From: Richard Henderson <richard.henderson@linaro.org>
Date: Mon, 26 Jul 2021 23:39:07 +0000 (-1000)
Subject: target/s390x: Use MO_128 for 16 byte atomics
X-Git-Tag: v6.2.0-rc0~56^2~10
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=35c65de02998d23a26964c61b8c2e3b4235dcceb;p=thirdparty%2Fqemu.git

target/s390x: Use MO_128 for 16 byte atomics

Reviewed-by: David Hildenbrand <david@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---

diff --git a/target/s390x/tcg/mem_helper.c b/target/s390x/tcg/mem_helper.c
index 75f67355458..e64d1bc725b 100644
--- a/target/s390x/tcg/mem_helper.c
+++ b/target/s390x/tcg/mem_helper.c
@@ -1811,7 +1811,7 @@ void HELPER(cdsg_parallel)(CPUS390XState *env, uint64_t addr,
     assert(HAVE_CMPXCHG128);
 
     mem_idx = cpu_mmu_index(env, false);
-    oi = make_memop_idx(MO_TEQ | MO_ALIGN_16, mem_idx);
+    oi = make_memop_idx(MO_TE | MO_128 | MO_ALIGN, mem_idx);
     oldv = cpu_atomic_cmpxchgo_be_mmu(env, addr, cmpv, newv, oi, ra);
     fail = !int128_eq(oldv, cmpv);
 
@@ -1940,7 +1940,7 @@ static uint32_t do_csst(CPUS390XState *env, uint32_t r3, uint64_t a1,
                 cpu_stq_data_ra(env, a1 + 0, int128_gethi(nv), ra);
                 cpu_stq_data_ra(env, a1 + 8, int128_getlo(nv), ra);
             } else if (HAVE_CMPXCHG128) {
-                MemOpIdx oi = make_memop_idx(MO_TEQ | MO_ALIGN_16, mem_idx);
+                MemOpIdx oi = make_memop_idx(MO_TE | MO_128 | MO_ALIGN, mem_idx);
                 ov = cpu_atomic_cmpxchgo_be_mmu(env, a1, cv, nv, oi, ra);
                 cc = !int128_eq(ov, cv);
             } else {