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[PATCH for-6.2 28/43] target/i386: Use MO_128 for 16 byte atomics


From: Richard Henderson
Subject: [PATCH for-6.2 28/43] target/i386: Use MO_128 for 16 byte atomics
Date: Wed, 28 Jul 2021 14:46:32 -1000

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 target/i386/tcg/mem_helper.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/target/i386/tcg/mem_helper.c b/target/i386/tcg/mem_helper.c
index 0fd696f9c1..a207e624cb 100644
--- a/target/i386/tcg/mem_helper.c
+++ b/target/i386/tcg/mem_helper.c
@@ -136,7 +136,7 @@ void helper_cmpxchg16b(CPUX86State *env, target_ulong a0)
         Int128 newv = int128_make128(env->regs[R_EBX], env->regs[R_ECX]);
 
         int mem_idx = cpu_mmu_index(env, false);
-        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);
         Int128 oldv = cpu_atomic_cmpxchgo_le_mmu(env, a0, cmpv, newv, oi, ra);
 
         if (int128_eq(oldv, cmpv)) {
-- 
2.25.1




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