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[Qemu-devel] [PULL 47/69] target/s390x: implement STORE PAIR TO QUADWORD
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PULL 47/69] target/s390x: implement STORE PAIR TO QUADWORD |
Date: |
Sun, 4 Jun 2017 10:34:47 -0700 |
From: Aurelien Jarno <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
Message-Id: <address@hidden>
Signed-off-by: Richard Henderson <address@hidden>
---
target/s390x/helper.h | 1 +
target/s390x/insn-data.def | 2 ++
target/s390x/mem_helper.c | 12 ++++++++++++
target/s390x/translate.c | 6 ++++++
4 files changed, 21 insertions(+)
diff --git a/target/s390x/helper.h b/target/s390x/helper.h
index ca78d1b..596fec2 100644
--- a/target/s390x/helper.h
+++ b/target/s390x/helper.h
@@ -88,6 +88,7 @@ DEF_HELPER_FLAGS_1(popcnt, TCG_CALL_NO_RWG_SE, i64, i64)
DEF_HELPER_FLAGS_1(stfl, TCG_CALL_NO_RWG, void, env)
DEF_HELPER_2(stfle, i32, env, i64)
DEF_HELPER_FLAGS_2(lpq, TCG_CALL_NO_WG, i64, env, i64)
+DEF_HELPER_FLAGS_4(stpq, TCG_CALL_NO_WG, void, env, i64, i64, i64)
#ifndef CONFIG_USER_ONLY
DEF_HELPER_3(servc, i32, env, i64, i64)
diff --git a/target/s390x/insn-data.def b/target/s390x/insn-data.def
index 53c86d5..5314162 100644
--- a/target/s390x/insn-data.def
+++ b/target/s390x/insn-data.def
@@ -770,6 +770,8 @@
/* STORE ACCESS MULTIPLE */
C(0x9b00, STAM, RS_a, Z, 0, a2, 0, 0, stam, 0)
C(0xeb9b, STAMY, RSY_a, LD, 0, a2, 0, 0, stam, 0)
+/* STORE PAIR TO QUADWORD */
+ C(0xe38e, STPQ, RXY_a, Z, 0, a2, r1_P, 0, stpq, 0)
/* SUBTRACT */
C(0x1b00, SR, RR_a, Z, r1, r2, new, r1_32, sub, subs32)
diff --git a/target/s390x/mem_helper.c b/target/s390x/mem_helper.c
index 4f34f87..15b5f45 100644
--- a/target/s390x/mem_helper.c
+++ b/target/s390x/mem_helper.c
@@ -1250,6 +1250,18 @@ uint64_t HELPER(lpq)(CPUS390XState *env, uint64_t addr)
return int128_gethi(v);
}
+/* store pair to quadword */
+void HELPER(stpq)(CPUS390XState *env, uint64_t addr,
+ uint64_t low, uint64_t high)
+{
+ uintptr_t ra = GETPC();
+ int mem_idx = cpu_mmu_index(env, false);
+ TCGMemOpIdx oi = make_memop_idx(MO_TEQ | MO_ALIGN_16, mem_idx);
+
+ Int128 v = int128_make128(low, high);
+ helper_atomic_sto_be_mmu(env, addr, v, oi, ra);
+}
+
/* Execute instruction. This instruction executes an insn modified with
the contents of r1. It does not change the executed instruction in memory;
it does not change the program counter.
diff --git a/target/s390x/translate.c b/target/s390x/translate.c
index ec61590..6635877 100644
--- a/target/s390x/translate.c
+++ b/target/s390x/translate.c
@@ -4019,6 +4019,12 @@ static ExitStatus op_stmh(DisasContext *s, DisasOps *o)
return NO_EXIT;
}
+static ExitStatus op_stpq(DisasContext *s, DisasOps *o)
+{
+ gen_helper_stpq(cpu_env, o->in2, o->out2, o->out);
+ return NO_EXIT;
+}
+
static ExitStatus op_srst(DisasContext *s, DisasOps *o)
{
gen_helper_srst(o->in1, cpu_env, regs[0], o->in1, o->in2);
--
2.9.4
- [Qemu-devel] [PULL 36/69] target/s390x: End the TB after EXECUTE, (continued)
- [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, 2017/06/04
- [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 <=
- [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
- [Qemu-devel] [PULL 54/69] target/s390x: improve 24-bit and 31-bit addresses write, Richard Henderson, 2017/06/04
- [Qemu-devel] [PULL 55/69] target/s390x: improve 24-bit and 31-bit lengths read/write, Richard Henderson, 2017/06/04