390x: Implement EXECUTE via new TranslationBlock, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 43/69] target/s390x: implement TEST AND SET,
Richard Henderson <=
- [Qemu-devel] [PULL 46/69] target/s390x: implement LOAD PAIR FROM QUADWORD, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 47/69] target/s390x: implement STORE PAIR TO QUADWORD, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 44/69] target/s390x: implement TEST ADDRESSING MODE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 45/69] target/s390x: implement PACK, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 48/69] target/s390x: implement COMPARE AND SIGNAL, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 49/69] target/s390x: implement MOVE INVERSE, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 50/69] target/s390x: implement MOVE NUMERICS, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 53/69] target/s390x: improve 24-bit and 31-bit addresses read, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 51/69] target/s390x: implement MOVE WITH OFFSET, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 52/69] target/s390x: implement MOVE ZONES, Richard Henderson, 2017/06/04