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target/s390x: Always use cpu_atomic_cmpxchgl_be_mmu in do_csst

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Eliminate the CONFIG_USER_ONLY specialization.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Reviewed-by: David Hildenbrand <david@redhat.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-05-19 17:41:32 -07:00
parent ddc0ab5aab
commit 47ae3e4039
1 changed files with 1 additions and 7 deletions
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8
target/s390x/tcg/mem_helper.c
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@ -1800,13 +1800,7 @@ static uint32_t do_csst(CPUS390XState *env, uint32_t r3, uint64_t a1,
uint32_t ov;
if (parallel) {
#ifdef CONFIG_USER_ONLY
uint32_t *haddr = g2h(env_cpu(env), a1);
ov = qatomic_cmpxchg__nocheck(haddr, cv, nv);
#else
MemOpIdx oi = make_memop_idx(MO_TEUL | MO_ALIGN, mem_idx);
ov = cpu_atomic_cmpxchgl_be_mmu(env, a1, cv, nv, oi, ra);
#endif
ov = cpu_atomic_cmpxchgl_be_mmu(env, a1, cv, nv, oi4, ra);
} else {
ov = cpu_ldl_mmu(env, a1, oi4, ra);
cpu_stl_mmu(env, a1, (ov == cv ? nv : ov), oi4, ra);